Siemens Combustion SQN70.603R10 Control R-407A Always verify your model and

Always verify your model and serial number against the HVAC/R replacement part list before ordering

ensuring system safety by preventing automatic restarts after a limit trip

Automatic Reset Logic: The 150-180F auto limit switch functionality ensures the system recovers automatically after a high-limit event once safe temperatures are restored

Precise OEM Specs: Designed for an exact fit on 40k-80k BTU heat exchangers

the pleated synthetic media effectively captures high-volume airborne contaminants

Siemens Combustion SQN70.603R10 Control R-407A Always verify your model andThe Siemens SQN70. 603R10 is a high performance 120V gas burner control actuator engineered for precise load dependent regulation of fuel and combustion air. This counter clockwise (CCW) rotation motor is designed to drive air or gas dampers on small to medium capacity oil and gas burners. Featuring a 90 degree angular rotation with a 25 second running time at 60Hz and 30 seconds at 50Hz, it provides stable modulation for advanced burner systems. The