{"title":"Toroidal Transformer","description":"No magnetic gap, magnetoresistance is very small, very little leakage, less per turn, copper loss is small, more efficient.","products":[{"product_id":"iwistao-toroidal-transformer-500w-hifi-audio-amplifier-dedicated-ac-36-v-3-group-ac-12v-2-group-pure-copper-amp-diy","title":"IWISTAO Toroidal Transformer 500W HIFI Amplifier Dedicated AC 36V 12V Pure Copper DIY","description":"\u003ch1 style=\"text-align: center;\"\u003e \u003cspan style=\"text-align: center; font-size: 18px;\"\u003eIWSTAO Toroidal Transformer 500W Amplifier Dedicated Single AC 36V-0-36V(2 groups) 12Vx2 \u003c\/span\u003e\u003cspan style=\"text-align: center; font-size: 18px;\"\u003e \u003c\/span\u003e\u003cspan style=\"text-align: center; font-size: 18px;\"\u003eHIFI Audio\u003c\/span\u003e\u003cspan style=\"text-align: center; font-size: 18px;\"\u003e \u003c\/span\u003e\u003cspan style=\"text-align: center; font-size: 18px;\"\u003eDIY\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003ch2\u003e\n\u003cspan style=\"text-align: center; font-size: 14px;\"\u003eModel No: WHFTT-500W\u003c\/span\u003e \u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e500W Audio dedicated toroidal transformer\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170726184851\/799d6a9702f594a57223e1b0f73e255a.jpg\"\u003e\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170726184851\/40b462e5ba114fb4c82e20c39d655e8e.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170726184850\/769ed9f8da06969b635ebe0ad0d8ad48.jpg\"\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp align=\"left\"\u003e1. Power: 500 W\u003c\/p\u003e\n\u003cp align=\"left\"\u003e2. Dimensions\u003c\/p\u003e\n\u003cp align=\"left\" style=\"margin-left: 40.0px;\"\u003eDiameter: 138 mm\u003c\/p\u003e\n\u003cp align=\"left\" style=\"margin-left: 40.0px;\"\u003eHeight: 72 mm\u003c\/p\u003e\n\u003cp align=\"left\"\u003e3. Input voltage: 220V\u003c\/p\u003e\n\u003cp align=\"left\"\u003e4. Output: 36 V-0-36V  AC (2 groups), 0-12V AC (2 groups)\u003c\/p\u003e\n\u003cp align=\"left\"\u003e5. Weight: 6 kg\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e6. Accessories\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40.0px;\"\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eFix holder x 1 sets\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":49615241241,"sku":"WHFTT-500W","price":67.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/769ed9f8da06969b635ebe0ad0d8ad48.jpg?v=1571438875"},{"product_id":"iwistao-300w-toroidal-transformer-hifi-power-amplifier-dedicated-pure-copper-wire-dual-33v-dual-17v-0-14v-audio-for-your-diy","title":"IWISTAO 300W Toroidal Transformer HIFI Power Amplifier Dedicated Dual 33V 17V 0-14V","description":"\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 18px;\"\u003eIWISTAO 300W HIFI Amplifier Dedicated Toroidal Transformer Wire Double 33V 17V 0-14V Audio for your DIY \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cbr\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"font-size: 18px;\"\u003eModel No: WHFTT-300W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eThe HIFI toroidal transformer core is made of A grade without breaks, lower noise, background and level very quiet. And wires are Copper Enameled.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eType A: the main voltage 33V - 0-33V, 17V-0-17V, 0-14V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e\u003cbr\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e\u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170801173041\/c203f6cc8bba3e155a1b0a74c894167c.jpg\"\u003e\u003cbr\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170801173041\/c570d4b156586e30a27300d765ecc897.jpg\" style=\"text-align: center; display: block; margin-left: auto; margin-right: auto;\"\u003e\u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170801173041\/ab40fc2a0bca0d34563ae4bd7eb0e960.jpg\" style=\"text-align: center; display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e1. Power: 300W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e2. Input voltage: 220V\/50Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e3. Output Voltage: 2 x 33V + 2 x 17V + 0-14V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e4. Weight: 3.2KG,\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e5. Diameter: 120mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e6. Height: 60mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e7. Accessories\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40.0px;\"\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eFix holder x 1 sets\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":78700052505,"sku":"WHFTT-300W","price":42.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/c570d4b156586e30a27300d765ecc897.jpg?v=1571438875"},{"product_id":"iwistao-120w-hifi-amplifier-dedicated-toroidal-transformer-wire-double-18v-or-dual-22v-audio-for-your-diy","title":"IWISTAO 120W HIFI Amplifier Dedicated Toroidal Transformer Wire Double 18V or Dual 22V Audio","description":"\u003ch1 style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 18.0px;\"\u003eIWISTAO 120W HIFI Amplifier Dedicated Toroidal Transformer Wire Double 18V Audio for your DIY \u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"font-size: 18.0px;\"\u003eModel No: WHFTT-120W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eThe HIFI toroidal transformer core is made of A grade without breaks, lower noise, background and level very quiet. And wires are Copper Enameled.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eType A: the main voltage 18V - 0-18V, suitable for LM1875, TDA8920 amplifier.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170801175329\/9f2c7c94f3687f43eab31c01d1c35e84.jpg\"\u003e\u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170801175329\/686d3d6ae6b841ef9238745d32467e8f.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e1. Power: 120W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e2. Input voltage: 220V\/50Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e3. Output Voltage: 2 x 18V (for power amplifier) + 2 x 15V (for preamplifier).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e4. Weight: 1.7KG,\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e5. Diameter: 100mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e6. Height: 45mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e7. Accessories\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40.0px;\"\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eFix holder x 1 sets\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left; margin: 0;\"\u003e\u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170801175919\/1cbd38eaa322820667e248a9f6fb8d2b.jpg\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170801175919\/53f9934c83a56b6baf8b63be8ebba627.jpg\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170801175919\/00223815a19f54596c0a8a33addbb74c.jpg\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Dual 22V + Dual 18","offer_id":78713061401,"sku":"WHFTT-120W-1","price":26.9,"currency_code":"USD","in_stock":true},{"title":"Dual 22V + Dual 15V","offer_id":78716928025,"sku":"WHFTT-120W-2","price":26.9,"currency_code":"USD","in_stock":true},{"title":"Dual 22V + Dual 9V","offer_id":78739669017,"sku":"","price":26.