Description
1 HP 48Y Frame Single-Speed 115V BN25V1 Motor
Power your pool and spa equipment with a reliable 1 HP single-speed induction motor built on a standard 48Y frame. From the trusted A.O. Smith (AOS) / Century Electrical line, it delivers straightforward installation and dependable, constant-speed performance for retrofit and OEM replacement needs.
- Power and speed: 1 HP, 3600 RPM (two-pole, 60 Hz)
- Electrical: 115V, 60 Hz input; Full Load Amps 11.8 A
- Frame and shaft: 48Y frame; threaded shaft for easy coupling
- Protection: Auto overload protection with thermal protection that resets automatically after cooling
- Mechanical footprint: Approximately 11.58 in length with standard 48Y mounting footprint
- Service factor: 1.0
- Construction: Rugged induction motor designed for durability in industrial and workshop environments
- Ideal uses: Replacement for aging spa pumps, pool equipment, conveyors, and other belt-driven OEM devices
With its straightforward, single-speed design, you get dependable operation without the complexity of variable-speed controls. The threaded shaft simplifies coupling and alignment, reducing setup time and maintenance. Auto overload protection guards windings from overheating, helping extend service life and minimize unplanned downtime. The compact 48Y frame fits a wide range of standard mounts, making sourcing and retrofitting easier for pool and spa systems. This motor is a practical, cost-effective choice for replacing aging drives in spa pumps and other belt-driven equipment where consistent RPM is essential.
Power your equipment with a reliable 1 HP, single-speed induction motor built around a standard 48Y frame. The Motor - 1 HP, 48Y Frame Motor Single Speed 115v BN25V1 is designed for dependable performance in a compact package, making it a smart choice for retrofits, OEM replacements, or any system that needs a straightforward, hard-working drive.
- Horsepower: 1 HP
- Speed: 3600 RPM (two-pole, 60 Hz)
- Voltage: 115V, 60 Hz
- Full Load Amps: 11.8 A
- Service Factor: 1.0
- Frame: 48Y
- Shaft: Threaded
- Overload Protection: Auto (thermal protection activates automatically)
- Dimensions: Approximately 11.58 in. (length/footprint aligned with 48Y frame)
Why this motor stands out
Designed for stability in everyday industrial and workshop environments, this 1 HP motor delivers consistent, fixed-speed performance right from a standard 115V supply. The 48Y frame ensures broad compatibility with common mounting footprints, making it easier to source a replacement or complete a retrofit without costly custom adapters. The threaded shaft simplifies coupling and pulley/gear arrangements, helping you achieve precise alignment with minimal setup.
Automatic overload protection adds a layer of safety and longevity. If the winding temperature rises beyond safe limits, the protection circuit engages to prevent damage, then resets automatically once cooling occurs. This means fewer unexpected shutdowns and a longer service life for your equipment.
Ideal use cases
- HVAC blowers and exhaust fans in commercial or industrial settings
- Small to mid-size pumps in hydraulic or cooling systems
- Conveyors, material-handling lines, and simple press or tool drives
- Machine tools, saws, fans, and other belt-driven OEM equipment
- Replacement for aging motors in retrofit projects where a standard 48Y frame is required
How it fits into your system
With a straightforward, single-speed design, you get dependable operation without the complexity of variable-speed controls. The 115V input makes it compatible with typical shop power setups, reducing wiring complexity and integration time. For equipment that requires a stable, constant rpm and a compact footprint, this motor provides a practical, cost-effective solution.
Considerations for installation and care are simple: verify the mounting pattern matches the 48Y frame, ensure adequate cooling and ventilation around the motor, and use proper alignment with your driven equipment to minimize wear. Routine inspection of the threaded shaft area and electrical connections will help maintain peak performance over time.
Whether you're upgrading an aging drive, commissioning a new machine, or sourcing a reliable replacement, this 1 HP 48Y frame, 115V single-speed motor offers a balanced combination of performance, protection, and ease of integration—delivering the power you need with the simplicity your setup demands.

