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This hot surface ignitor is cross-compatible with numerous OEM models
Any attempt to modify the 30 PSI relief setting will void the ASME certification and compromise system safety
Whether performing a field retrofit or a new installation
Can this contactor replace a standard 1-pole unit without a shunt
Whether you are performing a new system assembly or a field retrofit
Reznor 177633 Pressure Switch Els PW 17895 This hot surface ignitor isThe 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
