Description
The Century RS1054AV1 is a heavy-duty 1/2 HP capacitor start motor engineered for demanding HVAC and industrial applications where reliable, high-torque starting performance is essential. Built on the industry-standard 56 frame, this motor offers flexible dual-voltage operation and a reversible design, making it a versatile replacement or new-installation choice for a wide range of equipment.
Key Features
- 1/2 HP output with high start torque for reliable load engagement
- Dual-speed operation: 1725 RPM (60 Hz) / 1425 RPM (50 Hz)
- Dual-voltage capability: 115/230V AC for flexible installation
- Full-load current: 9.6 A (115V) / 4.8 A (230V)
- 1.25 service factor for added operational headroom
- Capacitor start design delivers strong, dependable starting torque
- Automatic overload protector for built-in motor protection
- Resilient base mounting for vibration dampening and easy installation
- Reversible rotation for maximum installation flexibility
Construction & Design
- NEMA 56 frame — industry-standard for easy cross-referencing and replacement
- Open enclosure construction for effective heat dissipation
- Sleeve bearings for quiet, smooth operation
- Open construction promotes airflow and extended motor life
Specifications
- SKU: RS1054AV1
- Horsepower: 1/2 HP
- Speed: 1725/1425 RPM
- Voltage: 115/230V AC
- Amperage: 9.6/4.8 A
- Service Factor: 1.25
- Frame: NEMA 56
- Bearing Type: Sleeve
- Enclosure: Open
- Motor Type: Capacitor Start
- Mounting: Resilient Base
- Rotation: Reversible
- Overload Protection: Automatic
The Century RS1054AV1 is the go-to solution for HVAC technicians and contractors who need a dependable, versatile motor that installs quickly and performs reliably under load. Its dual-voltage wiring, automatic overload protection, and reversible rotation make it suitable for compressors, pumps, fans, and other motor-driven HVAC equipment.







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