{"product_id":"20455","title":"Air Conditioner Motor 115V – Replaces AO Smith ORV4538 – NBK-20455","description":"\u003ch2\u003eNBK-20455 – Air Conditioner Motor 115V – NBK\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eNBK-20455 Air Conditioner Motor\u003c\/strong\u003e is a dependable OEM-equivalent replacement designed for RV air conditioning applications. Operating on \u003cstrong\u003e115V power\u003c\/strong\u003e, this motor delivers reliable airflow and consistent cooling performance. It is a direct replacement for the widely used \u003cstrong\u003eAO Smith ORV4538\u003c\/strong\u003e motor and multiple compatible Coleman and Century air conditioner motor models.\u003c\/p\u003e\u003cp\u003eBuilt to meet or exceed OEM specifications, the NBK-20455 provides a precise drop-in fit, making it an ideal solution for RV owners and service technicians maintaining rooftop AC systems.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-Compatible Replacement:\u003c\/strong\u003e Direct replacement for AO Smith ORV4538 air conditioner motor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Cooling Performance:\u003c\/strong\u003e Designed to support consistent airflow in RV AC units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built for continuous-duty operation in RV environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect-Fit Design:\u003c\/strong\u003e Matches OEM mounting and electrical specifications for easy installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 20455\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 810069181387\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e AC Motor \/ RV Parts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Brand:\u003c\/strong\u003e AO Smith\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 115V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e RV air conditioner motor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEquivalent To\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAO Smith:\u003c\/strong\u003e ORV4538\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentury:\u003c\/strong\u003e 322P708\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColeman:\u003c\/strong\u003e 6757A313, 6757B311, K55HXJCP-2593, N416CCW68A\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose the NBK-20455?\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eNBK-20455\u003c\/strong\u003e is a trusted replacement motor for RV air conditioning systems. With OEM-level compatibility and durable construction, it helps restore proper airflow, improve cooling efficiency, and extend the life of rooftop AC equipment.\u003c\/p\u003e\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConfirm voltage and mounting specifications match the original motor before installation.\u003c\/li\u003e\n\u003cli\u003eDisconnect RV shore power and battery power before servicing AC equipment.\u003c\/li\u003e\n\u003cli\u003eInspect wiring connections and replace any worn components as needed.\u003c\/li\u003e\n\u003cli\u003eConsider replacing the run capacitor when installing a new AC motor.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePairs Well With\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRun Capacitors:\u003c\/strong\u003e Support proper motor startup and performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFan Blades \u0026amp; Wheels:\u003c\/strong\u003e Improve airflow and reduce vibration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Mounting Hardware:\u003c\/strong\u003e Ensure secure installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRV AC Electrical Components:\u003c\/strong\u003e Relays, switches, and wiring accessories\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ao Smith","offers":[{"title":"Default Title","offer_id":56929266270548,"sku":"SO-20455","price":188.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1067\/7698\/5940\/files\/20455-ORV4538-1.webp?v=1787841476","url":"https:\/\/total-hearth.shop\/products\/20455","provider":"total-hearth.shop","version":"1.0","type":"link"}