Garmin GPSMAP 1643 Chartplotter GN+
The Garmin GPSMAP 1643 Chartplotter GN+ provides a 16 in IPS touchscreen with Full HD 1920 x 1080 resolution and 1100-nit brightness. Preloaded Garmin Navionics+ charts cover the US, Canada, and Mexico, while NMEA 2000, NMEA 0183, J1939, Wi-Fi, Bluetooth, ANT+, and dual marine network ports support connected navigation systems.
Garmin GPSMAP 1643 Chartplotter GN+ Specs
| Brand | Garmin |
| Model Name | GPSMAP 1643 (Non-xsv) |
| Part Number/SKU | 010-02856-02 |
| Technology Category | High-Performance Chartplotter |
| Display Size & Type | 16" IPS Touchscreen |
| Resolution | 1920 x 1080 Full HD |
| Brightness | 1100 nits |
| Processor/Engine | Garmin High-Speed Processor (UHD2 Platform) |
| Operating System | Garmin Marine OS |
| Sonar Compatibility | Network Sonar Support Only (GSD/GCV Modules) |
| Mapping/Charts | Garmin Navionics+ Preloaded (US/Canada/Mexico) |
| NMEA Interface | NMEA 2000, NMEA 0183 |
| Networking Ports | 2x Marine Network Ports, 1x J1939 |
| Wireless | Wi-Fi, Bluetooth, ANT+ |
| Voltage Input | 10 - 32 V DC |
| Power Draw | 3.5 Amps @ 12V |
| Waterproofing | IPX7 |
| Physical Dimensions | 385 x 263 x 71 mm |
| Cut-out Dimensions | 361 x 239 mm |
| Weight | 4.4 kg |
| Country of Origin | Made in Taiwan |
| Standard Warranty | 2 Years |












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