Trane OEM MOT12254 | OEM 1/2 HP Variable Speed ECM Blower Motor Module

Trane OEM MOT12254, 1/2 HP 115V Constant Torque ECM Blower Motor, 5-Speed This genuine original equipment manufacturer (OEM) electronically commutated motor (ECM) blower assembly is engineered explicitly for direct installation within high-efficiency Trane and American Standard residential gas furnaces and air handlers. It manages precise constant torque indoor airflow circulation, static pressure compensation, and complex multi-stage ventilation configurations. This brushless DC electronic motor is built exclusively to support the technical operational architecture found in the AUD1 and TUD1 gas furnace series. It directly interprets digital signal commands from the integrated furnace control board to modulate speeds across 5 discrete taps while maintaining consistent torque during the heating, cooling, and continuous fan run cycles. Key Features Part number MOT12254 delivers a factory pre-programmed drop-in replacement that eliminates the need for field programming, laptop configurations, or software updates. Genuine OEM fit guarantees exact plug-and-play compatibility with the factory 5-speed tap control connectors and legacy wiring harness terminal lines. Upgraded internal drive module circuits resolve erratic blower startup hesitation, cyclical torque hunting errors, and the loud physical humming noise common in failing electronic modules. [ Advanced thermal protection monitoring logic provides real-time over-current protection and automatic high-temperature shutoff safety when replacing older legacy motor variations. Product Details Brand: Trane Manufacturer: Genteq / Regal Beloit Part Number: MOT12254 SKU: MOT12254RC UPC Code: 721008124929 Shipping Weight: 16.1 lbs Input Voltage: 115V Line Current: 6.4 Amps Frequency: 60 Hz Phase: Single Phase Motor Performance: 1/2 HP Constant Torque ECM Operating Range: 1050-600 RPM Frame Size: 48 Frame Rotation Direction: Counter-Clockwise (CCW) Connector Type: 5-Pin Speed Tap Plug & 5-Pin Power Plug Compatibility Range: Universally compatible with X13 and Endura Pro motor architectures (does not replace standard PSC induction motors). 🛠️ HVAC Depot Pro Tip Always take a high-resolution photograph of the existing 5-speed tap plug layout and color-coded wire orientations before disconnecting the old blower assembly. When installing the replacement assembly, ensure you form a functional "drip loop" in the wiring harness wires before they enter the control plug, preventing condensation from tracking down the jacket and causing premature short circuits inside the electronic drive module. Cross-Reference Superseded Number: D672366G14 Legacy Number: MOT12252 Drawing Number: D341315P01 Module Number: 5SM59HEB White-Rodgers / Genteq Equivalent: X13 Constant Torque 5-Speed Model Compatibility AUD1 (Suffixes: AUD1A040A9H21BA, AUD1A060A9H21AA, AUD1B080A9H31AA) TUD1 (Suffixes: TUD1A040G9H21AA, TUD1A040A9H21BA, TUD1B060A9H21AA, TUD1C080A9H31AA)