Direct Replacement Sensor Kit for Watkins Hot Spring® No-Fault Heater with threaded thermistor sensor ports. These are compatible with Watkins 39525 and 39530 used in 2002 and newer No-Fault heaters. Not compatible replacement for pre-2002 model years.
- Sensor Cable 36"
- 1/2" threaded Hi-Limit Sensor with 2-Pin Molex connector and O-ring
- 5/8" threaded Temperature Sensor with 4-Pin Molex connector and O-ring