Fit for Hayward Universal H-Series Gas Heater Models : H250IDL2, H350IDL2, H400IDL2, C_PAHEAT. Replaces for part number IDXL2TRF1930. Fit for Hayward Universal H-Series Low Nox Heater Models : H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, H400FDP.
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