Lennox 19L31 – FirstChoice Condenser Fan Motor, 1/3 HP, 460V-1Ph, 1075 RPM, 70C

 

The Lennox 19L31 (FirstChoice series) condenser fan motor is a high-quality OEM replacement designed for reliable cooling performance in residential and light commercial HVAC systems. Engineered for durability and optimal airflow, this 1/3 HP motor delivers steady operation at 1075 RPM and runs on 460V single-phase power. Ideal for restoring system efficiency, reducing noise, and ensuring long-term compressor protection.

This motor is factory-balanced for smooth rotation, features advanced thermal protection, and meets Lennox OEM standards for fit, form, and function. Whether replacing a failing outdoor fan motor or performing preventive maintenance, the 19L31 offers a dependable upgrade backed by the FirstChoice reliability standard.

 

Key Features

• 1/3 horsepower condenser fan motor designed for Lennox outdoor units
• 460V single-phase operation for high-efficiency cooling performance
• 1075 RPM rated speed for consistent, balanced airflow
• Built with high-temperature 70C insulation for increased durability
• OEM FirstChoice replacement ensuring perfect compatibility
• Factory-balanced construction minimizes vibration and operating noise
• Improves system heat dissipation and protects compressor life

 

Technical Specifications

• Brand: Lennox / FirstChoice
• Part Number: 19L31
• Horsepower: 1/3 HP
• Voltage: 460V, single-phase
• Speed: 1075 RPM
• Frequency: 60 Hz
• Frame: NEMA 48
• Rotation: Reversible (CCW/CW)
• Mounting: Belly band or stud mount (depending on unit)
• Ambient Temperature Rating: 70C
• Application: Condenser fan motor for air conditioners and heat pumps
• Motor Type: PSC
• Shaft Diameter: 1/2 inch
• Shaft Length: 4–5 inches (varies by production run)