Model 9405A Century Lennox (K55HXNNZ-7057) Furnace Motor 3/4 hp 1075 RPM 115V Century # 9405A

Model 9405A Century Lennox (K55HXNNZ-7057) Furnace Motor 3/4 hp 1075 RPM 115V

This 3/4 horsepower furnace motor is designed as a direct replacement for Lennox models K55HXNNZ-7057, K55HXNNZ7507, and compatible with various Century, GE, Dayton, and other OEM part numbers. It is ideal for HVAC applications requiring a reliable, multi-speed motor with counterclockwise rotation.

Key Specifications

• Horsepower: 3/4 hp
• RPM: 1075
• Voltage: 115V
• Amperage: 9.7 amps
• Frame / Diameter: 5 5/8"
• Shaft Dimensions: 1/2" diameter x 3 1/8" length
• Rotation: Counterclockwise (CCW) Lead End
• Bearings: Ball Bearings

Product Features & Fitment

This motor features a 5-speed design and includes 28" leads for easy electrical connections. The mounting ring center-to-center distance measures 5.36" (136.1 mm), ensuring compatibility with existing furnace mounts. A 40 MFD 370V capacitor (part #40DV) is required for operation but sold separately. The motor case length is 5 3/8", facilitating straightforward installation in standard furnace housings.

Cross Reference

• Lennox K55HXNNZ-7057, K55HXNNZ7507, 5KCP39PGD852AS, 5KCP39PGD852S, 5KCP39PGS511S, 28F0101, GE 3275, Dayton 3LU87, 45GL96

Warranty

1 Year Manufacturer Warranty