Raypak Temperature Sensor For RP2100 Heaters | 005299BThe Raypak 005299B Temperature Sensor is an OEM electronic probe designed for RP2100 non digital heaters and IID models such as R185, R265, R335, and R405. Featuring a three wire connection, it delivers accurate water temperature data to the heaters control system for safe and efficient heating. Constructed with durable probe materials and an extended cable length, it withstands demanding pool environments while maintaining reliable performance.