Fasco D0343 OEM Replacement Motor 1/40 HP 2-Speed 3.3" Diameter

The Fasco D0343 is a 1/40 horsepower OEM replacement motor designed for Penn Ventilator and compatible ventilation systems. This compact 3.3-inch diameter motor features dual-speed operation at 1050/1550 RPM, providing flexibility for various airflow requirements.

Key Specifications:

• Power: 1/40 HP (0.02 kW)
• Voltage: 115V, 60 Hz, single phase
• Amperage: 0.6/1.3 amps (dual speed)
• Speed: 1050/1550 RPM (2-speed operation)
• Motor diameter: 3.3 inches
• Shaft: 3/8" diameter x 5-1/2" length with flat
• Rotation: Clockwise shaft end (CWSE) / Counterclockwise lead end (CCWLE)

Construction Features:

• Shaded pole motor design for reliable operation
• Open Air Over (OAO) enclosure for efficient cooling
• Sleeve bearings for smooth, quiet performance
• Thermally protected with automatic overload protection
• Class B insulation rated for 40°C ambient temperature
• Lug bracket mounting with three mounting ears spaced 6 inches center-to-center
• Steel construction for durability
• 10-inch leads with three-pin Molex plug attached

This motor serves as a direct OEM replacement for Penn Vent 56343-0, Century OPV343, Zephyr Z6S, JA2M414, and Dayton 2D067. The compact design and dual-speed capability make it ideal for residential and light commercial ventilation applications requiring variable airflow control.