Check the listing for details. IDXL2DB1930 Display Board, Pool Heater For Hayward H350FDP & Universal H-Series. Condition: New. Listed at 49.49 USD. IDXL2DB1930 Display Board, Pool Heater Replacement Control Panel Keypad Membrane Switch Compatible with Hayward H350FDP & Universal H-Series Heater Models H250IDL2 H350IDL2 H400IDL2 【Compatibility】Hayward Display board fit for Hayward low Nox induced draft heater models H200FDN/H250FDN/H300FDN/H350FDN/H400FDN & H200FDP/H250FDP/H300FDP/H350FDP/H400FDP. 【Simple Installation】The key to fixing the low Nox induced draft heater model is to be sure power and gas are turned off. Then you need to know where wires are attached, undo old wires, then replace board and hook wires back to board. Videos on YouTube will be helpful. 【Wear Resistance】With upgraded materials and special processing technology, the display board replacement has good corrosion resistance to salt water and chemicals to ensure longer service life. 【Improved Heating Efficiency】The pool heating circuit board can heat your swimming pool faster after our optimized processing, so that you can spend less time waiting and can enjoy your pleasant time quickly. 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.