System Protection: Actively prevents liquid refrigerant from entering the compressor

Precision Components: Includes high-quality O-rings and seals designed for tight tolerances and chemical compatibility

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

The precision-machined aluminum construction facilitates a positive dead-end lockup and ensures that in the event of a diaphragm rupture

Engineered for reliability in hydronic heating applications

Siemens Combustion SQM45.295B9 Actuator 321894-709 System Protection: Actively prevents liquidThe 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