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/9f2c7c94f3687f43eab31c01d1c35e84.jpg?v=1571438875"},{"product_id":"iwistao-toroidal-transformer-40w-hifi-audiotube-pre-amplifier-dedicated-9-v-2a-ac-30v-0-30v-0-2a-pure-copper-amp-diy","title":"IWISTAO Toroidal Transformer 40W Tube Pre-amplifier Dedicated 9V 30V HIFI Audio","description":"\u003ch1 style=\"padding: 5.0px; text-align: center;\"\u003eIWISTAO Toroidal Transformer 40W Tube Pre-amplifier Dedicated Single 9V\/2A \u0026amp; 30V-0-30V\/0.2A \u003c\/h1\u003e\n\u003cp style=\"text-align: left; padding: 5px;\"\u003e\u003cspan style=\"font-weight: normal; font-size: 18px;\"\u003eModel No: WHFTT-40W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp align=\"center\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e40W Audio dedicated toroidal transformer\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170801181752\/91c2f22286d46da1192bdceeceb9a114.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp align=\"left\"\u003e1. Power: 40 W\u003c\/p\u003e\n\u003cp align=\"left\"\u003e2. Dimensions\u003c\/p\u003e\n\u003cp align=\"left\" style=\"margin-left: 40.0px;\"\u003eDiameter: 90 mm\u003c\/p\u003e\n\u003cp align=\"left\" style=\"margin-left: 40.0px;\"\u003eHeight: 55 mm\u003c\/p\u003e\n\u003cp align=\"left\"\u003e3. Input voltage: 220V\u003c\/p\u003e\n\u003cp align=\"left\"\u003e4. Output: 30-0-30V 200 Ma, 9V2A\u003c\/p\u003e\n\u003cp align=\"left\"\u003e5. Weight: 0.8 kg\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e6. Accessories\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40.0px;\"\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eFix holder x 1 sets\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eDIY applications by HIFI audiophile \u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"http:\/\/wxalbum-10001658.image.myqcloud.com\/wxalbum\/160232\/20170801181752\/bbe87d6b4a8c5b5d506e1b9ebed9ae3f.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":78729445401,"sku":"WHFTT-40W","price":19.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/e9dbd76fb711e853b08f294253a57360.jpg?v=1571438875"},{"product_id":"iwistao-toroidal-transformer-50w-dual-15v-single-9v-filling-glue-with-shield-cover-import-core-for-hifi-dac-headphone-amp-preamp","title":"IWISTAO Toroidal Transformer 50W Dual 15V Single 9V Filling Glue for DAC Headphone Amp Preamp","description":"\u003ch1 style=\"text-align: center;\"\u003eToroidal Transformer 50W Dual 15V Single 9V Filling Glue with Shield Cover for DAC Headphone Amp Preamplifier \u003c\/h1\u003e\n\u003ch2 style=\"text-align: left; margin: 0px 0px 0.5em; padding: 5px; border: 0px; font-weight: 400; font-size: 3em; line-height: 1; font-family: Arial, Helvetica, sans-serif; vertical-align: baseline; color: #000000;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eModel No: WTTR-CS50W\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000; font-family: arial; font-size: 14px; line-height: 21px;\"\u003eCustomized 50W toroidal transformer with imported Japanese core, which is ideal for DAC or headphone amplifiers. Its core is very good; also it is large output current and small resistance. If using it to replace the R type or EI type transformer, DAC or amplifier sound will be improved significantly, after then, the low-frequency sound is better density, midrange is more smooth, sound field will be significantly improved.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: #000000; font-family: arial; font-size: 14px; line-height: 21px;\"\u003e\u003cimg alt=\"WTTR-CS50W\" src=\"http:\/\/ae01.alicdn.com\/kf\/HTB1E5JARXXXXXXSapXXq6xXFXXXI.jpg?size=299694\u0026amp;height=800\u0026amp;width=803\u0026amp;hash=4256fee24c894b53f5372fd722e5cbcd\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg alt=\"WTTR-CS50W(1l)\" src=\"http:\/\/ae01.alicdn.com\/kf\/HTB1tu8_RXXXXXbNXpXXq6xXFXXXh.jpg?size=297504\u0026amp;height=696\u0026amp;width=800\u0026amp;hash=48f3c820ea500cfe4456fc5a41b125d2\"\u003e\u003cimg alt=\"WTTR-CS50W(2l)\" src=\"http:\/\/ae01.alicdn.com\/kf\/HTB17VN0RXXXXXbTXFXXq6xXFXXXt.jpg?size=374433\u0026amp;height=800\u0026amp;width=803\u0026amp;hash=b4ecfe84e3ca17ada4f3c831cc541dde\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 18px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e1. Power: 50W\u003cbr\u003e 2. Input: 220V\u003cbr\u003e 3. Output:\u003cbr\u003e a) 15 V - 0 - 15 V \/ 1.3 A\u003cbr\u003e b) 9V \/ 1A\u003cbr\u003e 4. Dimension: Diameter 95MM * High 50MM\u003cbr\u003e 5. Weight: 1.3KG\u003cbr\u003e 6. Hole center point distance of 4 corners mounting holes (equidistance): 80mm\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"clear: both;\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":78747566105,"sku":"WTTR-CS50W","price":28.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/IWISTAO-Toroidal-Transformer-50W-Dual-15V-Single-9V-Filling-Glue-with-Shield-Cover-Import-Core-for.jpg?v=1571438875"},{"product_id":"iwistao-200w-hifi-amplifier-dedicated-toroidal-transformer-wire-dual-18v-and-dual-24v-audio-for-your-diy-audio-105mm-x-60mm","title":"IWISTAO 200W HIFI Amplifier Dedicated Toroidal Transformer Wire Dual 18V and Dual 24V","description":"\u003cp style=\"margin: 0px; padding: 0px; border: 0px; font-size: 13px; line-height: 16.9px; font-family: Arial,Helvetica,sans-serif; vertical-align: baseline; color: #000000; text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch1 style=\"margin: 0px 0px 0.5em; padding: 0px; border: 0px; font-weight: 400; font-size: 3em; line-height: 1; font-family: Arial,Helvetica,sans-serif; vertical-align: baseline; color: #000000; text-align: center;\"\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-weight: inherit; line-height: inherit; vertical-align: baseline;\"\u003eIWISTAO\u003c\/span\u003e\u003cspan style=\"margin: 0px; padding: 0px; border: 0px; font-style: inherit; font-weight: inherit; line-height: inherit; vertical-align: baseline;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-family: arial; line-height: 15.6px;\"\u003e200W HIFI Amplifier Dedicated Toroidal Transformer Wire Dual 18V and Dual 24V Audio for your DIY Audio 105mm X 60mm\u003c\/span\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003eInput voltage default as AC 220V, pure copper produced, enough output power.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 18px;\"\u003e\u003cstrong\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003eWe can be customized to any output voltages and currents, custom voltage range from double AC 25V to AC 100V, and single voltage range from AC 25V to 100V.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cstrong\u003e\u003cu\u003e\u003cspan style=\"line-height: 18px; color: #ff0000;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003ePlease select the Customized button if you need customize your transformer and leave us message for your sepecifications.