FDXLTER1930 | Hayward Thermistor For H-Series FD Heaters Igniter for pentair heater Certified by NSF: Meets NSF

Certified by NSF: Meets NSF safety and performance standards for peace of mind in residential and commercial installations

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FDXLTER1930 | Hayward Thermistor For H-Series FD Heaters Igniter for pentair heater Certified by NSF: Meets NSFOEM Hayward Thermistor FDXLTER1930 is a precision temperature sensor engineered for Hayward Universal H Series Low NOx heaters, compatible with models H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, H400FDP, and H500FD. Installed in the manifold adapter inlet, this thermistor regulates the combustion air blower based on water temperature to ensure consistent heating. Built from high quality materials,