FDXLTER1930 | Hayward Thermistor For H-Series FD Heaters Igniter for pentair heater Critical for System Longevity: Adds

Critical for System Longevity: Adds an extra layer of defense to preserve chlorinator components and reduce repair costs

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

in-store replacement for h-series flame reader

is an essential accessory for enhancing the functionality and convenience of your swimming pool or spa system

FDXLTER1930 | Hayward Thermistor For H-Series FD Heaters Igniter for pentair heater Critical for System Longevity: AddsOEM 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,