Honeywell Universal Water Heater Gas Valve, 1" Insulation Tank, 4" W.C.
Honeywell Universal Water Heater Gas Valve, 1" Insulation Tank, 4" W.C.
Item # WT8840A1000

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).

Features and Benefits
  • Simple replacement requires only four models to replace multiple AO Smith and Bradford White controls
  • Easily service AO Smith and Bradford White natural gas water heaters even if you don’t normally service them
  • Convenient status LED trims repair time up to 30 minutes
  • Resettable Emergency Temperature Cutoff reduces cost and labor time by eliminating valve replacement
  • Reduces customer callbacks with larger pilot flame
  • Accurate temperature sensing improves comfort and eliminates scalding risk
  • Smart anti-scaling algorithms protect children and elderly from water exceeding the setpoint
Product Specifications

Capacity Min. 30ft³/hr, Max. 75ft³/hr
Inlet/Outlet Size 1/2" NPT x 1/2" Inverted Flare
Pressure Regulator Setting (psi) 4.0" W.C.
Setpoint Temperature Range Valve -- 55°F to 155°F
Temperature Ratings Ambient -- 32° F to 150° F, TCO Limit -- 189°F
Spud Size 1 inch


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