{"product_id":"iwistao-30w-push-pull-tube-amplifier-output-transformer-for-kt88-el34-6p3-pp-amplifiers","title":"IWISTAO 30W 1 Piece Push-Pull Tube Amplifier Output Transformer for KT88 EL34 6P3 PP Amplifiers","description":"\u003ch1 class=\"MsoNormal\" align=\"center\" style=\"text-align: center;\"\u003e\n\u003cb style=\"mso-bidi-font-weight: normal;\"\u003e\u003cspan lang=\"EN-US\" style=\"font-size: 18.0pt; mso-bidi-font-size: 11.0pt; line-height: 115%;\"\u003eIWISTAO 30W 1 Piece Push-Pull Tube Amplifier Output Transformer  for KT88 EL34 6P3 PP Amplifiers\u003c\/span\u003e\u003c\/b\u003e\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp class=\"MsoNormal\" align=\"center\" style=\"text-align: center;\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003e\u003cspan lang=\"EN-US\" style=\"font-size: 11.5pt; mso-bidi-font-size: 11.0pt; line-height: 115%;\"\u003e5.5KΩ UL • Japanese Z11 EI Core • 4Ω \/ 8Ω\u003c\/span\u003e\u003c\/b\u003e\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003ch2 class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eModel No: WHFTR-PPOPT55K30W\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eThe IWISTAO 30W Push-Pull Output Transformer is designed for high-quality DIY vacuum tube amplifiers, combining premium materials with traditional multi-section winding techniques to deliver excellent bandwidth, clarity, and musical performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eBuilt with imported Japanese Z11 0.35mm high-silicon audio-grade EI laminations and European imported oxygen-free pure copper winding wire, this transformer is carefully manufactured for demanding Hi-Fi tube amplifier applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eIt features a 5.5KΩ primary impedance, ultralinear (UL) taps, and 4Ω \/ 8Ω secondary outputs, making it suitable for a wide range of push-pull tube amplifier projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"text-align: center;\"\u003e\u003cspan lang=\"EN-US\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/files\/WHFTR-PPOPT55K30W_1l.jpg?v=1789981768\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cspan lang=\"EN-US\"\u003eKey Features\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"MsoListBulletCxSpFirst\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003eRated Output Power: 30W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpMiddle\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003ePrimary Impedance: 5.5KΩ\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpMiddle\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003eUltralinear Taps: Yes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpMiddle\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003ePrimary Lead Configuration: P1 – G1 – B – G2 – P2\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpMiddle\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003eSecondary Outputs: 0 – 4Ω – 8Ω\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpMiddle\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003eCore: Japanese imported Z11, 0.35mm high-silicon audio-grade EI laminations\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpMiddle\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003eWinding Wire: European imported oxygen-free pure copper wire\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpMiddle\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003eWinding Structure: Multi-layer, multi-section construction\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpMiddle\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003eInterleaved Winding: 5 + 4 structure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpMiddle\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003eInsulation: Pure wood-pulp insulating paper between winding layers\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpMiddle\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003eWinding Method: Precision honeycomb-style winding\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpMiddle\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003eFinishing Process: 24-hour varnish impregnation\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListBulletCxSpLast\" style=\"margin-left: 18.0pt; mso-add-space: auto; text-indent: -18.0pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan lang=\"EN-US\" style=\"font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e       \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan lang=\"EN-US\"\u003eCustom Specifications: Available according to customer-provided technical requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\n\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h1\u003e\n\u003ch1\u003e\u003cspan lang=\"EN-US\"\u003ePremium Z11 Audio-Grade Core\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eThe transformer uses Japanese Z11 0.35mm high-silicon steel laminations specifically selected for audio transformer applications. The high-quality core material provides excellent magnetic characteristics and is particularly suitable for output transformers where low-frequency capability, efficiency, and broadband audio performance are important.\u003c\/span\u003e\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 style=\"text-align: center;\"\u003e\n\u003cspan lang=\"EN-US\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/files\/WHFTR-PPOPT50W_2.jpg?v=1789955245\" alt=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h1\u003e\n\u003ch1\u003e\u003cspan lang=\"EN-US\"\u003eOxygen-Free Pure Copper Windings\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eThe winding is made from high-quality European imported oxygen-free pure copper wire. Careful selection of conductor material, combined with precision winding, helps minimize winding resistance and insertion losses while maintaining excellent signal transmission characteristics.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 style=\"text-align: center;\"\u003e\n\u003cspan lang=\"EN-US\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/files\/WHFTR-PPOPT50W_3.jpg?v=1789955245\" alt=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch1\u003e\u003cspan lang=\"EN-US\"\u003eMulti-Layer \u0026amp; Multi-Section Winding\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eUnlike simple conventional winding structures, this output transformer employs a sophisticated multi-layer and multi-section interleaved winding technique. The transformer uses a 5 + 4 interleaved structure, with insulating paper carefully placed between winding layers and sections. This construction helps optimize the relationship between leakage inductance, distributed capacitance, coupling efficiency, and frequency response, which are critical parameters in a high-quality tube amplifier output transformer. Every winding section is carefully insulated using pure wood-pulp insulating paper for reliable electrical insulation and long-term stability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\n\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h1\u003e\n\u003ch1\u003e\u003cspan lang=\"EN-US\"\u003eUltralinear Output Stage Support\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eThe primary winding incorporates dedicated screen-grid taps with the configuration P1 – G1 – B – G2 – P2. P1 \/ P2 are the primary plate connections, G1 \/ G2 are the ultralinear screen-grid taps, and B is the B+ center tap. This configuration makes the transformer suitable for ultralinear push-pull tube amplifier circuits, offering designers additional flexibility when balancing output power, distortion, damping, and tonal characteristics.