Flight Systems 56-3764-00 Replacement for Onan 300-3764, 300-5342
Flight Systems part number 56-3764-00 is an improved, direct replacement for the main control board used in several models of Onan Marquis Series Gen Sets.
Features include improved circuit and harness design, heavy duty relays, added ignition circuit voltage protection and heavy conformal coating (to protect against corrosion - a major enemy of any RV generator control).
It is built in the USA and backed by a 2-year Warranty.
This board replaces the following ONAN part numbers:300-3764, 300-3764-01, 300-5342
These control boards were used in the followingOnan Marquis RV Gen Set Models: