Hot Water heater Thermostat $75Honeywell Water heater Natural gas Thermostat Model WV840B1109Water heater gas valve Thermostat control unit.Self diagnosing and status display light.Removed from a working water heaterApproximately Only 3 years old.Works together with existing pilot generator.Customer had their damaged water heater replaced with a new one.New Thermostat unit sells for $150 and upSave with this Thermostat unit Only $75