as it contains the thermal charge required for the SPST switch to actuate correctly

Industrial Precision: Utilizes PTC technology for linear response and reliable signal transmission over longer wire runs compared to standard NTC thermistors

preventing hunting and protecting the compressor from liquid slugging

The 12A09 vent limiter acts as a safety check

single-phase unit is designed to handle rigorous duty cycles with high reliability

Siemens Combustion SQM50.481R1Z4R Actuator 318820-201 as it contains the thermalThe Siemens SQM50. 481R1Z4R is a high precision 120v reversing actuator engineered for the demanding requirements of industrial and commercial burner controls. Operating on a 110 120V AC supply at 50 60Hz, this modulating damper motor provides a robust 140 in lb (15 Nm) torque, making it ideal for the accurate positioning of air and gas dampers, flow control valves, and butterfly valves. This model is factory configured for clockwise (CW) rotation and