Wengart 5-Pair DO-4 25HF120 Rectifier Diode Set for Vintage Welder Repair DIYers to Fix Alternator Failures Without Heatsink Shorts via Complementary Forward Reverse Polarities

Wengart 5-Pair DO-4 25HF120 Rectifier Diode Set for Vintage Welder Repair DIYers to Fix Alternator Failures Without Heatsink Shorts via Complementary Forward Reverse Polarities

약 27,210원
$18.45 환율 $1 = ₩1,475
아마존에서 확인·구매
해외직접배송 · 관세·배송비 별도 미국 낙타 가격이력
역대 최저
약 26,640원
$18.07
2026-06-19
역대 최고
약 27,210원
$18.45
2026-07-06
평균가
약 27,025원
$18.33

달러 가격을 현재 환율 $1 = ₩1,475 (2026-07-25 기준)로 환산한 원화입니다.

가격 변동 그래프

아마존 달러(USD) 가격을 각 날짜의 환율로 원화 환산해 표시합니다. 현재 환율 $1 = ₩1,475 (2026-07-25 기준)

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상품 특징

  • Vintage Vehicle Alternator Restorations: Eliminates messy heatsink insulation short circuits and clumsy isolation washers by providing matching pairs of stud cathode (25HFR) and stud anode (25HF) versions to create a clean, direct-to-chassis full-wave bridge circuit.
  • Heavy-Duty Welder Power Supplies: Stops sudden diode blowouts caused by massive magnetic inrush currents from transformer kickbacks by deploying high-durability silicon junctions capable of absorbing a 373A peak non-repetitive surge current.
  • Industrial Machine Tool Controls: Minimizes voltage drop and localized control cabinet heat generation during continuous high-load rectification through a precision low forward voltage drop design rated for a steady 25A average forward current at 120°C case temperature.
  • Off-Grid Battery Charger Builds: Prevents dangerous reverse-leakage breakdowns and voltage spikes from high-power alternative charging rigs by utilizing robust DO-4 thread-mount housings built to withstand up to a massive 1200V repetitive peak reverse voltage.
  • Chassis-Mount Thermal Calibration: Resolves stripped threads and brittle stud fractures during installation onto aluminum cold plates by specifying an exact 1.2 to 1.5 Nm mounting torque across standard M5x0.8 lubricated threads.