RedactedNarrative: V1 OWNER OBSERVED SHORE POWER LIGHT WAS "OFF". HE ENTERED THE ENGINE COMPARTMENT AND OBSERVED SMOKE AND ELECTRICAL BURN SMELL. HE UTILIZED A FIRE EXTINGUISHER, BUT WAS UNSUCCESSFUL. THE FIRE GREW AND ULTIMATELY ENGULFED MOST OF THE VESSEL. FT LAUDERDALE FIRE DEPT ARRIVED AND EXTINGUISHED THE FIRE. THERE WERE NO INJURIES.