Garmin ECHOMAP UHD2 54cv Fish Finder/Chartplotter
The Garmin ECHOMAP UHD2 54cv offers clear, crisp sonar and advanced mapping for anglers seeking precision and performance on the water. With a 5″ high-resolution display, the unit features high-contrast, vivid scanning-sonar color palettes that make it easier to identify fish and underwater structure.
Equipped with GT20-TM Transducer, the device delivers traditional sonar and ClearV sonar technology, giving anglers a clear advantage in detecting fish activity and underwater features. The built-in Navionics+ U.S. Coastal and Great Lakes Mapping provides detailed, up-to-date charts with a 1-year subscription for daily updates.
| Feature | Specification |
|---|---|
| Display Size | 5 inches |
| Sonar Type | Traditional and ClearV Sonar |
| Transducer | GT20-TM |
| Mapping | Navionics+ U.S. Coastal & Great Lakes |
| Subscription | 1-year included |
FAQ
Does the device support real-time updates to the map data?
Yes, the Navionics+ U.S. Coastal and Great Lakes Mapping includes a 1-year subscription with daily updates for real-time chart data.
Can I use this fish finder with other transducers?
The unit is designed to work with the GT20-TM transducer. Compatibility with other transducers is not confirmed.
Is the display suitable for use in bright sunlight?
The high-contrast, vivid color display is optimized for visibility in bright sunlight.




Amanda Greene –
This fish finder is easy to use and shows clear sonar images. The map updates are helpful, especially when fishing near the coast. I can see fish and structure much better than before. The display is bright and readable even in direct sunlight.
Warren Arnold –
Great value for the price. The sonar performance is sharp and the mapping is accurate. I’ve used it on several trips and it helped me find better spots to fish. The only thing is the transducer needs to be properly installed.
Kylie McDonald –
The ClearV sonar makes it easy to spot fish in different depths. The 5-inch screen is clear and responsive. I appreciate the built-in map updates. It feels like having a local’s knowledge without leaving the boat.