\u003c\/span\u003e\u003c\/span\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cstrong\u003e\u003cu\u003e\u003cspan style=\"line-height: 18px; color: #ff0000;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003eNote: The transformer output is an optional set of voltages for customized, not multiple sets of voltage outputs.\u003c\/span\u003e\u003c\/span\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e\u003cimg alt=\"IWISTAO 200W HIFI Amplifier Dedicated Toroidal Transformer \" src=\"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/WTT-200W.jpg?v=1520593771\" style=\"float: none;\"\u003e\u003cimg alt=\"IWISTAO 200W Toroidal Transformer 24VX2 18VX2\" src=\"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/WTT-200W_1.jpg?v=1520593771\" style=\"float: none;\"\u003e\u003cimg alt=\"IWISTAO 200W Dedicated Toroidal Transformer \" src=\"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/WTT-200W_3.jpg?v=1520593771\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: left; margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003eSpecifications\u003c\/h2\u003e\n\u003cp style=\"text-align: left; margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003e1. Power: 200W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003e2. Input voltage: AC220V\/50Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003e3. Output Voltage: 2 x 24V \/4.1A (for power amplifier) + 2 x 18V \/ 0.8A  (for preamplifier).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003e4. Weight: 2.95KG,\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003e5. Diameter: 105mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003e6. Height: 60mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003e7. Accessories\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px 0px 0px 40px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003eFix holder x 1 sets\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e \u003c\/p\u003e\n\u003cp\u003e Applications\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/files\/Amplifier_D_200TT2.jpg?v=1520594052\" alt=\"Power Amplifier with IWISTAO Toroidal Transformer Wire Dual 18V and Dual 24V\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"line-height: 21px;\"\u003e\u003cimg alt=\"WHFTT-200W(A1l)\" src=\"http:\/\/ae01.alicdn.com\/kf\/HTB1fktSRXXXXXahXVXXq6xXFXXXn.jpg?size=802739\u0026amp;height=1067\u0026amp;width=800\u0026amp;hash=53d68e9d22fd7ecf68efa27ebb36f603\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":79025504281,"sku":"WHFTT-200W","price":27.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/WTT-200W.jpg?v=1571438875"},{"product_id":"iwistao-60w-toroidal-transformer-dedicated-filling-glue-for-hifi-tube-preamplifier-headphone-amp-ac170v-3-15v-0-3-15v","title":"IWISTAO 60W Toroidal Transformer Dedicated Filling Glue Tube Preamp Headphone Amp AC170V 3.15V","description":"\u003ch1 style=\"text-align: center; padding: 5px;\"\u003e\u003cspan style=\"font-size: 18px; font-weight: normal; color: #333333; font-family: Arial, Verdana, sans-serif;\"\u003eIWISTAO 60W Toroidal Transformer Dedicated Filling Glue for HIFI Tube Amps Headphone Amp AC170V 3.15V-0-3.15V Pure Copper DIY\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 18px; font-weight: normal; color: #333333; font-family: Arial, Verdana, sans-serif;\"\u003eModel No: \u003cspan\u003eWHFTT-CS60W(Tube)\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000; font-family: arial; font-size: 14px; line-height: 21px;\"\u003eCustomized 60W toroidal transformer with imported Japanese core, which is ideal for tube preamplifier or tube headphone amplifiers. Its core is very good; also it is large output current and small resistance. If using it to replace the R type or EI type transformer, the equipments' sound will be improved significantly, after then, the low-frequency sound is better density, midrange is more smooth, sound field will be significantly improved.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e\u003cimg alt=\"WHFTT-CS60W(1Tube1)\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1Qk.tNVXXXXX5XVXXq6xXFXXXn\/224400538\/HTB1Qk.tNVXXXXX5XVXXq6xXFXXXn.jpg?size=119565\u0026amp;height=778\u0026amp;width=800\u0026amp;hash=9ccc1697057c18c9d3eda88b469e36b1\" style=\"border: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e\u003cimg alt=\"WHFTT-CS60W(3Tube1)\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1j8MyNVXXXXXKXFXXq6xXFXXX7\/224400538\/HTB1j8MyNVXXXXXKXFXXq6xXFXXX7.jpg?size=106348\u0026amp;height=774\u0026amp;width=800\u0026amp;hash=9c6d602c6ef4c5f0862df3a403ffa7bd\" style=\"border: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e\u003cimg alt=\"WHFTT-CS60W(2Tube1)\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1.UAlNVXXXXbbXVXXq6xXFXXXW\/224400538\/HTB1.UAlNVXXXXbbXVXXq6xXFXXXW.jpg?size=119983\u0026amp;height=736\u0026amp;width=800\u0026amp;hash=890b2516042b149c48167ad9cb1ba224\" style=\"border: none;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e\u003cimg alt=\"WHFTT-CS60W(2Tube1)\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1DpXfRXXXXXXJXpXXq6xXFXXXK\/224400538\/HTB1DpXfRXXXXXXJXpXXq6xXFXXXK.jpg?size=554099\u0026amp;height=736\u0026amp;width=800\u0026amp;hash=3bd77f985a95c02ff003afcf7ff5c632\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial; text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003eSpecifications\u003c\/h2\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e \u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003e1. Power: 60W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003e2. Input: AC220V\/50Hz\u003cbr\u003e 3. Output:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px 0px 0px 40px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003ea) AC 3.15 V - 0 - 3.15 V \/ 4 A\u003cbr\u003e b) AC 170V \/ 0.2A\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003e4. Dimension: Diameter 105mm * High 50mm; Base size: 113mm x 113mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0px; padding: 0px; word-wrap: break-word; color: #000000; font-family: arial;\"\u003e\u003cspan style=\"line-height: 21px; font-size: 14px;\"\u003e5. Weight: 1.65KG\u003cbr\u003e 6. Hole center point distance of 4 corners mounting holes (equidistance): 95mm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 style=\"margin: 15px 0px 10px; padding: 0px; font-family: arial; color: #000000; text-align: center;\"\u003e\u003c\/h1\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":84484489241,"sku":"WHFTT-CS60W(Tube)","price":32.