{"product_id":"oem-goodman-16-pin-wiring-harness-for-aph1642h41aa-b1378700","title":"OEM Goodman 16-Pin Wiring Harness for APH1642H41AA — B1378700","description":"\u003ch2\u003eGoodman B1378700 16-Pin Wiring Harness\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eB1378700\u003c\/strong\u003e is a genuine Goodman\/Amana OEM 16-pin wiring harness built for the \u003cstrong\u003eAPH1642H41AA\u003c\/strong\u003e package heat pump. This main control harness carries low-voltage and signal connections between the integrated control board, sensors, and switches. When insulation cracks, a connector melts, or pins corrode, intermittent faults, lockouts, and no-heat\/no-cool conditions follow. A fresh factory harness eliminates the guesswork of chasing bad connections.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e B1378700\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e 16-pin OEM plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart type:\u003c\/strong\u003e Control \/ signal wiring harness assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits model:\u003c\/strong\u003e APH1642H41AA (Goodman package heat pump)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman \/ Amana OEM\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe pin count, keying, and wire gauge on this harness are matched to the APH1642H41AA control board. Generic harnesses or hand-spliced repairs risk mis-pinned connections and voltage drop that can damage the control board. This OEM assembly plugs straight in with correct polarity and strain relief.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5).\u003c\/strong\u003e Requires disconnecting power, photographing connections, and unplugging\/re-routing the harness. Label each end before removal. Comfortable for an HVAC tech; homeowners should proceed only with wiring experience.\u003c\/p\u003e\u003cp\u003eAlways disconnect power at the breaker and disconnect before servicing electrical components. Verify the pin count and routing against your existing harness before installing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058297553267,"sku":"GOODMAN-15856","price":18.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-16-pin-wiring-harness-for-aph1642h41aa-b1378700","provider":"National HVAC Parts","version":"1.0","type":"link"}