Honeywell Diaphragm Gas Valve, Single Stage Pressure Regulating, Rapid Opening, 1" NPT pipe size

Overview: V4943/8943B, C, N are Single-stage Pressure Regulating Valve;These valves are used on boilers, unit heaters, duct furnaces, makeup air and rooftop heaters. Features: Designed for replacement for V4843/V8843;Gas Valves. Suitable for use on atmospheric boilers, commercial water heaters, and rooftop heaters. V4943/V8943B,C,N models are solenoid-operated diaphragm valves that combine the functions of safety shutoff and pressure regulation in a single unit. V4943/V8943B,N are for use with natural gas. V4943/V8943C are for use with LP gas. Valve body of die-cast aluminum with a straight-through pattern. V4943 are used with line voltage, on/off controllers; V8943 are used with 24 Vac thermostats or controllers; Valve closes on power failure; recommended for final shutoff service.