Regal Rexnord Marathon C1161 2 HP Single Phase Fan and Blower Motor 3600 RPM

The Regal Rexnord Marathon C1161 is a 2 HP single-phase fan and blower motor designed for residential and commercial applications including air conditioning systems, roof ventilators, and exhaust fans. This capacitor start/capacitor run motor operates at 3600 RPM and features a 1.2 service factor, allowing it to handle occasional overload conditions.

Electrical Specifications:

• Multi-voltage operation: 115/208-230 Volts, 60 Hz
• Current draw: 19.6/10.4-9.8 Amps
• Capacitor run design provides better efficiency
• Capacitor start design delivers higher starting torque
• Automatic thermal protection for safe operation

Mechanical Features:

• NEMA 56H frame with keyed shaft
• Shaft dimensions: 1 7/8" x 5/8" diameter
• Ball bearing construction with rolled steel housing
• Resilient cradle-style base mount
• Open drip proof (ODP) enclosure
• Reversible rotation (CCW/CW)
• C-dimension: 11.9"

This motor is rated for continuous duty and can be mounted with shaft vertical or horizontal. The open drip proof design makes it suitable for clean, dry environments where ventilation is adequate. Cross-reference part number: 5KCR49RN2148T.