Rheem-Ruud 51-42369-02 Motor

The Rheem-Ruud 51-42369-02 Blower Motor is a high-performance, 1-1/2 HP industrial-grade motor designed for heavy-duty HVAC applications. This three-phase blower motor operates at 1725 RPM, providing the torque necessary for belt-drive air handlers and large-scale furnace blowers. Built on a NEMA 56 frame with a platform mount, it features a 5/8" x 1-3/4" keyed shaft and reversible rotation to accommodate various blower wheel configurations. The dual-voltage design (208-230/460V) ensures electrical compatibility across diverse commercial power systems. Engineered for longevity in demanding environments, the Rheem 51-42369-02 utilizes sealed ball bearings to minimize friction and heat buildup during continuous operation. As a genuine OEM HVAC replacement motor, it maintains identical electrical and physical footprints for drop-in installation, ensuring your system operates within original design parameters. Contractors can rely on the 4.4/2.2 FLA rating for precise circuit matching and energy-efficient performance in premium air renewal and climate control systems.

Key Benefits & Technical Features

• Versatile Electrical Input: Supports multi-tap voltage configurations including 208-230V and 460V at 50/60 Hz.
• Robust Construction: Equipped with high-grade ball bearings and a standard 56 frame for superior mechanical stability.
• Installation Flexibility: Reversible rotation (CW/CCW) allows for field adjustment to match specific blower orientations.
• OEM Reliability: Direct replacement for Rheem, Ruud, and WeatherKing equipment to ensure peak airflow static pressure.
• Heavy-Duty Shaft: Standard 5/8 inch diameter shaft facilitates secure pulley alignment for belt-driven blowers.

Common Professional Questions

Does this motor require a specific capacitor?
As a three-phase HVAC motor, the 51-42369-02 does not require a start or run capacitor, relying on the phase induction for torque.

Can this be used in 50 Hz applications?
Yes, this motor is rated for both 50 Hz and 60 Hz frequencies, making it suitable for international or specialized power grids.

Is the rotation directional?
No, the rotation is reversible. You can change the lead connections to achieve the correct orientation for your specific blower housing.

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Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.