{"product_id":"oem-goodman-16-pin-wiring-harness-for-aph1660h41aa-b1378700","title":"OEM Goodman 16-Pin Wiring Harness for APH1660H41AA — B1378700","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1378700 16-Pin Wiring Harness\u003c\/strong\u003e is a genuine OEM connector assembly designed for \u003cstrong\u003eAPH1660H41AA\u003c\/strong\u003e packaged heat pump units. It links the control board, safety switches, and low-voltage circuits through a keyed 16-pin plug that guarantees correct polarity and a secure, vibration- and weather-resistant connection built for outdoor packaged equipment.\u003c\/p\u003e\u003cp\u003eBrittle insulation, corroded pins, or a cracked connector on this harness is a common source of intermittent faults, no-heat\/no-cool complaints, and erratic control-board behavior. Installing the exact factory harness restores clean continuity across all 16 circuits without splicing or re-pinning.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: B1378700\u003c\/li\u003e\n\u003cli\u003eConnector: 16-pin keyed plug\u003c\/li\u003e\n\u003cli\u003eType: Low-voltage control wiring harness\u003c\/li\u003e\n\u003cli\u003eFits: Goodman\/Amana APH1660H41AA heat pump\u003c\/li\u003e\n\u003cli\u003eEquipment: Packaged Heat Pump\u003c\/li\u003e\n\u003cli\u003eMaterial: Heat- and abrasion-rated insulated conductors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine OEM harness delivers exact pin-out, conductor gauge, and connector fit for a true plug-and-play repair. Generic harnesses usually require cutting and crimping, adding failure points. OEM keeps the repair clean and reliable.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy to Moderate.\u003c\/strong\u003e Disconnect power at the unit, photograph the routing, unplug the old harness, and seat the new connector until it clicks. Recommended for those comfortable with low-voltage HVAC control wiring; otherwise use a qualified technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058299453811,"sku":"GOODMAN-15909","price":18.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-16-pin-wiring-harness-for-aph1660h41aa-b1378700","provider":"National HVAC Parts","version":"1.0","type":"link"}