UE Controls 120 series Explosion- Proof Pressure, Vacuum, Differential Pressure and Temperature Switches. (Type J120, single switch with internal adjustment, dual conduits.Models 612-616 )
Heavy industrial processes rely on 120 Series pressure and temperature switches to protect equipment and personnel while preserving process uptime. The 120 Series is simple to install in hazardous location areas and perform critical alarm, safety and emergency shutdown functions.
303 stainless steel piston with Buna N O-Ring and 303 stainless steel 1/4” NPT (female) pressure connection (not recommended
for gas service since drying of the O-Ring seal can allow bleeding of medium into the atmosphere)