Meet the Garmin GPSMAP 943 9-inch Plotter for US & Canada GN+. This high-resolution, touchscreen chartplotter delivers precise positioning, fast performance, and flexible onboard connectivity when paired with your Garmin marine system.
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Display: 9.0" diagonal IPS touchscreen with edge-to-edge glass, improved sunlight readability, and 1280 x 720 WXGA resolution.
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Performance: Blazing-fast processing—nearly double the power of earlier GPSMAP models—with 10 Hz GNSS (GPS, GLONASS, Galileo) for accurate positioning, smooth speed data, and reliable COG information.
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Design & Installation: Slimline, retrofit-ready enclosure with reduced footprint and borderless glass to fit a wide range of dash configurations.
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Maps & Navigation: Preloaded Navionics+ offshore, coastal, and inland charts for the U.S. and Canada; Navionics Vision+ support for premium map content (optional); Auto Guidance+ planning technology.
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Connectivity & Networking: Robust network capabilities including NMEA 2000/0183, Garmin Marine Network, J1939 engine integration, and OneHelm for connecting to compatible third‑party devices; built‑in Wi‑Fi for ActiveCaptain pairing, OneChart access, smart notifications, and software updates; ANT compatibility for compatible watches and sensors; multi‑device sharing of maps, radar, and IP camera video.
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Radar & Sonar: Garmin radar compatible and sonar compatible with an external black box (sold separately).
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Memory & Expansion: Accepts 2 microSD cards; 5,000 waypoints; 50,000 track points with 50 saved tracks; 100 routes; tide tables available.
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Physical & Power: Internal or external antenna over NMEA 2000; 10 Hz high-sensitivity receiver; IPX7 water rating; polarized support; power consumption: max 22 W at 10 Vdc; typical 1.3 A at 12 Vdc; max 1.8 A at 12 Vdc.
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Dimensions & Mounting: 9.2" x 6.4" x 3" (23.3 x 16.2 x 7.6 cm); display 9.0" diagonal; weight 3.6 lbs (1.6 kg); mounting options include Bail, flush or flat.
With the GPSMAP 943, you gain a single, powerful interface that fits seamlessly into the Garmin ecosystem, supports multi-device sharing of maps, radar, and IP camera video, and offers premium mapping options for confident navigation on US and Canadian waters. The combination of advanced performance, flexible networking, and robust build ensures you can plot, plan, and voyage with clarity and reliability across your whole system.
| General |
| PHYSICAL DIMENSIONS |
9.2" x 6.4" x 3" (23.3 x 16.2 x 7.6 cm) |
| DISPLAY SIZE |
7.8" x 4.4"; 9.0" diagonal |
| DISPLAY RESOLUTION |
1280 x 720 pixels |
| DISPLAY TYPE |
WXGA display |
| WEIGHT |
3.6 lbs (1.6 kg) |
| WATER RATING |
IPX7 |
| POLARIZED SUPPORT |
Yes |
| POWER CONSUMPTION |
Max power usage at 10 Vdc: 22 W
Typical current draw at 12 Vdc: 1.3 A
Max current draw at 12 Vdc: 1.8 A |
| ANTENNA |
Internal or external over NMEA 2000 |
| MOUNTING OPTIONS |
Bail, flush or flat |
| RECEIVER |
10 Hz high-sensitivity |
| GARMIN MARINE NETWORK™ PORTS |
1 |
| Maps & Memory |
| PRELOADED MAPS |
Garmin Navionics+ offshore, coastal and inland water charts for the U.S. and Canada |
| ACCEPTS DATA CARDS |
2 microSD™ cards (back of unit) |
| WAYPOINTS |
5,000 |
| TRACK LOG |
50,000 points; 50 saved tracks |
| ROUTES |
100 |
| Outdoor Recreation |
| TIDE TABLES |
Yes |
| Chartplotter Features |
| GARMIN RADAR COMPATIBLE |
Yes |
| GARMIN SONAR COMPATIBLE |
Yes (with external black box, sold separately) |
| GARMIN SMARTMODE COMPATIBLE (CUSTOMIZABLE MONITOR PRESETS) |
Yes |
| SUPPORTS AIS (TRACKS TARGET SHIPS POSITION) |
Yes |
| SUPPORTS DSC (DISPLAYS POSITION DATA FROM DSC-CAPABLE VHF RADIO) |
Yes |
| SUPPORTS FUSION-LINK™ COMPATIBLE RADIOS |
Yes |
| GSD™ BLACK BOX SONAR SUPPORT |
Yes |
| GCV™ BLACK BOX SONAR SUPPORT |
Yes |
| ACTIVECAPTAIN COMPATIBLE |
Yes |
| GRID™ (GARMIN REMOTE INPUT DEVICE) COMPATIBLE |
Yes |
| WIRELESS REMOTE COMPATIBLE |
Yes |
| SAILING FEATURES |
Yes |
| Sonar Features & Specifications |
| CHIRP SONAR TECHNOLOGY |
Yes (with external black box, sold separately) |
| CLEARVü |
Yes (with external black box, sold separately) |
| SIDEVü |
Yes (with external black box, sold separately) |
| Connections |
| NMEA 2000® COMPATIBLE |
Yes |
| NMEA 0183 INPUT PORTS |
1 (Differential) |
| NMEA 0183 OUTPUT PORTS |
1 (Differential) |
| VIDEO INPUT PORTS |
1 BNC |
| WIRELESS CONNECTIVITY |
Yes |
| J1939 COMPATIBLE |
Yes |
