The Bradford White 239-49791-00 FV Sensor Switch Harness is a genuine OEM component designed to connect the flammable vapor sensor to the water heater’s control system. It is used in Bradford White gas-fired water heaters, including select TTW and M1TW/M2TW models with applicable serial numbers. The harness transmits the sensor’s signal to the gas control, helping detect potentially hazardous flammable vapors and initiate burner lockout when necessary. Its reliable construction supports safe operation, accurate sensor communication, and dependable system performance. As a direct OEM replacement, it helps restore proper safety functionality and simplifies service and maintenance.
