B2853V1 Century 1 hp 3450 RPM 56Y Frame 115/230V Square Flange Pool Motor

B2853V1 Century 1 hp 3450 RPM 56Y Frame 115/230V Square Flange Pool Motor

The Century B2853V1 is a 1 horsepower, 3450 RPM pool motor designed as a direct replacement for various in-ground pool pumps, including models from PacFab Challenger, Whisperflo, and Pentair. It replaces Century/AO Smith models B853, B2853, F56AB45Z01, and F56AA37A01, as well as the US Electric equivalent EB853.

Key Specifications

• Horsepower: 1 HP
• RPM: 3450
• Voltage: 115/230V, 60 Hz
• Amperage: 13.0/6.5 amps
• Enclosure: Open Drip Proof
• Frame / Diameter: 56Y Frame, Square Flange
• Shaft Dimensions: 5/8" diameter threaded stainless steel shaft
• Rotation: Counterclockwise (CCW) facing the shaft
• Bearings: Ball Bearings

Product Features & Fitment

This motor features a square flange mounting with four non-threaded bolt holes, making it compatible with many common in-ground pool pump assemblies. It includes automatic overload protection with a service factor of 1.25 and is non-reversible in rotation. Customers should verify local and state regulations regarding pump motor replacements, as this single-speed motor does not comply with California Title 20 or New York NYSERDA efficiency standards. Variable speed motors are recommended for compliance with these regulations.

Cross Reference

• Century/AO Smith B853, B2853, F56AB45Z01, F56AA37A01
• US Electric Equivalent EB853
• Effective July 19, 2021 the US Dept of Energy regulations on single speed, two-speed and booster pumps go into effect

Warranty

• Mechanical Dimensions
• Pool Motor Manual
• Seal Reference Chart