IDXL2DB1930 Display Board, Replacement for Hayward Universal H-Series Low Nox Heat Models H350FDP, Swimming Pool Integrated Control Board, Universal Low Nox Induced Draft Heat, IDL2/IDPL2 Models, and 200-400 FDN/FDP Models Product Description [Display Board Compatible Models] IDXL2DB1930 Swiming pool heat integrated control board, for model H350FDP and fits induced draft heat models H250IDL2, H350IDL2, and H400IDL2 Mean while, also replace for hayward universal H-Series Model: H150FD, H200FD, H250FD, H300FD, H350FD, H400FD, 150-500 FDN/FDP Etc Improving heating efficiency and cost savings of up to 18% by reducing pump run time, save costs [High Quality Material] IDXL2DB1930 display board made of Upgrade material, with Excel salt water and chemical corrosion resistance, with stable performance and related use, and longer service life Equivalent with an LED control panel, it monitors heat performance [Please Note] Please check picture, part number, and fitting information before placing order The IDXL2DB1930 display board replacement is 4-5/8 "x 3-3/8" and comes with a 4-pin communication cable Effectively Speed Up the Heating Speed: Improving heating efficiency and cost savings of up to 18% by reducing pump run time, save costs Safe&Stable Work: Stable performance and related use, and longer service life required with an LED control panel, it monitors heat performance Direct Replacement: The IDXL2DB1930 display board replacement is 4-5/8 "x 3-3/8" and comes with a 4-pin communication cable