Control Your Autopilot and View Stats with Ease
The Garmin GHC 20 autopilot controller has a bright, 4-inch color glass-bonded display with anti-glare finish. Several design elements make viewing the GHC 20 easy in any environment. The GHC 20 display has enhanced night time readability with backlight dimmer and daylight readability with high contrast color options.
The GHC 20 is powered by the NMEA 2000 network and includes 2 trim snap piece cover options allowing for easy matching to your Garmin GPSMAP display.
Compatible with:
- Compact Reactor 40 Autopilot
- GHP 10 Autopilot
- GHP 12 Autopilot
- GHP 20 Autopilot
- GHP Compact Reactor Autopilot
- GHP Reactor Autopilot
- Reactor 40 Autopilots
- GHC 20
- Black Trim Piece Snap Cover
- Protective Cover
- Flush Mount Gasket and Hardware
- NMEA 2000 Drop Cable
- NMEA 2000 T-Connectors and Terminators
- Documentation
- 1 Year Warranty
- 320x240 Pixels
- NMEA 2000 or 0183
- Supply Voltage Powered by NMEA 2000 bus
- 170-Degree Viewing Angle
- IPX7 Water Rating
- Size: 4.3"W x 4.4"H x 1.9“D
Product Accessories for Garmin GHC 20 Autopilot Display

Garmin NMEA 2000 Starter Kit
The Garmin NMEA 2000 Starter Kit comes with all of the parts you need to start a NMEA2000 Marine Network.

Garmin NMEA 2000 Micro T-Connector
The Garmin NMEA 2000 T-Connector is required for adding components to your network. It is installed on the backbone cable and uses one end of the T-Connector for the drop cable.

Garmin NMEA 2000 Backbone/Drop Cable 2 Meter
This cable can be used as your NMEA 2000 backbone or drop cable. Length 2 Meter

Garmin NMEA 2000 Backbone Cable 6 Meter
This Garmin cable can be used as your NMEA 2000 backbone or drop cable. Length: 6 Meters.

Garmin NMEA 2000 Male Terminator
The Garmin NMEA 2000 Male Terminator is used to begin or end the NMEA 2000 Backbone. It should be installed on one side of a Micro-Tee.

Garmin NMEA 2000 Multiport T-Connector
Garmin NMEA 2000 Multiport T-Connector.

Garmin NMEA 2000 Female Terminator
The Garmin NMEA 2000 Female Terminator is used to begin or end the NMEA 2000 Backbone. It should be installed on one side of a Micro-Tee.

Garmin NMEA 2000 Backbone Cable 10 Meter
This Garmin cable can be used as your NMEA 2000 backbone cable. Length 10 Meter. This cable can not be used as a drop cable.

Garmin NMEA 2000 Power Cable
The Garmin NMEA 2000 Power Cable is used to power your NMEA 2K network through a standard NMEA2000 T-Connector.

Garmin Reactor Autopilot Remote Control
Control your Garmin Reactor Autopilot right from a remote. This rugged and water resistant remote provides the ultimate onboard control and convenience. Control steering and even use the remote for heading hold and course corrections! (compatible with Compact Reactor, Reactor 40 Steer by Wire and Reactor 40 Hydraulic)