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The Johnson Controls A99BC-300 Temperature Sensor is a high-precision PTC Silicon Sensor engineered for demanding HVACR environments
as well as HED duct furnaces
2 standards for variable torque applications
Refrigerant Versatility: Specifically designed for R407C
the unit operates on a standard 120VAC 60Hz frequency without the need for batteries or digital memory
Siemens Building Technology GMA226.1U Actuator 326058-757 The Johnson Controls A99BC-300 TemperatureFor 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