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\n\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h1\u003e\n\u003ch1\u003e\u003cspan lang=\"EN-US\"\u003e24-Hour Varnish Impregnation\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eAfter winding and assembly, the transformer undergoes a 24-hour varnish impregnation process. This treatment improves electrical insulation, moisture resistance, mechanical stability, long-term winding reliability, and resistance to winding vibration and noise.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\n\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h1\u003e\n\u003ch1\u003e\u003cspan lang=\"EN-US\"\u003eDesigned for Hi-Fi Tube Amplifiers\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eThe transformer has been developed around modern tube-audio design principles while retaining proven traditional transformer manufacturing techniques. Its carefully selected Z11 core, pure copper windings, paper-layer insulation, and sophisticated interleaved winding structure are intended to provide a transparent, detailed, smooth, and naturally warm presentation, making it an excellent choice for high-quality tube amplifier projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\n\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h1\u003e\n\u003ch1\u003e\u003cspan lang=\"EN-US\"\u003eSpecifications\u003c\/span\u003e\u003c\/h1\u003e\n\u003cdiv align=\"center\"\u003e\n\u003ctable class=\"MsoTableGrid\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\" style=\"border-collapse: collapse; width: 100%; height: 330px; border: medium none currentcolor;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border: 1pt solid windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eParameter\u003c\/span\u003e\u003c\/b\u003e\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: 1pt 1pt 1pt medium; border-style: solid solid solid none; border-color: windowtext windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eSpecification\u003c\/span\u003e\u003c\/b\u003e\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eType\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003ePush-Pull Output Transformer\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eRated Power\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003e30W\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003ePrimary Impedance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003e5.5KΩ\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003ePrimary Connections\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eP1 – G1 – B – G2 – P2\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eUltralinear Taps\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eYes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eSecondary Impedance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003e0 – 4Ω – 8Ω\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eCore Material\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eJapanese Z11 High-Silicon Steel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eLamination Thickness\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003e0.35mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 33px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 33px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eWinding Material\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 33px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eEuropean Imported Oxygen-Free Pure Copper\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 33px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 33px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eWinding Structure\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 33px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eMulti-Layer \/ Multi-Section, 5 + 4 Interleaved\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eInsulation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003ePure Wood-Pulp Insulating Paper\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eWinding Method\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eHoneycomb-Style Precision Winding\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eTreatment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003e24-Hour Varnish Impregnation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 33px;\"\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 33px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eQty\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"336\" style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 33px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003e1 piece\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eWeight\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003e2.8 kg\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 16.5px;\"\u003e\n\u003ctd style=\"width: 0%; border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentcolor windowtext windowtext; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eSizes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 0%; border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentcolor windowtext windowtext currentcolor; padding: 0cm 5.4pt; height: 16.5px;\"\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0cm; line-height: normal;\"\u003e\u003cspan lang=\"EN-US\"\u003eAs the photo shown below\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch1\u003e\n\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h1\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/files\/WHFTR-PPOPT55K30W_spl.jpg?v=1789981768\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2 class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-pagination: widow-orphan; mso-outline-level: 3;\"\u003e\u003cb\u003e\u003cspan lang=\"EN-US\" style=\"font-size: 13.5pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ligatures: none;\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003ch2 class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-pagination: widow-orphan; mso-outline-level: 3;\"\u003e\u003cb\u003e\u003cspan lang=\"EN-US\" style=\"font-size: 13.5pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ligatures: none;\"\u003ePackage \/ Ordering Note\u003c\/span\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-pagination: widow-orphan;\"\u003e\u003cb\u003e\u003cspan lang=\"EN-US\" style=\"font-size: 12.0pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ligatures: none;\"\u003eThe displayed price is for ONE output transformer.\u003c\/span\u003e\u003c\/b\u003e\u003cspan lang=\"EN-US\" style=\"font-size: 12.0pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ligatures: none;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-pagination: widow-orphan;\"\u003e\u003cspan lang=\"EN-US\" style=\"font-size: 12.0pt; font-family: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ligatures: none;\"\u003eFor a stereo amplifier, please order \u003cb\u003e2 pieces\u003c\/b\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch1\u003e\u003cspan lang=\"EN-US\"\u003eCustom Winding Service\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eCustom winding specifications are welcome. Customers may provide their required primary impedance, secondary impedance, power rating, UL tap requirements, and other transformer parameters for customized production.\u003c\/span\u003e\u003c\/p\u003e","brand":"IWISTAO HIFI MINIMART","offers":[{"title":"Default Title","offer_id":48386810347635,"sku":"WHFTR-PPOPT55K30W","price":112.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1105\/6138\/files\/WHFTR-PPOPT55K30W_2l.jpg?v=1789981768","url":"https:\/\/iwistao.com\/ja\/products\/iwistao-30w-push-pull-tube-amplifier-output-transformer-for-kt88-el34-6p3-pp-amplifiers","provider":"IWISTAO HIFI MINIMART","version":"1.0","type":"link"}