the Trane CNT7738 serves as a direct drop-in replacement

Engineered for reliability in hydronic heating applications

Is the HD46AR464 an ECM or PSC motor

Universal valves often require manual adjustment and may not provide the same precision in refrigerant metering

while the ball bearing construction supports both horizontal and vertical mounting configurations

Siemens Combustion SQM45.295B9 Actuator 321894-709 the Trane CNT7738 serves asThe Siemens SQM45. 295B9 Actuator is a precision engineered electromotoric actuator designed for the load dependent control of gas and oil burners. Operating as a critical component within the Siemens LMV5 Linkageless System, this unit facilitates high accuracy positioning of air dampers and butterfly valves through its CAN bus communication protocol. Engineered with a #5 drive shaft (10mm D shaft), the SQM45. 295B9 delivers a nominal torque of 3 Nm