Product Description
2-Wire Thermistor for Hayward Heaters
This pool & spa heater temperature sensor can help fix problems such as SF error code, abnormal pool temperature, and unable to heat to desired temperature
Affordable and easy to install
Replaces temperature sensor that has been damaged, corroded, or failed
Specification
| OEM Connector | Perfectly fits in Hayward heater which plugs and unplugs for easy installation |
| Stainless Steel Housing | The sensor is inside an anti-oxidation and corrosion resistant stainless steel housing |
| Protective Sealing | Water cannot penetrate inside the sensor to ensure high quality and reliability |





Features
Fits universal h-series low nox pool heater models h150fdn, h150fdp, h200fdn, h200fdp, h250fdn, h250fdp
Fits universal h-series low nox pool heater models h300fdn, h300fdp, h350fdn, h350fdp, h400fdn, h400fdp
Notice
Please check the user manual for your Hayward heater to ensure FDXLTER1930 is listed as the part number for the temperature sensor/thermistor
After you replace the temperature sensor with a new one, if the temperature reading is not accurate, check the resistance value at the given temperature provided in the Hayward heater user manual, if it is within 10% of the value shown, it is probably not a faulty temperature sensor. It may be the control board or another problem.
Application
IDXLTER1930 Compatible with a range of Hayward H-Series Low NOx Pool Heater models, including: IDL, IDL2, IDL5, IDL7, IDL9, IDLX, IDLX2, IDLX5, IDLX7, IDLX9, H150, H200, H250, H300, H350, H400, H400IDL2, H400IDL5, H400IDL7, H400IDL9, and more.
FDXLTER1930 thermistor compatible with Hayward H-Series pool heater H150FDN H150FDP H200FDN H200FDP H250FDN H250FDP H300FDN H300FDP H350FDN H350FDP H400FDN H400FDP. Please refer to the maintenance manual to check if IDXIGN1930 is included for other adaptors.











