Hayward Thermistor, for FD Heater | FDXLTER1930 Hydro-Quip Display interfaces provide diagnostics and

Display interfaces provide diagnostics and programming access

helping maintain indoor air quality while delivering efficient heat

the Sunglo A242SSLP is built for repeated outdoor use in both residential and commercial settings

helping maintain predictable performance over time

This kit provides proper ventilation

Hayward Thermistor, for FD Heater | FDXLTER1930 Hydro-Quip Display interfaces provide diagnostics andWhat This Part Is Used For The Hayward FDXLTER1930 Thermistor monitors water temperature in FD heaters. It provides temperature feedback to the control board. Why This Part Matters A failing thermistor can cause inaccurate temperature readings or heater shutdown errors. Replacing it restores proper temperature regulation and reliable heating cycles. Accurate sensing is critical for safe heater operation. Key Features and Specifications Genuine Hayward