239-43676-03 Resettable Thermal Switch KSD301 290F, 2394367603 Water Heater Thermal Switch Compatible with Bradford White MI-T6FBN & 50T65F Series Water Heaters

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• Wide Compatibility: Resettable 290F water heater thermal switch compatible with Bradford White water heater part numbers 239-43676-03 and 415-43676-03 (4154367603). Fits for MI-T6FBN series and 50T65F series, including MI-30T6FBN, MI-40T6FBN2, MI-303T6FBN2, MI-404T6FBN, and 50T65F. Commonly used as a replacement thermal switch in older water heater systems. Please check the old parts label and installation location before ordering.
• Overheat Protection Function: This rdisc-style thermal cutoff switch automatically opens the circuit at 290°F to shut off power when overheating occurs, helping protect the heater from temperature spikes. Commonly used to address issues such as random shutdowns or lack of hot water caused by overheating conditions.
• Automatic reset design: The water heater thermal switch features an automatic reset design, eliminating the need for manual reset or frequent component replacement. It is commonly referred to as a resettable high-temperature limit switch or an emergency thermal circuit breaker for water heaters.
• Durable Construction & Specs: Disc-type thermal circuit breaker, normally closed design, equipped with two 1/4-inch quick-connect blade terminals and dual mounting lugs. Body dimensions are approximately: 1.3 inches/34 mm wide, 0.74 inches/18.7 mm high. Constructed from high-quality heat-resistant materials, suitable for high-temperature environments and applicable to gas and electric water heaters.
• DIY-Friendly Installation: The 239-43676-03 Resettable Thermal Switchreplacement process is simple and suitable for home maintenance or repair. Before installation, disconnect the power and gas supply, match the wiring to the old switch, and reuse the original mounting screws.