{"product_id":"oem-goodman-pcbdm101s-defrost-control-board-for-aph1543m41aa","title":"OEM Goodman PCBDM101S Defrost Control Board for APH1543M41AA","description":"\u003cp\u003eThe Goodman \u003cstrong\u003ePCBDM101S\u003c\/strong\u003e is a genuine OEM defrost control board that serves as the electronic brain of the outdoor unit on the \u003cstrong\u003eAPH1543M41AA\u003c\/strong\u003e heat pump and compatible Goodman\/Amana systems. It monitors coil temperature and run time, initiates and terminates the defrost cycle, and switches the reversing valve. A failed board is a frequent cause of no heat, ice-covered outdoor coils, a unit that won't switch modes, or a compressor that fails to start.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e PCBDM101S\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Defrost control circuit board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Defrost timing, coil-temp sensing, reversing valve control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman APH1543M41AA heat pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment:\u003c\/strong\u003e Heat Pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit:\u003c\/strong\u003e Direct OEM replacement board\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM PCBDM101S is programmed with Goodman's exact defrost logic and timing, and its terminals and mounting match the original for a true plug-in replacement. Aftermarket boards may use different timing curves or terminal layouts that lead to improper defrost behavior and diagnostic headaches. For a control board, matching factory firmware and pin-out matters — choose OEM.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3 of 5).\u003c\/strong\u003e Requires labeling and transferring each low- and line-voltage wire to the matching terminal on the new board. Straightforward for a technician; photograph connections and move wires one at a time. Always disconnect power at the disconnect and breaker before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058288345459,"sku":"GOODMAN-15619","price":58.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-pcbdm101s-defrost-control-board-for-aph1543m41aa","provider":"National HVAC Parts","version":"1.0","type":"link"}