Garmin, ECHOMAP™ UHD2 6″ sv Chartplotters 64sv without Transducer; includes Garmin Navionics+ U.S. Coastal & Great Lakes Mapping

The Garmin ECHOMAP™ UHD2 64sv (Without Transducer) is a high-performance 6-inch chartplotter designed for mariners who already own a compatible transducer or plan to install a specialized through-hull or in-hull model. This unit serves as a powerful navigation and sonar hub, featuring a high-contrast IPS display and a reliable keyed interface.

Networking & System Integration

NMEA 2000® Connectivity: Allows the unit to connect with autopilots, digital switching, FUSION-Link™ audio systems, and engine sensors for a centralized helm experience.
Wireless Sonar Sharing: Built-in Wi-Fi® allows you to wirelessly share sonar data, waypoints, and routes with another ECHOMAP UHD2 6″, 7″, or 9″ display on your boat.
ActiveCaptain® App: Built-in Wi-Fi also connects to the free mobile app for smart notifications, software updates, and access to the Garmin Quickdraw™ Community for crowd-sourced mapping.

Technical Specification

Device Specifications

Feature	Specification
Display Size	6.0″ Diagonal
Display Resolution	$800 \times 480$ pixels
Display Type	WVGA, IPS (In-Plane Switching)
Dimensions	$8.1" \times 5.2" \times 2.6"$ ( $20.6 \times 13.1 \times 6.7$ cm)
Water Rating	IPX7
Interface	Physical Keypad
GPS Receiver	10 Hz (GPS, GLONASS, Galileo, BeiDou)
Power Input	9 to 18 Vdc
Typical Current Draw	1.53 A (at 12 Vdc)
Max Power Usage	18.3 W (at 10 Vdc)
Data Cards	1 microSD™ slot (32 GB max size)

Sonar & Mapping Capabilities

Feature	Specification
Internal Sonar Support	Traditional CHIRP, UHD ClearVü, UHD SideVü
Transmit Power	500 W (RMS) / 4,000 W (peak-to-peak)
Preloaded Mapping	Garmin Navionics+ (U.S. Coastal & Great Lakes)
Auto Guidance+™	Built-in (via Garmin Navionics+)
Quickdraw Contours	Supported (1-foot HD mapping)
Vivid Color Palettes	Supported (High-contrast scanning colors)
Transducer Port	1 x 12-pin port

Connectivity & Integration

Feature	Capability
NMEA 2000®	Supported (Autopilot, Engines, Audio, Sensors)
NMEA 0183	1 Input / 1 Output port
Wireless Networking	Built-in Wi-Fi (Share sonar, waypoints, and routes)
ActiveCaptain® App	Supported (Updates, Chart Management)
SailAssist™	Laylines, Wind Rose, Race Start Guidance
OneHelm™	Digital Switching support
Mounting Options	Tilt/Swivel Quick-disconnect or Flush Mount

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