The Siemens Combustion SQM40.155R11 Actuator is an electromechanical control device designed to regulate air dampers and fuel valves in compatible industrial burners and combustion systems. Operating at 120V, it delivers 5 Nm of torque with a 15-second counterclockwise rotation to position connected components accurately. This actuator supports controlled combustion by helping maintai... https://www.partshnc.com/sqm40-155r11-siemens-combustion-120v-5nm-15sec-ccw-actuator