Garmin

Garmin ECHOMAP UHD 74cv US Offshore g3 w/GT24UHD-TM Transducer

SKU: 80829 · UPC: 753759241506 · MPN: 010-02335-01
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02 · Overview

Garmin ECHOMAP UHD 74cv US Offshore g3 w/GT24UHD-TM Transducer — Product description

Unlock Crystal-Clear Views Beneath the Waves

Imagine gliding across offshore waters, your eyes locked on a vibrant 7-inch touchscreen that paints a razor-sharp picture of the underwater world. With the power of Ultra High-Definition ClearVü scanning sonar from the included GT24UHD-TM transducer, structures, bait schools, and trophy fish emerge in stunning detail—far beyond what standard sonar can reveal. Paired with high wide CHIRP traditional sonar, target separation becomes effortless, helping you pinpoint exactly where to drop your line even in murky depths.

This isn't just about seeing more; it's about fishing smarter. Anglers report marking fish they never knew were there, turning average outings into limit-filling days. Whether you're chasing snapper in the Gulf or stripers along the East Coast, this setup delivers the edge you need.

Superior Sonar That Sees What Others Miss

The GT24UHD-TM transom-mount transducer isn't your average probe—it's engineered for precision. Ultra High-Definition ClearVü sweeps side-to-side, revealing fish arches, wrecks, and drop-offs with lifelike clarity up to impressive depths. Meanwhile, CHIRP sonar excels at distinguishing individual fish in dense schools, reducing guesswork during peak bites.

  • Remarkable bottom tracking and water temperature logging for optimal lure selection.
  • Built-in sonar history rewind lets you replay scans to analyze structure without missing a moment.
  • Ready for upgrades like Panoptix LiveScope (sold separately) for real-time, all-around views—perfect for live-lining or jigging.

Pro tip: Adjust the sensitivity in choppy conditions to filter noise and highlight true targets, maximizing your time on the fish.

Seamless Boatwide Integration

Transform your helm into a command center. NMEA 2000 and 0183 compatibility links engines, autopilots, VHF, AIS, and even FUSION audio for one-screen oversight. Network multiple units to share sonar, waypoints, and charts across your boat (7" and 9" models).

Pair with the Force trolling motor for pinpoint waypoint navigation and track-following right from the display. Built-in Wi-Fi connects to the ActiveCaptain app for wireless updates, community data, and smart notifications—stay current without hauling gear ashore.

"Finally, a chartplotter that talks to everything on my boat—trolling motor, radar, you name it. Game-changer for offshore runs."

Rugged Design for Real-World Fishing

IPX7 waterproofing shrugs off spray and splashes, while the sunlight-readable WVGA display cuts glare on the brightest days. The quick-release bail mount makes it portable—stash it securely when docking in sketchy spots. At just 1.7 lbs, installation is straightforward with flush or tilt options.

Detailed Specifications at a Glance

Category Details
Display 7" diagonal (6.1" x 3.4"), 800 x 400 pixels, WVGA, sunlight-readable
Physical 9.8" x 5.5" x 2.0", 1.7 lbs, IPX7 water rating
Sonar Power 500W RMS / 4,000W peak-to-peak, CHIRP built-in, ClearVü with GT24UHD-TM
Max Depth 2,300 ft (freshwater @ 77 kHz)
Memory 5,000 waypoints, 100 routes, 50K track points, microSD up to 32GB
Connections 1 Garmin Marine Network, NMEA 2000/0183, Wi-Fi, 8-pin transducer
Power 15W typical

Everything You Need to Get Started

  • ECHOMAP UHD 74cv with BlueChart g3 US Offshore charts
  • GT24UHD-TM transducer
  • Power/data cable
  • Tilt/swivel mount with quick-release cradle
  • Flush mount kit
  • Protective cover
  • Mounting hardware
  • Documentation

Frequently Asked Questions

What makes the ClearVü sonar on this Garmin ECHOMAP stand out?

ClearVü delivers photo-like images of structure and fish directly below your boat, using Ultra High-Definition scanning for unmatched clarity compared to traditional down-scanning sonar.

Can I use this with other Garmin trolling motors?

Yes, it's fully compatible with the Force trolling motor, allowing screen-based control, waypoint routing, and track following for precise positioning.

How do the preloaded charts help offshore anglers?

BlueChart g3 provides detailed U.S. coastal coverage with Navionics data, including contours, hazards, and marinas—ideal for safe navigation to distant reefs and wrecks.

Is networking possible with multiple units?

Absolutely—share sonar, user data, and charts between compatible 7-inch and 9-inch ECHOMAP UHD or Ultra devices via the Garmin Marine Network.

What's Quickdraw Contours and how do I use it?

It's a real-time mapping tool that creates 1-foot contour maps as you fish. Record sonar data on-screen, then share or download via ActiveCaptain for future trips.

