Description
US Motors 1648 — Permanent Split Capacitor Motor Overview
The US Motors 1648 is a reliable, purpose-built Permanent Split Capacitor (PSC) motor engineered for demanding HVAC and fan applications. Rated at 1/5 horsepower and designed for 208–230V AC single-phase power, this motor delivers consistent, efficient performance in condenser fan, evaporator fan, and air-handling unit applications where dependable airflow is critical.
Key Specifications
- Horsepower: 1/5 HP
- Voltage: 208–230V AC, Single Phase
- Amperage: 2.0 Amps
- Speed: 1075 RPM
- NEMA Frame Size: 48Y
- Enclosure Type: Open Air Over (OAO)
- Bearing Type: Ball Bearing
- Mounting Style: Hub or Stud Mount
- Shaft Diameter: 1/2″
- Rotation: Counterclockwise (CCW), Lead End
- Motor Type: Permanent Split Capacitor (PSC)
Design & Construction
Built on the industry-standard 48Y NEMA frame, the US Motors 1648 ensures straightforward drop-in replacement compatibility with a wide range of OEM equipment. The open air-over enclosure allows airflow from the driven fan to cool the motor, making it ideal for direct-drive fan applications. Precision ball bearings provide long service life and reduced maintenance compared to sleeve-bearing alternatives, even under continuous-duty operating conditions.
Mounting & Installation
The hub or stud mount configuration offers installation flexibility across multiple equipment types. The 1/2″ shaft diameter is a common standard size, simplifying coupling to fan blades and blower wheels. The CCW lead-end rotation is clearly specified to ensure correct airflow direction upon installation.
Applications
- Condenser fan motors in residential and light commercial AC units
- Evaporator fan motor replacements
- Air handler and fan coil unit direct-drive fans
- General HVAC fan and blower applications requiring a 48Y frame PSC motor
Why Choose the US Motors 1648?
US Motors has a long-standing reputation for quality and reliability in the HVAC industry. The 1648 model combines a robust PSC design with ball bearing durability, making it a trusted choice for HVAC technicians and contractors seeking a dependable, long-lasting motor replacement. Its standard 48Y frame and common electrical ratings make sourcing and installation straightforward.
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