Description
This is a replacement Hayward Display Board for ASME, H-Series Low NOx Induced Draft, Universal H-Series Low NOx Heaters. This fits these model heaters: H250IDL2/H350IDL2, H400IDL2, H150FD/H200FD, H250FD/H300FD, H350FD/H400FD, H500FD Pool and Spa/Hot Tub Heaters.