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/554f534540da6079770335de93c90f80.jpg?v=1571438876"},{"product_id":"iwistao-toroidal-transformer-150w-dual-18-20-25-26-27-28v-glue-with-shield-cover-import-core-for-hifi-amplifier-preamp","title":"IWISTAO Toroidal Transformer 150W Dual 18 to 28V Fill Glue Shield Cover Import Core for HIFI Amp","description":"\u003ch1 style=\"margin: 0px 0px 0.5em; padding: 5px; border: 0px; font-weight: 400; font-size: 3em; line-height: 1; font-family: Arial,Helvetica,sans-serif; vertical-align: baseline; color: #000000; text-align: center;\"\u003e\n\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"line-height: 27px;\"\u003eToroidal Transformer 150W Dual 18V 20V 25V 26V 27V 28V Filling Glue with Shield Cover for  Amp Preamplifier\u003c\/span\u003e\u003c\/span\u003e \u003c\/h1\u003e\n\u003ch2 style=\"margin: 0px 0px 0.5em; padding: 5px; border: 0px; font-weight: 400; font-size: 3em; line-height: 1; font-family: Arial, Helvetica, sans-serif; vertical-align: baseline; color: #000000;\"\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"line-height: 27px;\"\u003eModel No: WHFTT-150WSS\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000; font-family: arial; font-size: 14px; line-height: 21px;\"\u003eCustomized 50W toroidal transformer with imported Japanese core, which is ideal for DAC or headphone amplifiers. Its core is very good; also it is large output current and small resistance. If using it to replace the R type or EI type transformer, DAC or amplifier sound will be improved significantly, after then, the low-frequency sound is better density, midrange is more smooth, sound field will be significantly improved.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"http:\/\/ae01.alicdn.com\/kf\/HTB1dJEyxCBYBeNjy0Feq6znmFXaD.jpg\" alt=\"WHFTT-150SS_l\"\u003e\u003cimg src=\"http:\/\/ae01.alicdn.com\/kf\/HTB1fkDkxrSYBuNjSspiq6xNzpXak.jpg\" alt=\"WHFTT-150SS_l1\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 18px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1. Power: 150W\u003c\/p\u003e\n\u003cp\u003e2. Input: 220V\u003c\/p\u003e\n\u003cp\u003e3. Output:\u003cbr\u003e     Dual 18V, 20V, 25V, 26V, 27V, 28V\u003cbr\u003e \u003cbr\u003e 4. Dimension: Diameter 120 MM * High 50MM; \u003c\/p\u003e\n\u003cp\u003e5. Weight: 2.5KG\u003c\/p\u003e\n\u003cp\u003e6. Hole center point distance of 4 corners mounting holes (equidistance): 105mm\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"18V","offer_id":10410340515955,"sku":"WHFTT-CS50W-18","price":41.9,"currency_code":"USD","in_stock":true},{"title":"20V","offer_id":10410798678131,"sku":"WHFTT-CS50W-20","price":41.9,"currency_code":"USD","in_stock":true},{"title":"25V","offer_id":10410798710899,"sku":"WHFTT-CS50W-25","price":41.9,"currency_code":"USD","in_stock":true},{"title":"26V","offer_id":10410798743667,"sku":"WHFTT-CS50W-26","price":41.9,"currency_code":"USD","in_stock":true},{"title":"27V","offer_id":10410798776435,"sku":"WHFTT-CS50W-27","price":41.9,"currency_code":"USD","in_stock":true},{"title":"28V","offer_id":10410798841971,"sku":"WHFTT-CS50W-28","price":41.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/IWISTAO-Toroidal-Transformer-150W-Dual-18-20-25-26-27-28V-Glue-with-Shield-Cover-Import.jpg?v=1571438884"},{"product_id":"iwistao-toroidal-transformer-100w-dual-18v-glue-with-shield-cover-import-core-for-hifi-amplifier-preamp","title":"IWISTAO Toroidal Transformer 100W Dual 18V Fill Glue Shield Cover Import Core for HIFI Amp","description":"\u003ch1 style=\"margin: 0px 0px 0.5em; padding: 5px; border: 0px; font-weight: 400; font-size: 3em; line-height: 1; font-family: Arial,Helvetica,sans-serif; vertical-align: baseline; color: #000000; text-align: center;\"\u003e\n\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"line-height: 27px;\"\u003eIWISTAO Toroidal Transformer 150W Dual 18V  Filling Glue with Shield Cover for  Amp Preamplifier \u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e  \u003c\/h1\u003e\n\u003ch2 style=\"margin: 0px 0px 0.5em; padding: 5px; border: 0px; font-weight: 400; font-size: 3em; line-height: 1; font-family: Arial, Helvetica, sans-serif; vertical-align: baseline; color: #000000;\"\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"line-height: 27px;\"\u003eModel No: WHFTT-100WSS\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000; font-family: arial; font-size: 14px; line-height: 21px;\"\u003eCustomized 50W toroidal transformer with imported Japanese core, which is ideal for DAC or headphone amplifiers. Its core is very good; also it is large output current and small resistance. If using it to replace the R type or EI type transformer, DAC or amplifier sound will be improved significantly, after then, the low-frequency sound is better density, midrange is more smooth, sound field will be significantly improved.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: #000000; font-family: arial; font-size: 14px; line-height: 21px;\"\u003e\u003cimg alt=\"WHFTT-100WSS-l\" src=\"http:\/\/ae01.alicdn.com\/kf\/HTB1R4S3xqSWBuNjSsrbq6y0mVXae.jpg\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg alt=\"WHFTT-150SS_l\" src=\"http:\/\/ae01.alicdn.com\/kf\/HTB1dJEyxCBYBeNjy0Feq6znmFXaD.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e  \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 18px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e1. Power: 100W\u003c\/p\u003e\n\u003cp\u003e2. Input: 220V\u003c\/p\u003e\n\u003cp\u003e3. Outpu: Dual 18V, \u003cbr\u003e \u003cbr\u003e 4. Dimension: Diameter 1112 MM * High 55MM; \u003c\/p\u003e\n\u003cp\u003e5. Weight: 1.9KG\u003c\/p\u003e\n\u003cp\u003e6. Hole center point distance of 4 corners mounting holes (equidistance): 95mm\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":10411744723059,"sku":"WHFTT-100WSS","price":35.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/IWISTAO-Toroidal-Transformer-100W-Dual-18V-Glue-with-Shield-Cover-Import-Core-for-HIFI-Amplifier-Preamp.jpg?v=1571438884"},{"product_id":"iwistao-40w-toroidal-transformer-dedicated-for-hifi-audiotube-amplifier-headphone-amp-220v-0-220v-6-5v-0-6-5v-0-pure-copper-diy","title":"IWISTAO 40W Toroidal Transformer Dedicated for HIFI AudioTube Amplifier Headphone Amp 220V 6.5V","description":"\u003ch1 style=\"padding: 5.0px; text-align: center;\"\u003e\n\u003cspan style=\"font-size: 18.0px;\"\u003eIWISTAO 40W \u003c\/span\u003e\u003cspan style=\"font-size: 18.0px;\"\u003eToroidal Transformer \u003c\/span\u003e\u003cspan style=\"font-size: 18.0px;\"\u003eDedicated \u003c\/span\u003e\u003cspan style=\"font-size: 18.0px;\"\u003eTube Pre-amplifier AC 220V-0-220V, 0-6.5V, 0-6.5V \u003c\/span\u003e\u003cspan style=\"font-size: 18.0px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 18.0px;\"\u003eHIFI Audio\u003c\/span\u003e\u003cspan style=\"font-size: 18.0px;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 18.0px;\"\u003eDIY\u003c\/span\u003e\u003cbr\u003e  \u003c\/h1\u003e\n\u003ch1 style=\"padding: 5px;\"\u003e\u003cspan style=\"font-size: 18.0px;\"\u003eModel No: WHFTT-40W-Tube\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp align=\"center\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e40W Audio dedicated toroidal transformer\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg alt=\"WHFTT-40W(Tubel)\" src=\"http:\/\/ae01.alicdn.com\/kf\/HTB1rxb5RFXXXXbfaXXXq6xXFXXX5.jpg?size=127696\u0026amp;height=695\u0026amp;width=800\u0026amp;hash=93052f3dfb0457ed348b5bf7f37fff08\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp