{"product_id":"oem-goodman-5-pin-wiring-harness-for-aph1543m41ac-b1378701","title":"OEM Goodman 5-Pin Wiring Harness for APH1543M41AC — B1378701","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1378701 5-Pin Wiring Harness\u003c\/strong\u003e is a genuine OEM connector assembly for the \u003cstrong\u003eAPH1543M41AC\u003c\/strong\u003e heat pump. This shorter secondary harness carries signals for a defined circuit — typically sensor, valve, or motor connections — with a keyed 5-pin plug that mates directly to the factory board. When a connector melts, corrodes, or a pin backs out, swapping the harness is a fast, clean fix that avoids splicing into the original wiring.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConnector: 5-pin keyed factory plug\u003c\/li\u003e\n\u003cli\u003eApplication: Goodman\/Amana heat pump circuit harness\u003c\/li\u003e\n\u003cli\u003eCompatibility: APH1543M41AC (confirm with your unit's parts breakdown)\u003c\/li\u003e\n\u003cli\u003eType: Low-voltage control harness\u003c\/li\u003e\n\u003cli\u003eFit: Direct OEM plug-and-play replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eChoosing the \u003cstrong\u003egenuine Goodman OEM harness\u003c\/strong\u003e guarantees the correct pin layout, wire colors, and connector keying so it drops in without guesswork. Aftermarket harnesses frequently mismatch pinouts or use thinner wire, leading to voltage drops and intermittent faults. For a low-cost part like this, OEM is the smart, reliable choice.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Easy.\u003c\/strong\u003e Cut power at the disconnect, unplug the old 5-pin connector at both ends, route the replacement along the factory path, and snap it home. A 5–10 minute job for most technicians. Verify power is off before touching any wiring.\u003c\/p\u003e\u003cp\u003eGenuine Goodman part with fast, reliable shipping.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058289197427,"sku":"GOODMAN-15636","price":11.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-5-pin-wiring-harness-for-aph1543m41ac-b1378701","provider":"National HVAC Parts","version":"1.0","type":"link"}