McDonnell & Miller FS7-4E Switch Refrigerant this 240Vac solenoid valve ensures

this 240Vac solenoid valve ensures rapid response times for critical safety shutoff sequences in furnace and boiler systems

As the direct replacement for the Paragon 8105-0

Key Benefits Integrated Time Delay Relay (TDR): Automates blower off-delay to maximize sensible heat recovery and system efficiency

this component ensures the unit operates within manufacturer-specified safety parameters

For automatic changeover applications

McDonnell & Miller FS7-4E Switch Refrigerant this 240Vac solenoid valve ensuresThe McDonnell & Miller FS7 4E (Part Number 120100) is a heavy duty industrial liquid flow switch designed specifically for hazardous environments. Featuring a NEMA 7 and 9 explosion proof enclosure, this unit is rated for Class I, Groups C and D, and Class II, Groups E, F, and G, ensuring safe operation in volatile atmospheres. The 1 1 4" NPT brass body utilizes a sealed tube construction and a magnetic switching mechanism to provide reliable SPDT