align=\"left\"\u003e1. Power: 40 W\u003c\/p\u003e\n\u003cp align=\"left\"\u003e2. Dimensions\u003c\/p\u003e\n\u003cp align=\"left\" style=\"margin-left: 40.0px;\"\u003eDiameter: 90 mm\u003c\/p\u003e\n\u003cp align=\"left\" style=\"margin-left: 40.0px;\"\u003eHeight: 55 mm\u003c\/p\u003e\n\u003cp align=\"left\"\u003e3. Input voltage: AC 220V\u003c\/p\u003e\n\u003cp align=\"left\"\u003e4. Output: AC 220V-0-220V , 0-6.5V,0-6.5V\u003c\/p\u003e\n\u003cp align=\"left\"\u003e5. Weight: 0.65 kg\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14.0px;\"\u003e6. Accessories\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40.0px;\"\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eFix holder x 1 sets\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14.0px;\"\u003eDIY applications by HIFI audiophile \u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg alt=\"WHT-6550-C(1L)\" src=\"http:\/\/ae01.alicdn.com\/kf\/HTB1ilkJRFXXXXcmXXXXq6xXFXXXh.jpg?size=91528\u0026amp;height=480\u0026amp;width=640\u0026amp;hash=a3e04d574d4b6be41a010ab7c0b22e01\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":12734427529331,"sku":"WHFTT-40W-Tube","price":20.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/WVTT-40W.jpg?v=1571438886"},{"product_id":"iwistao-50w-o-type-transformer-4n-oxygen-free-copper-double-18v-2-groups-separated-9v-for-dac-preamplifier-headphone-amp","title":"IWISTAO 50W O Type Transformer 4N OFC Double 18V 9V for DAC Preamp Headphone Amplifier","description":"\u003ch1 style=\"padding: 5px; text-align: center;\"\u003e\n\u003cspan style=\"font-size: 18px;\"\u003eI\u003c\/span\u003e\u003cspan style=\"font-size: 18px;\"\u003eWISTAO 50W O Type Transformer 4N Oxygen-free Copper Double 18V 2 Groups Separated 9V for DAC Preamplifier Headphone Amp\u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eModel No: WHFT-PT50W(O)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e \u003cspan style=\"font-size: 14px;\"\u003eGenerally, the sound of toroidal transformer is good, large dynamic, less magnetic leakage, more quiet, and low temperature. R type transformer’s voice is warm, low internal resistance, excellent high frequency extension and also the subtle state is very good.\u003cbr\u003e \u003cbr\u003e O-type transformer, combined with the advantages of R-type transformer and toroidal one. A completely non-cutting core made of high-flux silicon steel strip, O type transformer is made of this round-section iron core has a small volume and good electrical performance, and is an ideal transformer. The O-shaped and the ring-shaped transformer are completely different. The ring-shaped transformer is made of steel strips. The O type transfomer is a one-piece iron core. In terms of efficiency and magnetic flux leakage, the O-type has an inherent advantage. As actual listening, its performance is very accurate in high frequency characteristics, transient, and detailed.\u003cbr\u003e \u003cbr\u003e Compared with toroidal transformer, O type transformer has the following advantages:\u003cbr\u003e a. The average length of the coil is reduced by 11.4%-30%;\u003cbr\u003e b. The coil has no folding angle, which makes the magnetic field distribution more uniform. For Structural features, the core has no fracture, the section is approximately circular and like as an oblate structure, also its height is short and diameter is larger with more uniform structure, so that its leakage magnetic is smaller.\u003cbr\u003e \u003cbr\u003e Compared with the R-type transformer, its coil is not limited by the skeleton, and is tightly attached to the core, which is better coupled and more efficient. O-type transformer’s sound quality at sweet and warm aspect has a significant difference in actual comparison with the other transformers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14px;\"\u003eFeatures\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e \u003cspan style=\"font-size: 14px;\"\u003e1. The core is wound from a complete Z10 (0.27mm) imported chip.\u003cbr\u003e 2. The transformer is insulated with the highest level of imported golden yellow insulating tape. The electrical performance is better, it has better insulation performance than the general black, white and transparent colors, but the cost is nearly three times higher than that of black.\u003cbr\u003e 3. The core is varnished in a special mold for one week, no welding, no cutting and no vibration.\u003cbr\u003e 4. It is made of 4N imported pure oxygen-free copper enameled wire.\u003cbr\u003e 5. Primary and secondary insulation treatment (unshielded lead) optimized for audio.\u003cbr\u003e 6. The lead wire is tin-free of oxygen-free copper, the air feel is very good, and the whole frequency band is transparent.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg alt=\"WHFT-PT50W(8x8)1l\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1yk0glVooBKNjSZPhq6A2CXXaE.jpg\"\u003e\u003cimg alt=\"WHFT-PT50W(8x8)1l1\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1dwJgy5CYBuNkHFCcq6AHtVXaT.jpg\"\u003e\u003cimg alt=\"WHFT-PT50W(8x8)1l2\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1eSYyl_qWBKNjSZFAq6ynSpXaZ.jpg\"\u003e\u003cimg alt=\"WHFT-PT50W(8x8)1l3\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1s8QIHf5TBuNjSspmq6yDRVXaq.jpg\"\u003e\u003cimg alt=\"WHFT-PT50W(8x8)l6\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PSP3Hf9TBuNjy0Fcq6zeiFXaX.jpg\"\u003e\u003c\/p\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e \u003cspan style=\"font-size: 14px;\"\u003e1. Power: 50W\u003cbr\u003e 2. Input: AC 230V\u003cbr\u003e 3. Output:\u003cbr\u003e a) AC 0—18V (2 groups)\u003cbr\u003e b) 0-9V\u003cbr\u003e c) 0-9V\u003cbr\u003e 4. Size: 100mm x 30mm\u003cbr\u003e 5. Weight: 1.3kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg alt=\"WHFT-PT50W(8x8)l4\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1wtBGl.OWBKNjSZKzq6xfWFXaa.jpg\"\u003e\u003cimg alt=\"WHFT-PT50W(8x8)l5\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1OVHuHeGSBuNjSspbq6AiipXas.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":13857585987699,"sku":"WHFT-PT50W(O)","price":43.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/IWISTAO-50W-O-Type-Transformer-4N-Oxygen-free-Copper-Double-18V-2-Groups-Separated-9V-for.jpg?v=1571438886"},{"product_id":"iwistao-30w-o-type-transformer-4n-oxygen-free-copper-double-8v-or-16v-for-dac-preamplifier-headphone-amp-free-shipping","title":"IWISTAO 30W O Type Transformer 4N OFC Double 8V or 16V for DAC Preamp Headphone Amplifier","description":"\u003ch1 style=\"padding: 5.0px; text-align: center;\"\u003e\u003cspan style=\"font-size: 18px;\"\u003eIWISTAO 30W O Type Transformer 4N Oxygen-free Copper Double 8V or 16V for DAC Preamplifier Headphone Amp\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eModel No: WHFT-PT30W(O)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e \u003cspan style=\"font-size: 14px;\"\u003eGenerally, the sound of toroidal transformer is good, large dynamic, less magnetic leakage, more quiet, and low temperature. R type transformer’s voice is warm, low internal resistance, excellent high frequency extension and also the subtle state is very good.