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and Luxaire G1FA048S21G models
Robust Construction: Heavy-duty galvanized steel damper blade and housing provide long-term durability in HVAC ductwork
Most OEM service valves in this series come equipped with the necessary internal components for pressure testing
What if my connector doesn't match
saving significant labor time
Siemens Building Technology GJD221.1U Actuator 321894-709 and Luxaire G1FA048S21G modelsThe Siemens GJD221. 1U is a high performance fire smoke damper actuator designed for critical life safety applications. Engineered for 120V systems, this OpenAir model delivers 20 lb in torque to ensure reliable operation of UL listed smoke control and combination fire smoke dampers. As a veteran grade spring return actuator, it features a 2 position (on off) control signal with a rapid 30 second driving time and a 15 second fail safe spring return.