provided the system pressure does not exceed 450 PSI

the module interfaces directly with pressure switches and gas valves to ensure stable burner operation in demanding commercial and industrial environments

specifically compatible with Copeland compressor models like the REB3-0150-PFV and RR20K1-PFV

This genuine Williams HVAC part maintains the original equipment’s performance standards

Lochinvar & A.O. Smith 100111724 Valve 322838-754 provided the system pressure doesThe Lochinvar & A. O. Smith 100111724 Valve is a 3 4" NPT Temperature and Pressure Relief Valve engineered for heavy duty commercial and residential water heating systems. Rated at 125 PSI, this T&P relief valve serves as a critical safety component by automatically discharging water during thermal expansion or over pressurization events. It features a high capacity ANSI ASME rated design to ensure compliance with local plumbing codes and boiler