The Rheem Thermistor is a critical component for heat exchangers, specifically designed for accurate temperature sensing. This yellow thermistor is engineered for high precision and reliability, ensuring optimal performance in water heating applications. With a compact design, it easily integrates into various Rheem models, providing essential feedback for system efficiency. The thermistor is built to withstand high temperatures and is compliant with industry standards, making it a dependable choice for both residential and commercial systems.