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Original price was: $3,200.00.$3,000.00Current price is: $3,000.00.
The Garmin GPSMAP 8422 MFD is a large-format marine multifunction display designed for boaters who want navigation, chartplotting, sonar, radar and connected onboard systems available from one helm interface. This model features a 22-inch Full HD touchscreen display and a worldwide basemap configuration, providing a broad chart and information-viewing area for cruising, fishing and vessel-system management. Its network connectivity also allows compatible Garmin and third-party marine equipment to work together as part of a larger glass-helm installation.
The GPSMAP 8422 provides a large 22-inch viewing area with a Full HD 1920 x 1080 resolution. The display uses IPS technology for wide viewing angles and is designed for sunlight readability, making it suitable for helm installations where several people may need to view navigation or vessel information.
Its large format is useful for split-screen layouts, allowing compatible chart, sonar, radar, camera and system information to be viewed together. Multiple compatible Garmin displays can also be installed side-by-side to create a larger glass-helm arrangement.
This product is supplied in a worldwide-basemap configuration. Garmin describes its worldwide basemap as a general-reference map rather than detailed marine navigation cartography. Detailed regional charts can therefore be added or used where supported when more comprehensive navigation information is required.
The GPSMAP 8422 is designed as a multifunction navigation platform, allowing compatible charts and marine data to be combined with radar, sonar, AIS, autopilot and other connected systems. The large display gives the operator more room to view navigation information without relying on a small dedicated screen.
The GPSMAP 8422 supports compatible Garmin sonar equipment for fishfinding and underwater situational awareness. Depending on the connected transducer and sonar hardware, compatible systems can provide traditional CHIRP sonar as well as ClearVü and SideVü scanning sonar.
Garmin’s product information also identifies support for 1 kW dual-channel CHIRP sonar and compatible live-sonar options. Sonar transducers and certain sonar accessories are sold separately, so the exact sonar capability of a finished installation depends on the hardware selected.
Compatible Garmin live-sonar equipment can extend the system with real-time views around the vessel. This can be particularly useful for anglers who want the multifunction display to serve as the central screen for navigation and fishing electronics.
The GPSMAP 8422 can share supported information across a compatible Garmin Marine Network. Depending on the connected equipment, this can include charts, user data, radar information and IP-camera feeds. Networking multiple displays can also make information available at different helm stations.
This networked design makes the GPSMAP 8422 suitable for more advanced marine electronics installations. Compatible radar, sonar, cameras, chart data and other Garmin equipment can be brought together through the vessel’s electronics network rather than operated as isolated systems.
The GPSMAP 8422 supports NMEA 2000 and NMEA 0183 marine networking. Compatible equipment can include autopilots, digital switching systems, weather equipment, VHF radios, AIS equipment and marine audio systems.
NMEA networking should be planned according to the requirements of the complete vessel installation. Before purchasing additional equipment, confirm that the specific radar, sonar, autopilot, AIS, switching and audio products are compatible with the required network and Garmin Marine Network configuration.
Built-in Wi-Fi enables the GPSMAP 8422 to connect with compatible Garmin mobile functions through the ActiveCaptain app. Supported features can include software updates, smart notifications, OneChart-related functions, Garmin Quickdraw Community information and remote Helm functionality.
The display also incorporates Bluetooth and ANT wireless technologies for compatible Garmin accessories. Supported devices can include selected marine watches, wireless transducers, marine instruments and remote controls.
OneHelm integration can bring supported third-party marine systems into the Garmin interface. Compatible digital-switching equipment can therefore be managed from the multifunction display rather than requiring a separate control screen for every connected system.
SmartMode station controls provide quick access to frequently used information and connected equipment. Configurations can be designed around operating situations such as cruising, fishing or docking, helping the operator reach the required information without repeatedly navigating through multiple menus.
The GPSMAP 8422 can work with the optional Garmin GRID 20 remote input device. A compatible remote controller can provide additional physical control of the Garmin marine system, which may be useful when the display is positioned where direct touchscreen access is less convenient.
The GPSMAP 8422 belongs to Garmin’s 8×22 series. Garmin specifies dimensions of approximately 52.8 x 35.1 x 7.1 cm (20.8 x 13.8 x 2.8 inches), a display area of approximately 47.8 x 27.0 cm (18.8 x 10.6 inches), and a weight of approximately 7.1 kg (15.63 lb.).
The unit accepts 10 to 35 V DC input and uses a 15 A fuse. Garmin lists maximum power usage of 59 W, with typical current draw of approximately 3.9 A at 12 V DC and 1.8 A at 24 V DC. The display has an IEC 60529 IPX7 water rating. These specifications should be used when planning the vessel’s electrical supply and mounting location.
The Garmin GPSMAP 8422 is suited to recreational cruising, offshore navigation, fishing and larger helm installations where a large multifunction display is useful. Its 22-inch screen can accommodate detailed navigation views while leaving room for additional data from connected radar, sonar, AIS, cameras and vessel systems.
For fishing applications, compatible CHIRP, ClearVü, SideVü and live-sonar equipment can expand the display’s capabilities. For cruising and offshore use, the system can be integrated with compatible radar, autopilot, AIS and charting equipment to create a connected navigation station.
When purchasing a GPSMAP 8422, confirm the exact configuration supplied, particularly the chart package and any included or optional sonar hardware. The worldwide basemap provides general reference information, while detailed regional marine charts may be required for navigation in specific waters.
Also consider available helm space, power requirements, network cabling, NMEA 2000 equipment and the mounting method before installation. If you plan to add radar, sonar, cameras or multiple displays later, designing the network and power system around the complete installation can simplify expansion.
The GPSMAP 8422 combines a large 22-inch Full HD touchscreen with Garmin marine networking, wireless connectivity, sonar support and integration for a wide range of onboard electronics. Its large display is particularly useful for boat owners who want navigation and connected marine-system information visible on one central screen.
Explore more marine GPS and navigation equipment or browse our marine radar systems. For product or installation questions, contact Performance Engines.
The Garmin GPSMAP 8422 is a 22-inch multifunction marine display designed for chartplotting, navigation and integration with compatible sonar, radar, autopilot, AIS and other onboard electronics.
The GPSMAP 8422 has a 22-inch diagonal display with Full HD 1920 x 1080 resolution. Garmin specifies an active display area of approximately 47.8 x 27.0 cm.
This product is identified as a worldwide-basemap configuration. Garmin describes the worldwide basemap as a general-reference map, so detailed regional marine charts may need to be added separately depending on the waters where the unit will be used.
Yes. The system supports compatible Garmin sonar equipment, including traditional CHIRP, ClearVü and SideVü technologies on compatible configurations. Transducers and some sonar hardware are sold separately.
Yes. The GPSMAP 8422 is designed to integrate with compatible Garmin marine radar, autopilot and other networked equipment. NMEA 2000 and Garmin Marine Network connections help support compatible system integration.
Garmin specifies a 10 to 35 V DC input range for the 8×22 series, with a 15 A fuse. Maximum power usage for the GPSMAP 8422 is listed at 59 W, with typical current draw of approximately 3.9 A at 12 V DC and 1.8 A at 24 V DC.
