SP21019 Chamber Sensor Replacement Kit for Rheem ProTech ULN Water Heater | SP21019 chamber sensor kit for Rheem ProTech ULN water heaters. Fits Ruud & Richmond. Helps monitor flammable vapor & heat.

Direct Replacement for Rheem ProTech ULN Water Heaters: Directly replaces part number SP21019. Compatible with Rheem, Ruud and Richmond ULN (Ultra Low NOx) gas water heaters. A direct fit replacement for your chamber sensor assembly

• Direct Replacement for Rheem ProTech ULN Water Heaters: Directly replaces part number SP21019. Compatible with Rheem, Ruud and Richmond ULN (Ultra Low NOx) gas water heaters. A direct fit replacement for your chamber sensor assembly
• Complete Chamber Sensor Kit: Includes probe assembly, thermistor, inner door gasket, mounting clips, screws, and installation instructions. Everything you need to replace a worn or faulty chamber sensor in one kit
• Flammable Vapor & Heat Detection: Monitors combustion chamber temperature and responds to heat and flammable vapor conditions. Functions as both a heat sensor and vapor sensor to help maintain safe operation of your water heater system
• Durable High-Temperature Materials: Built with durable, heat-resistant materials designed to withstand extreme temperatures inside water heater combustion chambers. Resists corrosion for long-lasting, reliable performance
• Easy DIY Installation: Designed for straightforward installation with standard tools. No special skills or professional help required. A practical solution to restore your water heater's performance quickly