Wafer Butterfly Valves

The Reliable REL300W and REL300WC butterfly valves are Approved for use in fire sprinkler systems. Designed with ASME B16.34 / MSS SP-44 wafer lug end connections, these valves provide robust performance and straightforward installation.

The REL300W model is supervised in the open position, while the REL300WC model is supervised in the closed position, offering flexibility for different monitoring requirements.

Available in 2-1/2” through 8” nominal sizes, both models are rated for a working pressure of 300 psi (20.7 bar) and a maximum temperature of 212°F (100°C). Each valve is offered with either a standard 9” (0.23 m) wire lead or an extended 39” (1 m) wire lead for installation flexibility.