\u003cbr\u003e \u003cbr\u003e O-type transformer, combined with the advantages of R-type transformer and toroidal one. A completely non-cutting core made of high-flux silicon steel strip, O type transformer is made of this round-section iron core has a small volume and good electrical performance, and is an ideal transformer. The O-shaped and the ring-shaped transformer are completely different. The ring-shaped transformer is made of steel strips. The O type transfomer is a one-piece iron core. In terms of efficiency and magnetic flux leakage, the O-type has an inherent advantage. As actual listening, its performance is very accurate in high frequency characteristics, transient, and detailed.\u003cbr\u003e \u003cbr\u003e Compared with toroidal transformer, O type transformer has the following advantages:\u003cbr\u003e a. The average length of the coil is reduced by 11.4%-30%;\u003cbr\u003e b. The coil has no folding angle, which makes the magnetic field distribution more uniform. For Structural features, the core has no fracture, the section is approximately circular and like as an oblate structure, also its height is short and diameter is larger with more uniform structure, so that its leakage magnetic is smaller.\u003cbr\u003e \u003cbr\u003e Compared with the R-type transformer, its coil is not limited by the skeleton, and is tightly attached to the core, which is better coupled and more efficient. O-type transformer’s sound quality at sweet and warm aspect has a significant difference in actual comparison with the other transformers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14px;\"\u003eFeatures\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e \u003cspan style=\"font-size: 14px;\"\u003e1. The core is wound from a complete Z10 (0.27mm) imported chip.\u003cbr\u003e 2. The transformer is insulated with the highest level of imported golden yellow insulating tape. The electrical performance is better, it has better insulation performance than the general black, white and transparent colors, but the cost is nearly three times higher than that of black.\u003cbr\u003e 3. The core is varnished in a special mold for one week, no welding, no cutting and no vibration.\u003cbr\u003e 4. It is made of 4N imported pure oxygen-free copper enameled wire.\u003cbr\u003e 5. Primary and secondary insulation treatment (unshielded lead) optimized for audio.\u003cbr\u003e 6. The lead wire is tin-free of oxygen-free copper, the air feel is very good, and the whole frequency band is transparent.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cimg alt=\"WHFT-PT30W(O)l1\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1W41lai6guuRkSmLyq6AulFXa9.jpg\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cimg alt=\"WHFT-PT30W(O)l\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1gkoRHeSSBuNjy0Flq6zBpVXar.jpg\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg alt=\"WHFT-PT50W(8x8)1l2\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1eSYyl_qWBKNjSZFAq6ynSpXaZ.jpg\"\u003e\u003c\/p\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e \u003cspan style=\"font-size: 14px;\"\u003e1. Power: 30W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Input: AC 0-115V (2 groups)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. Output:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003ea) AC 0—8V (2 groups), or\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eb) 0-16V \u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003e(2 groups)\u003c\/span\u003e\u003cbr\u003e \u003cbr\u003e \u003cspan style=\"font-size: 14px;\"\u003e4. Size: 84mm x 30mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e5. Weight: 0.55kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Dual AC 8V","offer_id":13864522383475,"sku":"WHFT-PT30W(O)-1","price":19.9,"currency_code":"USD","in_stock":true},{"title":"Dual AC 16V","offer_id":13864583331955,"sku":"WHFT-PT30W(O)-2","price":19.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/IWISTAO-30W-O-Type-Transformer-4N-Oxygen-free-Copper-Double-8V-or-16V-for-DAC-Preamplifier.jpg?v=1571438886"},{"product_id":"iwistao-150w-o-type-transformer-4n-oxygen-free-copper-double-18v-or-22v-15-0-15v-for-dac-preamp-headphone-amp-free-shipping","title":"IWISTAO 150W O Type Transformer 4N OFC Dual 18V or 22V 15-0-15V for DAC Preamp Headphone Amplifier","description":"\u003ch1 style=\"padding: 5.0px; text-align: center;\"\u003e\u003cspan style=\"font-size: 18px;\"\u003eIWISTAO 150W O Type Transformer 4N Oxygen-free Copper Double 18V or 22V 15-0-15V for DAC Preamplifier Headphone Amp\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eModel No: WHFT-PT150W(O)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e \u003cspan style=\"font-size: 14px;\"\u003eGenerally, the sound of toroidal transformer is good, large dynamic, less magnetic leakage, more quiet, and low temperature. R type transformer’s voice is warm, low internal resistance, excellent high frequency extension and also the subtle state is very good.\u003cbr\u003e \u003cbr\u003e O-type transformer, combined with the advantages of R-type transformer and toroidal one. A completely non-cutting core made of high-flux silicon steel strip, O type transformer is made of this round-section iron core has a small volume and good electrical performance, and is an ideal transformer. The O-shaped and the ring-shaped transformer are completely different. The ring-shaped transformer is made of steel strips. The O type transfomer is a one-piece iron core. In terms of efficiency and magnetic flux leakage, the O-type has an inherent advantage. As actual listening, its performance is very accurate in high frequency characteristics, transient, and detailed.\u003cbr\u003e \u003cbr\u003e Compared with toroidal transformer, O type transformer has the following advantages:\u003cbr\u003e a. The average length of the coil is reduced by 11.4%-30%;\u003cbr\u003e b. The coil has no folding angle, which makes the magnetic field distribution more uniform. For Structural features, the core has no fracture, the section is approximately circular and like as an oblate structure, also its height is short and diameter is larger with more uniform structure, so that its leakage magnetic is smaller.\u003cbr\u003e \u003cbr\u003e Compared with the R-type transformer, its coil is not limited by the skeleton, and is tightly attached to the core, which is better coupled and more efficient. O-type transformer’s sound quality at sweet and warm aspect has a significant difference in actual comparison with the other transformers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14px;\"\u003eFeatures\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e \u003cspan style=\"font-size: 14px;\"\u003e1. The core is wound from a complete Z10 (0.27mm) imported chip.\u003cbr\u003e 2. The transformer is insulated with the highest level of imported golden yellow insulating tape. The electrical performance is better, it has better insulation performance than the general black, white and transparent colors, but the cost is nearly three times higher than that of black.