Integrated Thermal Protection: Superior internal thermal overload protection prevents burnout during high-ambient operation

Rugged Construction: Comprised of high-quality materials to withstand the high-vibration environment of a compressor bearing head

this 20 amp DP contactor features a 24VAC 50/60Hz coil and an open enclosure design

allowing the pneumatic actuator to be removed or replaced without pulling the entire bronze valve body from the pipe line

Precision Diagnostics: Dual hypodermic needles facilitate rapid pressure drop testing across pneumatic components for faster troubleshooting

Siemens Building Technology GMA226.1U Actuator 328140-751 Integrated Thermal Protection: Superior internalFor contractors managing constant or variable air volume (VAV) systems, the Siemens GMA226. 1U OpenAir electronic damper actuator is a reliable choice for high torque requirements. This 120V actuator provides 62 lb in torque and features a bi directional spring return fail safe, ensuring critical dampers move to a pre defined position during power loss. Built with brushless DC motor technology, this unit offers stall protection and long term