The Hubbell P65 replacement probe sensor helps maintain accurate temperature monitoring for compatible water-heating equipment. Its 1/4-inch by 2-3/4-inch probe is inserted into the appropriate thermowell, where it detects operating temperature and sends feedback through the 22-inch cable and plug connection to the unit’s control board. The control system uses this input to regulate h... https://partsfe.ca/p65-hubbell-replacement-probe-sensor