Siemens Building Technology GCA131.1P Actuator 321042-401 while in Sensus 243-8 and

while in Sensus 243-8 and 121-8 gas regulators

Standardized Mounting: Engineered to fit perfectly on 4" x 4" junction boxes

maintaining exact electrical and mechanical specifications to ensure safe combustion gas expulsion

Critical Seal Integrity: Maintains the necessary atmospheric separation for the draft inducer to vent combustion gases safely

TEFC Protection: The totally enclosed housing prevents environmental contaminants from reaching the internal windings

Siemens Building Technology GCA131.1P Actuator 321042-401 while in Sensus 243-8 andAs a veteran tech, I know you need hardware that handles the heavy lifting without the guesswork. The Siemens GCA131. 1P is a workhorse in the OpenAir actuator lineup, engineered for high torque applications requiring a reliable spring return damper actuator. Delivering a stout 160 lb in torque (18 Nm), this unit is purpose built for large HVAC dampers and high performance air volume control systems. It operates on 24V AC DC and utilizes a floating