Reznor 177633 Pressure Switch Els PW 17895 The Ranco C12-2001 is a

The Ranco C12-2001 is a Single Pole Double Throw (SPDT) control engineered specifically for resistance heat lockout and electric heat hold-back

This part is widely used in Weil McLain CGi and CGa series residential gas boilers

Whether you are performing a new system assembly or a field retrofit

This harness is standard for the 05-12 Series Ignition Controls and other Fenwal systems requiring a 6-wire edge connector interface

Reznor 177633 Pressure Switch Els PW 17895 The Ranco C12-2001 is aThe Reznor 177633 Pressure Switch is a critical OEM replacement part designed for precision monitoring within commercial gas heating systems. Engineered for unit heaters and duct furnaces, this combustion air pressure switch kit is factory calibrated to a 0. 50" W. C. setpoint (water column). The Reznor 177633 ensures safe ignition sequences and reliable venting verification by detecting proper differential pressure before allowing the gas valve to