The Garmin GPSMAP® 8612 with built-in Garmin Navionics+™ is a flagship 12-inch chartplotter designed for the North American market. It upgrades the standard “Worldwide Basemap” found on the 8400 series by including high-detail coastal and inland cartography directly out of the box
Integrated Mapping Coverage
The preloaded Garmin Navionics+™ provides comprehensive coverage for the following regions:
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United States: Full coverage of all coastal waters, plus more than 42,000 lakes, rivers, and inland waterways (including Alaska and Hawaii).
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Canada: Detailed coastal coverage for British Columbia, the Great Lakes, the St. Lawrence Seaway, New Brunswick, and Nova Scotia.
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International: Coverage extends to Bermuda, the Bahamas, Baja California, the Gulf of California, Johnston Atoll, and Palmyra Atoll/Kingman Reef.
Technical Specification
| Feature |
Specification |
| Display |
12″ Full HD IPS Touchscreen (1920 x 1080) |
| Mapping |
Preloaded Garmin Navionics+™ (US & Canada) |
| Input Voltage |
10 to 32 Vdc |
| Current Draw |
1.3 A (Typical); 6.0 A (Max) |
| Water Rating |
IPX7 |
| GPS Receiver |
High-sensitivity 10 Hz GPS/GLONASS/Galileo |
Interface and Networking
| Connection Type |
Quantity / Details |
| Garmin Marine Network |
2 Ports (Lync) |
| NMEA 2000® |
1 Port |
| NMEA 0183 |
1 Input / 1 Output (Differential) |
| Video Integration |
1 BNC Composite Input; 1 HDMI Input; 1 HDMI Output |
| J1939 |
1 Port (Engine & vessel data) |
| Card Slots |
2 microSD™ slots (up to 32 GB each)
|
Key Performance Features
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Auto Guidance+™: Uses the built-in mapping to suggest a dock-to-dock path based on your vessel’s depth and overhead clearance.
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Daily Map Updates: Includes a 1-year subscription for daily chart updates via the ActiveCaptain® app.
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SmartMode™: Allows you to synchronize multiple bridge displays to a single theme (e.g., “Fishing” or “Docking”) with one touch.
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OneHelm™: Provides a unified interface for third-party systems like EmpirBus™ digital switching, Victron power systems, and specialized lighting.
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SailAssist™: Includes racing features like the starting line, laylines, and an enhanced wind rose.
Note on Sonar: The standard GPSMAP 8612 is a non-sonar unit. For built-in sonar support (CHIRP, ClearVü, and SideVü), the 8612xsv model is required, or an external GSD™ sonar module must be networked to this unit.
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