Reznor 221525 Gas Valve Els PW 17895 This 0-100 Psig sensor provides

This 0-100 Psig sensor provides a precise 0

It means the valve remains in the open position to allow flow when there is no power

This 40 SCFM model is the direct replacement for the large-capacity housings in the A-4000 series

5" WC signify

Reznor 221525 Gas Valve Els PW 17895 This 0-100 Psig sensor providesThe Reznor 221525 Gas Valve is a critical OEM replacement component engineered for high capacity industrial and commercial unit heaters. This White Rodgers 36H32 441 equivalent operates on a 24V AC circuit and is factory set for Natural Gas with a standard 3. 5" WC (Water Column) outlet pressure. Designed for single stage heating systems, this combination gas valve features redundant solenoid valves to ensure safe fuel regulation and consistent burner