GARMIN ECHOMAP UHD2 74cv Chartplotter
The GARMIN ECHOMAP UHD2 74cv is a 7-inch chartplotter equipped with a GT20-TM transducer and Garmin Navionics+ U.S. Coastal & Great Lakes mapping. This unit is engineered for marine navigation and is installed on vessels ranging from 20 to 40 ft in length.
Compatibility & Applications
- Pairs with Garmin marine devices for enhanced navigation capabilities.
- Mounts on boats ranging from 20 to 40 ft in length.
- Integrates with NMEA 2000 for networked marine systems.
- Replaces older Garmin ECHOMAP models without additional mounting hardware.
- Fits in standard mounting brackets used by previous Garmin chartplotters.
- Wires to 12V DC power systems on small to medium-sized vessels.
This unit provides high-resolution mapping and sonar capabilities for coastal navigation and is a drop-in replacement for older chartplotters, ensuring straightforward upgrades. Its IPX7 rating ensures protection against water ingress, making it more durable than many generic equivalents.