Does it support wireless updates?

Yes, built-in Wi-Fi pairs with the ActiveCaptain app for seamless software updates, community maps, and notifications without a computer.

How rugged is this chartplotter for saltwater use?

IPX7 rated, it withstands immersion in 1 meter of water for 30 minutes, plus a sunlight-readable screen handles harsh marine environments effortlessly.

ECHOMAP UHD 74cv US Offshore g3 with GT24UHD-TM Transducer

Find more fish using the ECHOMAP UHD 74cv combo with a bright, sunlight-readable  touchscreen with keyed assist. The included GT24 transducer provides Ultra High-Definition ClearV scanning sonar, so you get a crystal-clear image of what is below your boat, and Garmin high wide CHIRP traditional sonar delivers remarkable target separation. This combo comes preloaded with BlueChart g3 coastal charts with the best of Garmin and Navionics data. It features a quick-release bail mount, making it easy to remove and take with you. NMEA 2000 and NMEA 0183 network support provides you with engine data, sensor connection, autopilot integration and more. ECHOMAP UHD 74cv is even compatible with the Force trolling motor for full control of the motor from the screen plus the ability to route to waypoints, follow tracks and more.

Features:

  • Bright, sunlight-readable  touchscreen with keyed assist
  • Includes GT24 transducer for Ultra High-Definition ClearV scanning sonar and Garmin high wide CHIRP traditional sonar
  • Preloaded BlueChart g3 coastal charts with integrated Navionics data
  • Supports Panoptix all-seeing sonar, including Panoptix LiveScope sonar
  • Sonar sharing capabilities with other ECHOMAP Plus, ECHOMAP UHD and ECHOMAP Ultra units
  • NMEA 2000 and NMEA 0183 network support for autopilot and engine data
  • Quick-release bail mount for fast and easy mobility
  • Compatible with Force trolling motor for full control of the motor from the screen plus the ability to route to waypoints, follow tracks and more

Included Transducer

This chartplotter comes with a GT24 transducer for Ultra High-Definition ClearV scanning sonar, which shows you a crystal-clear image below your boat. Plus, you get Garmin high wide CHIRP traditional sonar for remarkable target separation. 

Sonar Support

This chartplotter supports a variety of Garmin transducers (sold separately), including the Panoptix LiveScope scanning sonar system, which lets you see all around your boat in real time.

Preloaded Charts

Experience unparalleled coverage and detail with preloaded LakeV g3 inland maps featuring integrated Navionics data that covers more than 17,000 lakes with up to 1' contours. 

Quickdraw Contours

Create personalized fishing maps on-screen with 1' contours. Keep the data to yourself, or share it with the Quickdraw Community on Garmin Connect. 

NMEA 2000 & NMEA0183 Networks

Connect to autopilots, digital switching, weather, FUSION-Link audio system, media, VHF, AIS and more from one screen. 

ActiveCaptain App

Built-in Wi-Fi connectivity pairs with the free all-in-one mobile app for access to the OneChart feature, smart notifications1, software updates, Garmin Quickdraw Community data and more. 

Network Capable

If you have multiple compatible ECHOMAP UHD or ECHOMAP Ultra devices on your boat, you can share information such as sonar, user data and charts among them ( and 9 models only). 

Force Trolling Motor Capability

Take control of the most powerful and efficient trolling motor available2, route it to waypoints, follow tracks and more from the screen of your chartplotter.

Connections

  • Garmin Marine Network Ports: 1
  • NMEA 2000 Compatible: Yes
  • Transducer Pin Numbers: 12
  • NMEA 0183 Input Ports: 1
  • NMEA 0183 Output Ports: 1
  • Video Input Ports: None
  • Video Output Ports: None
  • Wireless Connectivity: Yes

In The Box

  • ECHOMAP UHD 74cv with BlueChart g3 for U.S.
  • GT24UHD-TM transducer
  • Power/data cable
  • Tilt mount with quick release cradle
  • Flush mount
  • Protective cover
  • Hardware
  • Documentation

1 When paired with a compatible smartphone

2 In compliance with ISO standard 13342

Wi-Fi is a registered trademark of the Wi-Fi Alliance.

Garmin ECHOMAP UHD 74CV Combo US Offshore g3 with GT24 Transducer

Model: 010-02335-01
  • See below your boat in incredible detail with included transducer
  • Navigate any waters with preloaded BlueChart® g3 coastal charts
  • Share data with other devices on your network (7" and 9" models only)
  • Manage your marine experience from nearly anywhere
  • Control the most powerful trolling motor available
  • Create your own maps on the fly and tailor them to fit your needs

The sunlight-readable 7" touchscreen chartplotter features a quick-release bail mount and a transducer for Ultra High-Definition scanning sonar and CHIRP traditional sonar.

