Gecko Temperature Sensor SSPA/MSPA-MP 10'
Gecko Alliance Group
This Pentair Sta-Rite/Mastertemp Thermistor Temperature Sensor, 42001-0053S will normally give you and error code of E01 if this has to be changed. This is an easy change for a experienced pool or spa techican. Once installed the the pool heater will give you accurate temperaure readings.