\u003cbr\u003e 3. The core is varnished in a special mold for one week, no welding, no cutting and no vibration.\u003cbr\u003e 4. It is made of 4N imported pure oxygen-free copper enameled wire.\u003cbr\u003e 5. Primary and secondary insulation treatment (unshielded lead) optimized for audio.\u003cbr\u003e 6. The lead wire is tin-free of oxygen-free copper, the air feel is very good, and the whole frequency band is transparent.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cimg alt=\"WHFT-PT150W(O)1L\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XXZVai6guuRjy1Xdq6yAwpXaV.jpg\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg alt=\"WHFT-PT50W(8x8)1l2\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1eSYyl_qWBKNjSZFAq6ynSpXaZ.jpg\"\u003e\u003c\/p\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e \u003cspan style=\"font-size: 14px;\"\u003e1. Power: 150W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Input: AC 230V \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. Output:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003ea) AC 0—18V (2 groups), or AC 0-22V \u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003e(2 groups)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eb) 15V- 0-15V \u003c\/span\u003e\u003cbr\u003e \u003cbr\u003e \u003cspan style=\"font-size: 14px;\"\u003e4. Size: 116mm x 39mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e5. Weight: 2.1kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":13920371179635,"sku":"WHFT-PT150W(O)","price":62.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/IWISTAO-150W-O-Type-Transformer-4N-Oxygen-free-Copper-Double-18V-or-22V-15-0-15V.jpg?v=1571438887"},{"product_id":"iwistao-toroidal-transformer-500w-balanced-isolation-box-for-prealifire-cd-player-headphone-amplifier-lp","title":"IWISTAO Toroidal Transformer 500W Balanced Isolation Box for Preamp CD player Headphone Amp LP","description":"\u003ch1 style=\"text-align: center;\"\u003eIWISTAO Toroidal Transformer 500W Balanced Isolation Box for Preamplifire, CD player, Headphone Amplifier, LP\u003c\/h1\u003e\n\u003ch1\u003e \u003c\/h1\u003e\n\u003ch2\u003eModel No:WH-IPTR500-4\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eThe toroidal balanced isolation transformer box can be used for preamplifire, CD player, headphone amplifier, LP and various types of digital broadcasting, which is able to provide clean and abundant power supply for the system, effectively remove all kinds of interference in power supply, improve the clarity of the music and the quiet background.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eWith it, you can directly give up the EMI-type power strip, and the EMI-type power strip is not the opponent of the balanced isolation transformer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cimg alt=\"WHFT-IPTR500-4(3)l\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1Zo4PasrrK1RjSspaq6AREXXa1.jpg\"\u003e\u003cimg alt=\"WHFT-IPTR500-4(4)l\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1zvhQas_vK1RkSmRyq6xwupXap.jpg\"\u003e\u003cimg alt=\"WHFT-IPTR500-4(1)l\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB11ixSasnrK1RjSspkq6yuvXXar.jpg\"\u003e\u003cimg alt=\"WHFT-IPTR500-4(2)l\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1_rFKaynrK1Rjy1Xcq6yeDVXaq.jpg\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14px;\"\u003eFeatures\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e1. Gold-plated two-in-one AC input power socket, users can easily fine-tune the tone by replacing its fuse.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Fully balanced isolated quiet toroidal transformer designing, full power 500W, strong anti-interference ability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. With anti-surge function\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e4. Built-in HIFI four-digit American standard output power sockets, which can easily be connected with four pieces audio devices at the same time (the total power does not exceed 500W).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e1. Rated power: 500W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Input voltage: 220VAC (or 110VAC)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. Output voltage: 220VAC (or 110VAC)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e4. Number of output sockets: 4\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e5. Dimensions (L*W*H): 215mm * 215mm *90mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e6. Weight: 6KG\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\n\u003cbr\u003e  Applications\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/files\/WHFT-IPTR500-4_a2_l.jpg?v=1545896911\" alt=\"\"\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/files\/WHFT-IPTR500-4_a3_l.jpg?v=1545896934\" alt=\"\"\u003e\u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"AC110V TO AC110V","offer_id":18039913840755,"sku":"WH-IPTR500-4-110","price":179.0,"currency_code":"USD","in_stock":true},{"title":"AC220V TO AC220V","offer_id":18039921737843,"sku":"WH-IPTR500-4-220","price":179.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/IWISTAO-Toroidal-Transformer-500W-Balanced-Isolation-Box-for-Prealifire-CD-player-Headphone-Amplifier-LP.jpg?v=1571438889"},{"product_id":"iwistao-customized-600w-toroidal-transformer-pure-copper-wire-power-amplifier-double-50v-15v-single-15v-12v-9v-diy","title":"IWISTAO Customized 600W Toroidal Transformer Pure Copper Wire Power Amplifier Double 52V 15V Single 15V 12V 9V DIY","description":"\u003ch1 style=\"text-align: center;\"\u003eIWISTAO Customized 600W Toroidal Transformer Pure Copper Wire Power Amplifier Double 50V 15v Single 15V 12V 9V\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eModel No: WHFTR-TT600W\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eThis toroidal transformer is made of imported iron core and pure copper wire. It is suitable for assembling various DIY power amplifiers, HIFI power amplifier can produce good sound quality!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eIt is able to be equipped with our power amplifier board.