Siemens Combustion SQM50.480A1Z3 Actuator 320788-703 Enhanced Equipment Longevity: Reduces cyclic

Enhanced Equipment Longevity: Reduces cyclic thermal stress on heat exchangers by maintaining stable internal conditions between firing cycles

protecting the motor and surrounding components from moisture ingress and premature wear

facilitating optimal discharge air or return air control

15-ton thermostatic expansion valve engineered for precision refrigerant metering in commercial R22 systems

Siemens Combustion SQM50.480A1Z3 Actuator 320788-703 Enhanced Equipment Longevity: Reduces cyclicThe Siemens SQM50. 480A1Z3 is a high torque industrial combustion actuator engineered for precise damper positioning and fuel air ratio control. Operating on 120V AC, this reversible electromotoric actuator delivers a rated torque of 15 Nm, making it a standard choice for modulating burner control on large scale commercial and industrial systems. With a running time of 30 seconds for 90 degrees, it provides the steady, repeatable motion required for