Garmin 010-11053-30 ECU For GHP12, Reactor, Reactor 40The Garmin 010 11053 30 ECU is a genuine OEM replacement engineered to deliver precise control and dependable performance in marine autopilot systems, compatible with GHP12, Reactor, and Reactor 40. OEM Replacement Part: Genuine Garmin component (010 11053 30) designed for seamless integration with GHP12 autopilot, Reactor family, and Reactor 40 systems. Compatibility: Works with GHP12 autopilot, Reactor family, and Reactor 40 systems for unified