NBK-20450 – Double Fan Blower Motor 2 Speed – NBKThe NBK-20450 Double Fan Blower Motor is a dependable OEM-equivalent replacement designed for pellet stove convection blower applications. Featuring a 2-speed double fan design, this motor helps circulate warm air efficiently throughout the room for improved heating performance. It is a direct replacement for the widely used Quadrafire 812-3370 blower motor.Built to meet or exceed OEM specifications, the NBK-20450 provides a precise fit and reliable operation, making it an ideal solution for stove owners and service technicians maintaining Quadrafire-compatible heating appliances.Key FeaturesOEM-Compatible Replacement: Direct replacement for Quadrafire 812-3370Double Fan Convection Design: Supports strong, even heat distribution2-Speed Operation: Allows adjustable airflow performanceReliable Heating Support: Restores efficient blower circulation in pellet stovesSpecificationsSKU: 20450UPC: 810069180922Category: Convection Blower Motor / Hearth PartsOEM Brand: QuadrafireReplaces OEM: 812-3370Motor Type: Double Fan, 2 SpeedApplication: Pellet stove convection blower replacementEquivalent ToQuadrafire: 812-3370Why Choose the NBK-20450?The NBK-20450 is a trusted convection blower motor replacement for hearth professionals and pellet stove owners seeking OEM-level compatibility and dependable airflow performance. Its double fan design helps maintain comfortable, even heating throughout your space.Installation TipsAllow the stove to cool completely before servicing blower components.Disconnect power and remove the blower assembly carefully.Inspect wiring and mounting brackets for wear during replacement.Test both fan speeds after installation to confirm proper operation.Pairs Well WithConvection Blower Gaskets, Snap Disc Switches, Stove Wiring Harnesses, Pellet Stove Maintenance SuppliesSPECIAL ORDER NOTICE: This is a special order item sourced from NBK. Please allow 1–2 business days for processing prior to shipment.








