{"product_id":"20755","title":"Blower Motor 230V 50\/60Hz – Replaces Dayton 1TDN8 Fasco 7021-3506 – NBK-20755","description":"\u003ch2\u003eNBK-20755 – Blower Motor 230V 50\/60Hz – NBK\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNBK-20755 Blower Motor\u003c\/strong\u003e is a dependable OEM-equivalent replacement designed for HVAC blower and air handler applications. Operating on \u003cstrong\u003e230V power with 50\/60Hz compatibility\u003c\/strong\u003e, this motor delivers consistent airflow and reliable performance across a wide range of heating and ventilation systems. It is a direct replacement for the widely used \u003cstrong\u003eDayton 1TDN8\u003c\/strong\u003e blower motor and compatible with multiple Fasco and AO Smith reference models.\u003c\/p\u003e\n\u003cp\u003eBuilt to meet or exceed OEM specifications, the NBK-20755 ensures proper fitment, smooth operation, and long service life—making it an excellent solution for HVAC professionals servicing residential and light commercial systems.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-Compatible Replacement:\u003c\/strong\u003e Direct replacement for Dayton 1TDN8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Frequency Operation:\u003c\/strong\u003e Supports both 50Hz and 60Hz applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e230V Power:\u003c\/strong\u003e Designed for higher-voltage HVAC blower systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad Cross-Reference Support:\u003c\/strong\u003e Compatible with Fasco and AO Smith motor models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 20755\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 810069182629\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Blower Motor \/ Air Handler Motor \/ HVAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Brand:\u003c\/strong\u003e Dayton\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 230V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 50\/60Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Reference:\u003c\/strong\u003e 1TDN8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e HVAC blower motor replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEquivalent To\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDayton:\u003c\/strong\u003e 1TDN8, 2C914\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFasco:\u003c\/strong\u003e 50747-D230, 7021-3506, JA1C182\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAO Smith:\u003c\/strong\u003e 9443\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose the NBK-20755?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eNBK-20755\u003c\/strong\u003e is a trusted blower motor replacement for HVAC professionals who require OEM-level compatibility and dependable airflow performance across both 50Hz and 60Hz systems. Its direct-fit design minimizes installation time and helps restore efficient system operation.\u003c\/p\u003e\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm voltage and frequency compatibility before installation.\u003c\/li\u003e\n\u003cli\u003eDisconnect all electrical power prior to servicing blower assemblies.\u003c\/li\u003e\n\u003cli\u003eInspect blower wheel and mounting hardware for wear or imbalance.\u003c\/li\u003e\n\u003cli\u003eTest system operation after installation to verify airflow and motor performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePairs Well With\u003c\/h3\u003e\n\u003cp\u003eBlower Wheels, Motor Mounting Brackets, Capacitors, HVAC Electrical Components\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIAL ORDER NOTICE:\u003c\/strong\u003e This is a special order item sourced from NBK. Please allow 1–2 business days for processing prior to shipment.\u003c\/p\u003e","brand":"Dayton","offers":[{"title":"Default Title","offer_id":52401235427696,"sku":"SO-20755","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/4463\/3444\/files\/20755-1TDN8-scaled.webp?v=1770759231","url":"https:\/\/total-hearth.com\/products\/20755","provider":"Total Hearth","version":"1.0","type":"link"}