Description
US Motors 3405 — Permanent Split Capacitor Motor Overview
The US Motors 3405 is a reliable, purpose-built Permanent Split Capacitor (PSC) motor engineered for demanding HVAC applications. Rated at 1/6 HP and designed for 208–230V AC single-phase power, this motor delivers consistent, efficient performance across a wide range of fan and blower applications.
Key Specifications
- Horsepower: 1/6 HP
- Voltage: 208–230V AC, Single Phase
- Speed: 1500 RPM
- Amperage: 0.85 Amps
- NEMA Frame Size: 48Y
- Enclosure Type: Totally Enclosed Air Over (TEAO)
- Bearing Type: Ball Bearing
- Mounting Style: Stud Mount
- Shaft Diameter: 1/2″
- Rotation: Clockwise (CW), Lead End
- Motor Type: Permanent Split Capacitor (PSC)
Design & Construction
The 48Y NEMA frame ensures broad cross-compatibility with standard OEM mounting configurations. The Totally Enclosed Air Over (TEAO) enclosure protects internal windings and components from dust, debris, and moisture — making it well-suited for condenser fan and air-handling environments where airflow passes directly over the motor for cooling. Ball bearings provide long service life and low-friction operation compared to sleeve-bearing alternatives, reducing maintenance intervals and extending motor longevity.
Application Highlights
- Ideal for condenser fan motors, evaporator fans, and blower assemblies
- Stud mount design simplifies installation and replacement in tight equipment spaces
- 1/2″ shaft diameter accommodates standard fan blade hubs and pulleys
- CW lead-end rotation ensures correct airflow direction for designed applications
- PSC design provides smooth, quiet operation with good starting torque
Why Choose the US Motors 3405?
US Motors has a long-standing reputation for quality and durability in the HVAC industry. The 3405 model is a direct-replacement solution for technicians and contractors seeking a dependable motor that meets OEM specifications. Its combination of TEAO protection, ball bearing construction, and PSC technology makes it a top choice for both new installations and field replacements.
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