Garmin Reactor 40 autopilots — hydraulic, mechanical/retrofit/solenoid, steer-by-wire, and kicker configurations — plus GHC 50 instrument displays, course computers, and ECU/pump kits. Marine Electric Systems is an authorized Garmin dealer in Annapolis, installing complete Reactor 40 autopilot systems on sailboats, motoryachts, and catamarans across the Chesapeake.