Siemens Building Technology GMA121.1U Actuator 318973-401 Integrated LED indicators provide immediate

Integrated LED indicators provide immediate visual status for power and alarm conditions

This kit serves as the essential HVAC piping modification required when replacing defective compressors in older units manufactured prior to late 2004

and running times to match specific site requirements

The Watts 0391007 009M2QT 2" Backflow Preventer is a professional-grade reduced pressure zone assembly designed to protect potable water supplies by preventing backsiphonage and backpressure in high-hazard applications

A19EDB-1 is identical to A19EDB-1C

Siemens Building Technology GMA121.1U Actuator 318973-401 Integrated LED indicators provide immediateThe Siemens GMA121. 1U is a heavy duty spring return damper actuator engineered for high demand HVACR applications requiring reliable fail safe operation. Operating on 24VAC DC, this direct coupled actuator delivers a robust 62 lb in torque (7 Nm), making it an ideal choice for managing return air, mixed air, and exhaust dampers in both constant and variable air volume systems. Built with a rugged, die cast aluminum NEMA 1 housing, this unit ensures