Since the K19AT-72 is identical to K19AT-72H

making it easy to secure the X100CAA to enclosures while utilizing the foot mount for additional stability

Using a switch with an incorrect setpoint can result in unsafe operation or system lockout

Exact OEM Compatibility: Replaces Lennox part numbers 49K03 and 49K0301 without the need for field modifications or piping adjustments

Lennox 14Y70 Motor Refrigerant Since the K19AT-72 is identicalThe Lennox 14Y70 is a high performance, OEM replacement condenser fan motor engineered for commercial and heavy duty residential applications. Operating at 460V and 1 3 HP, this 1075 RPM motor is built on a 48Y frame to provide stable, consistent airflow across the condenser coil during high demand cycles. Designed with a CCWLE rotation (counter clockwise lead end), it ensures precise compatibility with major rooftop units and packaged systems. This