This chartplotter supports a variety of Garmin transducers (sold separately), including the Panoptix LiveScope™ scanning sonar system, which lets you see all around your boat in real time.

This chartplotter comes with a GT24 transducer for Ultra High-Definition ClearVü scanning sonar, which shows you a crystal-clear image below your boat. Plus, you get Garmin high wide CHIRP traditional sonar for remarkable target separation.

Experience unparalleled coverage and detail with preloaded BlueChart® g3 coastal charts featuring integrated Navionics® data. Charts cover the coastal U.S., including the East and West coasts, Gulf of Mexico and the U.S. and Canadian sides of the Great Lakes.

Create personalized fishing maps on-screen with 1’ contours. Keep the data to yourself, or share it with the Quickdraw Community on Garmin Connect™.

If you have multiple compatible ECHOMAP UHD or ECHOMAP Ultra devices on your boat, you can share information — such as sonar, user data and charts — among them (7" and 9" models only).

Connect to autopilots, digital switching, weather, FUSION-Link™ audio system, media, VHF, AIS and more from one screen.

Built-in Wi-Fi® connectivity pairs with the free all-in-one mobile app for access to the OneChart™ feature, smart notifications1, software updates, Garmin Quickdraw™ Community data and more.

Take control of the most powerful and efficient trolling motor available2, route it to waypoints, follow tracks and more from the screen of your chartplotter.

Specifications
General
Physical dimensions 9.8" x 5.5" x 2.0" (25 x 13.9 x 5.1 cm)
Display size 6.1" x 3.4"; 7.0" diagonal (15.5 x 8.6 cm; 17.8 cm diagonal)
Display resolution 400 x 800 pixels
Display type WVGA display
Weight 1.7 lbs.(0.77kg)
Water Rating IPX7
Power consumption 15W
Antenna Internal or external over NMEA 2000
Mounting options Bail or flush
Receiver 5 Hz
Garmin Marine Network™ ports 1 Panoptix™ port
Maps & Memory
Preloaded maps BlueChart® g3 (coastal maps)
Accepts data cards 1 microSD™ card; 32 GB maximum size
Waypoints 5,000
Routes 100
Track log 50,000 points; 50 saved tracks
Outdoor Recreation Features
Tide tables Yes
Chartplotter Features
Garmin Sonar compatible Yes
Supports AIS (tracks target ships position) Yes
Supports DSC (displays position data from DSC-capable VHF radio) Yes
GCV™ Black Box sonar support Yes
ActiveCaptain compatible Yes
Sailing Features Yes
Sonar Features & Specifications
Dual-frequency (50/200 kHz) sonar capable Yes
Dual-beam (77/200 kHz) sonar capable Yes
Transmit power 500 W (RMS) / 4,000 W (peak to peak)
CHIRP sonar technology Yes (Built-in)
ClearVü Yes with CHIRP (built-in)
SideVü No
Maximum depth 2,300 ft @ 77 kHz, freshwater
Bottom lock (shows return from the bottom up) Yes
Water temperature log and graph Yes
Sonar recording Yes
Sonar history rewind Yes
Connections
NMEA 2000® compatible Yes
Transducer pin numbers 8
NMEA 0183 input ports 1
NMEA 0183 output ports 1
Video input ports None
Video output ports None
Wireless connectivity Yes

What's in the Box:
  • ECHOMAP UHD 74cv with BlueChart Offshore g3 for U.S.
  • GT24UHD-TM transducer
  • Power/data cable
  • Tilt/swivel mount with quick release cradle
  • Flush mount
  • Protective cover
  • Hardware
  • Documentation


"Find more fish using the ECHOMAP UHD 74cv combo with a bright, sunlight-readable 7\u201d touchscreen with keyed assist. The included GT24 transducer provides Ultra High-Definition ClearV\u00fc scanning sonar, so you get a crystal-clear image of what is below your boat, and Garmin high wide CHIRP traditional sonar delivers remarkable target separation. This combo comes preloaded with BlueChart g3 coastal charts with the best of Garmin and Navionics data. It features a quick-release bail mount, making it easy to remove and take with you. NMEA 2000 and NMEA 0183 network support provides you with engine data, sensor connection, autopilot integration and more. ECHOMAP UHD 74cv is even compatible with the Force trolling motor for full control of the motor from the screen plus the ability to route to waypoints, follow tracks and more."
SKU: NVN-80829
MPN: 010-02335-01
UPC: 753759241506
03 · The numbers

Technical specifications

BrandGarmin
ModelGarmin ECHOMAP UHD 74cv US Offshore g3 w/GT24UHD-TM Transducer
SKU / MFR#80829

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04 · Before you buy

Frequently asked questions

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05 · Customer voices

Customer reviews