Nidec by US Motors 5532ET 1/2 HP ECM Blower Motor 5-Speed 115/208-230V

The Nidec by US Motors 5532ET is a RESCUE EcoTech electronically commutated motor (ECM) designed as a direct drop-in replacement for PSC motors in residential and commercial HVAC air handlers and furnaces. This energy-efficient brushless permanent magnet motor delivers 1/2 to 1/4 HP with five selectable speeds for optimal system airflow control.

Key Specifications:

• Horsepower: 1/2 - 1/4 HP multi-horsepower design
• Voltage: 115/208-230V with easy field-selectable voltage change
• Speed: 1075 RPM maximum, 5-speed operation with low 600 RPM circulation mode
• Frame: 48Y frame, 5-5/8" diameter
• Shaft: 1/2" x 4-1/2" reversible rotation shaft
• Amperage: 5.9/4.6-3.9A full load depending on voltage
• Efficiency: 82% NEMA Premium rated efficiency

Performance Features:

• Electronically controlled brushless permanent magnet technology
• No capacitor required for operation
• Automatic electronic protection built-in
• High efficiency provides 29% energy savings over standard PSC motors (170-370 watts reduction)
• Low circulation speed uses less than 100 watts, delivering 75% watt reduction
• 6000V surge protection for enhanced durability
• Quiet operation with efficient airflow distribution

Construction Details:

• Open air-over enclosure design
• Ball bearing construction for extended life
• Belly band mounting configuration
• Class B insulation rated for continuous duty
• 40°C ambient temperature rating
• Service factor: 1.00
• Single phase, 60 Hz (50 Hz capable)
• 36-inch lead wires included

This motor replaces Century CS1056/CSL1056 and other OEM part numbers including M055CYA0372012B. The 5532ET is ideal for upgrading older HVAC systems to high-efficiency operation while maintaining compatibility with existing mounting configurations.