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and nickel-plated brass stem for extended operational life
Rugged Construction: NEMA 4X equivalent polycarbonate housing protects sensitive components against moisture
When replacing an aging or stuck valve
The System Sensor ST-3 is a 3-foot metal sampling tube designed for HVAC duct smoke detection in air streams widths ranging from 2 to 4 feet
converting input from selection dials into a DC voltage signal that modulates the gas flow through M and MR series valves
Setra 2641R25WB11A1C Pressure Transducer 318423-701 and nickel-plated brass stem forThe Setra 2641R25WB11A1C is the industry standard low differential pressure transducer for critical HVAC monitoring. Built for veteran contractors who demand long term stability in building automation, this model features a 0. 25" WC bidirectional pressure range with a high level 4 to 20 mA output. The core technology leverages an all stainless steel micro tig welded capacitive sensing element, engineered to provide 1% FS accuracy even in environments