AP19299 Thermistor Chamber Sensor Replacement, Compatible with Rh-eem Ultra Low Nox Tankless Water Heaters and Heat Pumps, High-Precision Temperature Sensor, 11.8 Inch Wire Length（2/Pack ）

["Wide Compatibility: Our AP19299 thermistor sensor is fully compatible with Rh-eem Ultra L-ow N-ox tankless water heaters, boilers, and heat pump systems, serving as a direct replacement for part AP19299","Common Troubleshooting: AP19299 Thermistor Chamber Sensor Replacement quickly fixes frequent failures like 9 flashing lights, unexpected shutdowns, unstable water temperature, and poor heating by replacing the faulty chamber sensor","Precise Temperature Monitoring: Built-in high-precision NT-C thermistor provides real-time accurate combustion chamber data to optimize efficiency and maintain steady hot water output","Durable and Reliable: Constructed with high-quality brass probe and heat-resistant plastic housing to withstand high temperature, humidity, and corrosion for long service life","Easy Installation: Plug-and-play design with 11.8-inch(approx. 30cm) standard wire allows fast installation without extra tools, restoring your water heater in minutes"]