{"product_id":"oem-goodman-5-pin-wiring-harness-for-aph1636h41bb-heat-pump-b1378701","title":"OEM Goodman 5-Pin Wiring Harness for APH1636H41BB Heat Pump — B1378701","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1378701\u003c\/strong\u003e is a genuine OEM 5-pin wiring harness engineered specifically for the \u003cstrong\u003eAPH1636H41BB\u003c\/strong\u003e heat pump. This factory connector assembly carries low-voltage control signals between the unit's control board and its components, ensuring correct, reliable communication throughout the system. A cracked, melted, or corroded harness is a common cause of intermittent operation, and this exact-fit replacement restores factory wiring integrity without cutting or splicing.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConnector type: 5-pin keyed plug\u003c\/li\u003e\n\u003cli\u003eApplication: Low-voltage control wiring\u003c\/li\u003e\n\u003cli\u003eCompatible model: APH1636H41BB heat pump\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (OEM)\u003c\/li\u003e\n\u003cli\u003eOEM part number: B1378701\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eUnlike universal harnesses that require you to match pinouts by hand, this OEM assembly arrives pre-terminated with the correct keyed connector and color-coded leads. That means guaranteed pin alignment, factory-spec wire gauge, and no risk of a reversed or mis-seated connection. Generic alternatives may save a dollar up front but often introduce voltage-drop and continuity problems that are difficult to diagnose.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty: Moderate\u003c\/h3\u003e\u003cp\u003eReplacement is a plug-and-play swap for anyone comfortable working around low-voltage HVAC controls. Always disconnect power at the breaker before servicing. Photograph the existing routing, unclip the old harness, and seat the new connector until it clicks. No refrigerant work is involved.\u003c\/p\u003e\u003cp\u003eBacked by genuine Goodman quality for a precise fit and dependable performance.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058296996211,"sku":"GOODMAN-15840","price":11.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-5-pin-wiring-harness-for-aph1636h41bb-heat-pump-b1378701","provider":"National HVAC Parts","version":"1.0","type":"link"}