The WT8840 series is the Water Heater Control for trade use to replace WV8840 valves used in AOSmith and Bradford White Water Heaters. It is designed for use in Standing Pilot applications using an immersion well for water temperature sensing. An included integrated NTC temperature sensor reads water temperature within the appliance up to 221 F (105 C).

ApplicationGas controlComments87C TCO; Replaces WV8840A1000, WV8840A1001, 222-47463-01A, 222-47463-01E, or 239-47463-01Item TypeProductMountingMounting in the upright positionTemperature Ratings (C)Ambient-- 0 C to 60 C; TCO Limit-- 87 CTemperature Ratings (F)Ambient-- 32 F to 150 F; TCO Limit-- 189 FSetpoint Temperature Range (F)Valve-- 55F to 155FPressure Regulator Setting (psi)4.0 in. wcInlet/Outlet Size (in.)1/2 in. NPT x 1/2 in. Inverted FlareCapacityMin. 30 ft3/hr, Max. 75ft3/hr