Specification Brand : FEXON BulletPoint : Pump Casing Insert, Speck E71-II. BulletPoint1 : Hayward Display board fit for Hayward low Nox induced draft heater models H200FDN/H250FDN/H300FDN/H350FDN/H400FDN & H200FDP/H250FDP/H300FDP/H350FDP/H400FDP. BulletPoint2 : Easy installation,Direct Replacesment,Durable Consturuction BulletPoint3 : 【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. BulletPoint4 : 【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. BulletPoint5 : 【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. ExternallyAssignedProductIdentifier1 : 0753610343868 ExternallyAssignedProductIdentifier2 : 753610343868 ItemName : FEXON IDXL2DB1930 Display Board, Pool Heater Replacement Control Panel Keypad Membrane Switch Compatible with Hayward Universal H-Series Low Nox Induced Draft Heater, H400FDN HD150FDN ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 21 centimeters ItemPackageDimensions_Width : 16 centimeters ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : swimming-pool-heater-and-heat-pump-parts Manufacturer : FGLK Auto Market NumberOfItems : 1 PartNumber : 2901111840 ProductDescription : FEXON IDXL2DB1930 Display Board, Pool Heater Replacement Control Panel Keypad Membrane Switch Compatible with Hayward Universal H-Series Low Nox Induced Draft Heater, H400FDN HD150FDN SupplierDeclaredDgHzRegulation : not_applicable