Standardized Fit: Features 1/4" barbed connections and two electrical terminals for seamless integration with universal wiring harnesses

the 20269903 limit switch likely needs replacement

and fan coil units requiring dependable Characterized Control Valve (CCV) performance

It will close the circuit on its own once the temperature drops 20 degrees below the 220

ensuring accurate low-pressure cut-out protection

Supco SHP400280 Pressure Switch Els PW 17895 Standardized Fit: Features 1/4" barbedThe Supco SHP400280 is a heavy duty, commercial grade high pressure switch engineered for precision system protection in HVAC and refrigeration equipment. Designed as a single pole single throw (SPST) control, this encapsulated switch features a critical 400 PSI cut out (open) and a 280 PSI cut in (close), providing an automatic reset function once head pressures stabilize. As a professional tier HVAC pressure control, the SHP400280 utilizes a