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cimg alt=\"WHFTR-TT600W(1)l1\" src=\"https:\/\/ae01.alicdn.com\/kf\/U18ecfdf278ed4abb8f89c43ec6b2479eZ.jpg\"\u003e\u003cimg alt=\"WHFTR-TT600W(1)l7\" src=\"https:\/\/ae01.alicdn.com\/kf\/U0f959939568f40caacae99499f934308B.jpg\"\u003e\u003cimg alt=\"WHFTR-TT600W(1)l11\" src=\"https:\/\/ae01.alicdn.com\/kf\/Uca6acfdd08bd4e59b75a4f338a17d6bdH.jpg\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e1. Power 600W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Transformer output voltage:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ea. Double 52V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eb. Double 15v\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ec. Single 15V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ed. Single 12v\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ee. Single 9V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. Size: D130mm*H70mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e4. Weight: 4.9kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e5. Accessories\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eFix holder x 1 sets\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\" style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp dir=\"ltr\" style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cimg alt=\"WHFTR-TT600W(1)l2\" src=\"https:\/\/ae01.alicdn.com\/kf\/H7761cc51c2e54aeeaceae274d9a5c50aF.jpg\"\u003e\u003cimg alt=\"WHFTR-TT600W(1)l4\" src=\"https:\/\/ae01.alicdn.com\/kf\/H08ebf4b2e8ad484da3edc67961ad0e22w.jpg\"\u003e\u003cimg alt=\"WHFTR-TT600W(1)l6\" src=\"https:\/\/ae01.alicdn.com\/kf\/H64a89c71d43e41599d1611ad47acad32l.jpg\"\u003e\u003cimg alt=\"WHFTR-TT600W(1)l3\" src=\"https:\/\/ae01.alicdn.com\/kf\/H3f19ff3053134d30ac472cf8743051feA.jpg\"\u003e\u003cimg alt=\"WHFTR-TT600W(1)l5\" src=\"https:\/\/ae01.alicdn.com\/kf\/Hb8327a6979544edc8ada101b30cb3ffap.jpg\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"clear: both;\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":30301497622643,"sku":"WHFTR-TT600W","price":76.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/IWISTAO-Customized-600W-Toroidal-Transformer-Pure-Copper-Wire-Power-Amplifier-Double-50V-15v-Single-15V-12V.jpg?v=1571438898"},{"product_id":"iwistao-customized-2200w-toroidal-transformer-pure-copper-wire-power-amplifier-double-70v-2-groups-15v-single-15v-diy","title":"IWISTAO Customized 2200W Toroidal Transformer Pure Copper Wire Power Amplifier Double 70V (2 Groups) 15V Single 15V DIY","description":"\u003ch1 style=\"text-align: center;\"\u003eIWISTAO Customized 2200W Toroidal Transformer Pure Copper Wire Power Amplifier Double 70V (2 groups) 15V Single 15V DIY\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eModel No: WHFTR-TT2200W\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eThis toroidal transformer is made of imported iron core and pure copper wire. It is suitable for assembling various DIY power amplifiers, HIFI power amplifier can produce good sound quality!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cimg alt=\"WHFTR-TT2200W（1）l\" src=\"https:\/\/ae01.alicdn.com\/kf\/H0e08a57744034b5581f357770552e2ddd.jpg\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2\u003e \u003c\/h2\u003e\n\u003ch2\u003e\u003cspan style=\"font-size: 14px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e1. Power: 2200W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Input voltage: AC220V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. Transformer output voltage:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ea. 70V-0-70V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eb. \u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003e70V-0-70V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ec. 15V-0-15V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ed. Single 15V(2 groups)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ee. \u003cspan data-mce-fragment=\"1\"\u003eSingle\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e 12V(2 groups)\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ef. Single 9V\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e4. Size: D180mm*H10mm (The size mearsured by manual)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e5. Weight: 12.5kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp dir=\"ltr\" style=\"text-align: center;\"\u003e\u003cimg alt=\"WHFTR-TT2200W（1）l1\" src=\"https:\/\/ae01.alicdn.com\/kf\/H7e781729f1ea4fe985ab66c3f65fe1d9v.jpg\" style=\"font-size: 14px;\"\u003e\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e \u003c\/h2\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":32145949294707,"sku":"WHFTR-TT2200W","price":189.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/IWISTAO-Customized-2200W-Toroidal-Transformer-Pure-Copper-Wire-Power-Amplifier-Double-70V-2-Groups-15V-Single.jpg?v=1608087677"},{"product_id":"iwistao-toroidal-transformer-30w-dual-20v-filling-glue-for-dac-headphone-amp-preamp-copy","title":"IWISTAO Toroidal Transformer 30W Dual 20V Filling Glue for DAC Headphone Amp Preamp","description":"\u003ch1 style=\"text-align: center;\"\u003eToroidal Transformer 30W Dual 20V Filling Glue with Shield Cover for DAC Headphone Amp Preamplifier \u003c\/h1\u003e\n\u003ch2 style=\"text-align: left; margin: 0px 0px 0.5em; padding: 5px; border: 0px; font-weight: 400; font-size: 3em; line-height: 1; font-family: Arial, Helvetica, sans-serif; vertical-align: baseline; color: #000000;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eModel No: WTTR-CS30W\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000; font-family: arial; font-size: 14px; line-height: 21px;\"\u003eCustomized 30W toroidal transformer with high quality core, which is ideal for DAC or headphone amplifiers. Its core is very good; also it is large output current and small resistance. If using it to replace the R type or EI type transformer, DAC or amplifier sound will be improved significantly, after then, the low-frequency sound is better density, midrange is more smooth, sound field will be significantly improved.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: #000000; font-family: arial; font-size: 14px; line-height: 21px;\"\u003e\u003cimg alt=\"WTTR-CS50W\" src=\"http:\/\/ae01.alicdn.com\/kf\/HTB1E5JARXXXXXXSapXXq6xXFXXXI.jpg?size=299694\u0026amp;height=800\u0026amp;width=803\u0026amp;hash=4256fee24c894b53f5372fd722e5cbcd\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg alt=\"WTTR-CS50W(1l)\" src=\"http:\/\/ae01.alicdn.com\/kf\/HTB1tu8_RXXXXXbNXpXXq6xXFXXXh.jpg?size=297504\u0026amp;height=696\u0026amp;width=800\u0026amp;hash=48f3c820ea500cfe4456fc5a41b125d2\"\u003e\u003cimg alt=\"WTTR-CS50W(2l)\" src=\"http:\/\/ae01.alicdn.com\/kf\/HTB17VN0RXXXXXbTXFXXq6xXFXXXt.jpg?size=374433\u0026amp;height=800\u0026amp;width=803\u0026amp;hash=b4ecfe84e3ca17ada4f3c831cc541dde\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 18px;\"\u003eSpecifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e1. Power: 30W\u003cbr\u003e2. Input: AC230V\u003cbr\u003e3. Output:\u003cbr\u003ea) 20V (2 groups)\u003cbr\u003e4. Weight: 1.1KG\u003cbr\u003e5. Hole center point distance of 4 corners mounting holes (equidistance): 70x70 mm\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"clear: both;\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":42242907078771,"sku":"WTTR-CS50W","price":27.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/products\/IWISTAO-Toroidal-Transformer-50W-Dual-15V-Single-9V-Filling-Glue-with-Shield-Cover-Import-Core-for.jpg?v=1571438875"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/collections\/WHFTT-500W_800x800.jpg?v=1501065751","url":"https:\/\/iwistao.com\/en-ca\/collections\/toroidal-transformer\/200w-toroidal-transformer.oembed","provider":"IWISTAO HIFI MINIMART","version":"1.0","type":"link"}