Carrier P257-FLEX1377D Totaline Flex13 3/4 HP ECM Blower Motor 115/208-230V

The Carrier Totaline P257-FLEX1377D is a genuine OEM Flex13 ECM (Electronically Commutated Motor) direct-drive blower motor engineered to replace ECM X13 and SelecTech constant-torque blower motors in residential air handlers and furnaces. Rated at 3/4 HP with dual-voltage capability (115/208-230V), this motor delivers reliable, energy-efficient airflow performance across a broad range of Carrier, Bryant, and Payne HVAC equipment.

Key Specifications:

• Horsepower: 3/4 HP
• Voltage: 115 / 208-230V (Dual Voltage)
• Frequency: 50/60 Hz, Single Phase
• RPM: 1075
• Full Load Amps (FLA): 5.2A
• Motor Type: ECM (Electronically Commutated Motor)
• Frame Size: 48
• Enclosure Type: Open, Air-Over Duty
• Bearing Type: Ball Bearings
• Shaft Diameter: 1/2 in.
• Shaft Length: 5 in.
• Rotation: Automatic Dual (CCW/CW)
• Number of Speeds: Variable (5 Speed via 24VAC)
• Mounting Method: Bolt
• Ambient Temperature Rating: 40°C (104°F) Maximum
• Certifications: UL Listed, UL Recognized, CSA Listed

Key Features:

• Direct drop-in replacement for ECM X13 and SelecTech constant-torque blower motors
• Automatic dual rotation eliminates the need to specify shaft direction at installation
• Compatible with existing OEM wiring harness on most applications, minimizing installation complexity
• ECM technology delivers superior energy efficiency and quieter operation compared to standard PSC motors
• Designed for continuous, air-over duty in direct-drive centrifugal blower applications
• Ready to use out of the box — no additional programming required

The P257-FLEX1377D is a Totaline-branded Carrier OEM replacement part, built to exact factory specifications for long service life and system compatibility. Part number cross-references include the Flex13 motor platform used across multiple Carrier, Bryant, and Payne air handler and furnace product lines.