Garmin GPSMAP 8422 MFD With Worldwide Basemap

        GPSMAP 8422 is a 22-inch marine chartplotter and multifunction display designed to give you a powerful, networked helm station with navigation, connectivity, and system control all in one unit. It comes with a Worldwide Basemap for broad map reference right out of the box.

Display & Design

• Large 22″ Full HD touchscreen display (1920 × 1080) with anti-glare finish — easy to see even in bright sunlight.

• IPS screen technology gives consistent colours and wide viewing angles.

• Install multiple units edge-to-edge for a sleek “glass helm” look.

• Can be mounted flush or flat depending on your helm setup.

• Water rating: IPX7, meaning it’s protected against splashes and rain.

 Navigation & Mapping

• Worldwide Basemap pre-installed — basic map data showing coastlines, land and sea outlines, and relevant reference info.

• Can accept premium marine charts like BlueChart G3, Navionics+ and Vision+ for more detailed navigation data (sold separately).

• Waypoints: up to 5 000.

• Routes: up to 100 (each with up to 250 waypoints).

• Track log memory: stores up to 50 000 points with 50 saved tracks.

 Navigation & Connectivity

• 10 Hz high-sensitivity GPS receiver: updates position and heading 10 times per second.

• NMEA 2000 and NMEA 0183 compatible for integrating autopilots, engine data, sensors, and more.

• Garmin Marine Network™ ports: connect to radar, sonar modules, cameras, other displays, and network gear.

• Wireless: built-in Wi-Fi plus Bluetooth/ANT for connections with mobile apps and accessories.

 Advanced Features

• SmartMode™ control — customizable presets for different activities (fishing, docking, etc.).

• Supports sonar integration with external modules (Black Box sonar, Panoptix, LiveScope, etc.).

• AIS (Automatic Identification System) and DSC (Digital Selective Calling) support when connected to compatible VHF systems.

• Fusion-Link audio system support, networked media control, and camera support.

• ActiveCaptain® app compatible — gives planning tools, updates, and notifications via smartphone.

 Physical & Electrical Specs

• Dimensions: ~20.8″ × 13.8″ × 2.8″ (52.8 cm × 35.1 cm × 7.1 cm).

• Weight: ~15.6 lb (7.09 kg).

• Power: operates on 10–35 V DC with typical draw ~3.9 A at 12 V.

• Waterproof construction (IPX7).

What’s in the Box

Typical kit includes:
✔ GPSMAP 8422 unit
✔ GPS 19x NMEA 2000 antenna
✔ Protective cover
✔ Mounting hardware
✔ Cables and NMEA 2000 backbone kit
✔ Documentation.

 Expandability

This MFD works best as part of a larger marine system — you can add radar, multiple sonars, autopilot, sensors, cameras, digital switching and more to build a fully integrated helm station.