Siemens Combustion SQM50.364R1G3 Actuator 318973-401 making it fully compatible with

making it fully compatible with modern high-pressure refrigerants including R-410A

This high-performance HW CIRC HARN (Hot Water Circulator Harness) provides the essential line-voltage link between the boiler’s integrated control board and the external circulator

Built with high-grade 18-gauge wire and a durable ceramic insulator

Standard Compatibility: Features 1/4" MNPT threading for seamless integration with standard pressure controllers and instrumentation

OEM Compatibility: Designed specifically for Carrier and Bryant HVAC equipment to ensure exact electrical and mechanical fit

Siemens Combustion SQM50.364R1G3 Actuator 318973-401 making it fully compatible withThe Siemens SQM50. 364R1G3 Actuator is a high precision reversing actuator designed for the accurate positioning of flow control valves, butterfly valves, and damper motor applications in industrial combustion systems. Operating on 120V (110V nominal), this unit delivers a robust 90 in lbs torque and a rapid 12 second running time for a 90 degree stroke at 60Hz. Engineered for maximum reliability in medium to large capacity oil and gas burners, the