Direct Replacement Boards for Onan Generator 300-3056.
Match Onans part number to our part number.
(Emerald) BGE/BGEL SPEC E-G **
(Marquis) BGM SPEC A **
(Power Drawer) NHD SPEC A-C **
(Power Drawer) NHEL SPEC D-G **
(Power Drawer) NHM SPEC A **
** These models where originally produced with the 300-3056 board, wich was discontinued and replaced by the 300-3687 board. The 300-3687 board was discontinued and replaced by the 300-3950 kit, or the 300-3951 kit, which consists of a 300-3763-0 board and a wire harness. You must use the part number of the board that is in the generator to order the proper Dinosaur replacement board.