McDonnell & Miller FS7-4 Switch Els PW 17895 Key Benefits for Technicians Dual

Key Benefits for Technicians Dual Circuit Control: The DPDT configuration allows for the isolation of multiple loads or feedback loops from a single trigger signal

Key Benefits for the Field Reduced Wiring Complexity: Direct power supply from the actuator reduces component counts and labor hours

Engineered for high-temperature HVACR environments

Simplified Pulling: The low-friction jacket reduces the need for excessive pulling lubricant in crowded conduit systems

These HVAC replacement parts are digitally calibrated across four relative humidity levels

McDonnell & Miller FS7-4 Switch Els PW 17895 Key Benefits for Technicians DualThe McDonnell & Miller FS7 4 is a heavy duty, industrial liquid flow switch designed for high capacity systems requiring precise monitoring of start stop operations. Engineered with a 1 1 4" NPT connection and a SPDT snap switch, this unit serves as a critical safety interlock for large boilers, chillers, and process cooling applications. It features a maximum operating pressure of 300 PSI and can handle liquid temperatures up to 300F (149C). The Part