{"product_id":"oem-goodman-5-pin-wiring-harness-for-aph1642h41ba-b1378701","title":"OEM Goodman 5-Pin Wiring Harness for APH1642H41BA — B1378701","description":"\u003ch2\u003eGoodman B1378701 5-Pin Wiring Harness\u003c\/h2\u003e\u003cp\u003eThe Goodman \u003cstrong\u003eB1378701\u003c\/strong\u003e is a genuine OEM 5-pin wiring harness built for the \u003cstrong\u003eAPH1642H41BA\u003c\/strong\u003e heat pump and matching Goodman\/Amana package systems. This compact, factory-terminated harness links a specific control subassembly — typically a switch, sensor, or motor lead group — to the main control board. The keyed 5-pin connector ensures the plug can only seat one way, preventing reversed connections and simplifying service.\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 \/ component wiring\u003c\/li\u003e\n\u003cli\u003eFits: Goodman APH1642H41BA heat pump\u003c\/li\u003e\n\u003cli\u003eEquipment type: Package heat pump\u003c\/li\u003e\n\u003cli\u003eOEM part number: B1378701\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (genuine OEM)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eAftermarket harnesses often require you to cut, strip, and crimp leads to fit — introducing loose terminals and intermittent faults. The \u003cstrong\u003egenuine OEM B1378701\u003c\/strong\u003e ships pre-wired with the correct pinout and connector keying, so it plugs in and works. Choosing OEM protects your equipment warranty and guarantees a factory-grade connection.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e Kill power at the disconnect, unplug the worn harness, seat the new 5-pin connector until it clicks, and restore power. No special tools required. Verify the harness against your serial-plate model before ordering to ensure an exact match.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058298077555,"sku":"GOODMAN-15871","price":11.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-5-pin-wiring-harness-for-aph1642h41ba-b1378701","provider":"National HVAC Parts","version":"1.0","type":"link"}