Cleveland Controls DFS-231-121 Switch Els PW 17895 this component features an automatic

this component features an automatic reset function

specifically engineered to restore performance in air handlers and electric furnaces

Dual-Mount Design: Provides both a threaded 1/2" NPT hub and a foot mount for versatile installation in panels or boxes

Compatibility: Designed for use with the Macon Controls OPSK kit and other 1/8" threaded steam radiator applications

It is calibrated to specific WC ratings and should not be adjusted in the field to maintain safety standards

Cleveland Controls DFS-231-121 Switch Els PW 17895 this component features an automaticThe Cleveland Controls DFS 231 121 is a fixed setpoint diaphragm differential pressure switch engineered for precision performance in HVAC pressure monitoring and combustion air applications. This SPDT air flow switch is factory calibrated to actuate on a pressure rise at 0. 05" . 02" w. c., providing a reliable safety interlock for systems requiring strict static pressure thresholds. Designed for versatility, the unit supports line voltage ranges