Hayward Thermistor, for FD Heater | FDXLTER1930 Hydro-Quip Cooking Surface: Stainless steel cooking

Cooking Surface: Stainless steel cooking grids provide ample space for grilling multiple items at once

Display interfaces provide diagnostics and programming access

Ideal for residential and commercial spa installations

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

Hayward Thermistor, for FD Heater | FDXLTER1930 Hydro-Quip Cooking Surface: Stainless steel cookingWhat 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