Best Hot Tub Heater Parts in 2026

Replace your sun damaged or failng keypad


Fits All H & H FD SERIES,H & H FD SERIES LOW NOX AND UNIVERSAL H & H FD SERIES LOW NOX HEATERS

Easy for installation,you will need to remove your old keypad and re-use your existing plastic panel.

Excellent salt water and chemical corrosion resistance

Same water velocity through all tubes for faster heating

Up to 18% savings by reducing pump run-time. Low Nox emissions meets clean air quality standards

KEYPAD REPLACEMENT: Replacement for your Hayward pool heater control panel keypad membrane that is sun damaged or malfunctioning. This keypad membrane is durable and has excellent contact. Replacement can make your heater system work again and look new.

APPLICABLE MODEL: Compatible with all H & H FD series and universal H & H FD series low NOx heaters, for example H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, H400FDP. This keypad will also work on models ED2 and the FD units.

PREMIUM QUALITY: The keypad membrane is of excellent weather resistance protected from sun exposure, and salt water and chemical corrosion resistance. Buttons on the pad are easy to use with their functions clearly marked. Accurate hole alignment without covering the digital display and LED lights.

H250 control panel assembly replacement

Fits hayward h-series millivolt electronic ed2 style pool heater

Weighs 3.7-pound

Compatible models: IDXL2DB1930 Display Board Replacement for Hayward Universal H-Series Low Nox Heater Models H350FDP, for Models H250IDL2, H350IDL2, and H400IDL2

Safe & Secure Work: No need for any other complicated setup, Improving heating efficiency and Cost savings of up to 18% by reducing pump run time, Is your ideal choice

High Quality: Product made of Upgrade material, with stable performance and reliable use, and longer service life

.We design these drain plugs to be compatible with various pool cleaning pump models. For external threaded parts with a size of 1/4 inch, the installation and operation of these drain plugs are the same as the original ones

.Our drain plugs can withstand extreme temperatures without brittleness or deformation. Our drain plug kit is made of durable plastic material and can withstand rough and frequent use.

.Our drainage pump pipe plugs are specifically manufactured for a range of models, so you can reduce the time, effort, and cost of necessary outdoor swimming pool maintenance

APPLICATION: This HAXHLI1930 sensor and FDXLHLI1930 high limit replacement kit is compatible with Hayward Universal H-series Low Nox pool heater models H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, H400FDP, H500FDN, H500FDP.

FUNCTION: The 135 degree Fahrenheit high limit heater part kit is fit for Hayward Universal H-Series H150FD, H200FD, H250FD, H300FD, H350FD, H400FD, H500FD Low Nox Pool Heater.

REPLACEMENT: The high-limit pool heater parts kit replace for Hayward H-Series high-limit kit, replacing the OEM part NO. FDXLHLI1930.

Compatible models: IDXL2DB1930 Display Board Replacement for Hayward Universal H-Series Low Nox Heater Models H350FDP, for Models H250IDL2, H350IDL2, and H400IDL2

Safe & Secure Work: No need for any other complicated setup, Improving heating efficiency and Cost savings of up to 18% by reducing pump run time, Is your ideal choice

High Quality: Product made of Upgrade material, with stable performance and reliable use, and longer service life

【COMPATIBLE WITH】：Pilot assembly for natural gas-haxplt1931 replacement for hayward h-series ed1.Fits hayward h series pool heater

【OUTPUT RATING】：The haxplt1931 pilot assembly, natural gas, includes chxgen1930 millivolt pilot generator which delivers 750 millivolts maximum (0.75 vdc).Under normal circumstances it should be between 400 and 500 mv

【INTRODUCTION DETAILS】：The pool heater parts it comes complete with pilot assembly,pilot tube & fittings and thermopile（Use natural gas）