GE 3739 Fan Motor

GE 3739 Fan Motor

  • $246.33


The GE 3739 Condenser Fan Motor is a heavy-duty, 3/4 HP replacement engineered for demanding outdoor HVACR applications. This 460V condenser motor operates at a nominal 1075 RPM and is housed in a 48-frame TEAO (Totally Enclosed Air Over) enclosure, ensuring internal components are protected from environmental debris while utilizing the system's airflow for cooling. As a PSC (Permanent Split Capacitor) motor, it requires a 10 MFD / 370V capacitor for optimal torque and efficiency during continuous duty cycles.

Designed for versatile field installation, the GE 3739 features a reversible rotation and 1/2" diameter by 6" length shaft with double flats for a secure blower wheel attachment. The ball bearing construction supports both vertical shaft-up and shaft-down orientations, providing the durability needed for high-ambient heat pump and air conditioning service. With thermal protection and Class B insulation, this motor maintains reliable performance under the electrical and thermal stresses common in commercial 460-volt systems.

Key Benefits
  • High-Efficiency Performance: 3/4 HP output at 1075 RPM provides the high static pressure capability required for large-tonnage condenser coils.
  • All-Angle Mounting: Dual-shielded ball bearings allow for flexible installation in any orientation without premature mechanical wear.
  • Rugged TEAO Enclosure: The Totally Enclosed Air Over design prevents dust, moisture, and contaminants from entering the motor windings.
  • Technical Versatility: Features reversible rotation and extended thru-bolts to simplify HVAC motor replacement across multiple OEM brands.
Common Questions

What capacitor is required for the GE 3739?
This motor requires a 10 MFD / 370V run capacitor. Always verify the capacitor's rating, as using an incorrect value can lead to overheating or reduced torque.

Can this motor be used in a 230V system?
No, this is a dedicated 460V condenser motor. Running this unit at lower voltages will cause failure and is not recommended for 208-230V applications.

How do I change the rotation on this motor?
Rotation is reversible by swapping the internal lead connectors as indicated on the wiring diagram located on the motor nameplate.

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Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.

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