Experience unmatched underwater imaging and sonar precision with the Garmin GT56UHD-TH. This ultra high-definition thru-hull transducer delivers crystal-clear SideVü, ClearVü, and CHIRP sonar for both freshwater and saltwater use. Built for serious anglers and boaters, it offers extended depth range, sharper target separation, and enhanced performance at higher speeds. Designed with rugged materials for durability and easy installation, the GT56UHD-TH ensures professional-grade sonar accuracy in any marine environment.

GT56UHD-TH Ultra HD Thru-Hull Transducer- Description

The Garmin GT56UHD-TH transducer provides ultra high-definition sonar with exceptional clarity and depth penetration, ideal for anglers who demand superior underwater imaging and long-lasting performance.

Ultra High-Definition Sonar Technology

The GT56UHD-TH uses advanced CHIRP sonar to produce lifelike images of fish, structures, and bottom contours with exceptional clarity and precision.

Thru-Hull Mount Design

Engineered for maximum durability and accuracy, the thru-hull mounting ensures consistent sonar performance even at higher vessel speeds

Multi-Frequency Capability

Covers a broad frequency range to deliver wide, detailed scanning suitable for both deep and shallow water conditions.

Crystal-Clear SideVü and ClearVü Imaging

View high-resolution images of structures, vegetation, and fish beneath and beside your boat for precise targeting.

Traditional CHIRP Sonar Support

Enjoy exceptional target separation and definition, making it easier to distinguish between baitfish and game fish.

Extended Depth Range

Achieve greater underwater coverage with superior signal strength for reliable performance in both freshwater and saltwater.

Rugged Marine-Grade Construction

Built from corrosion-resistant materials designed to withstand harsh marine conditions and long-term use.

Easy Installation

The thru-hull design ensures simple, secure installation on a variety of hull types and vessel sizes.

Optimized for Garmin Devices

Seamlessly integrates with Garmin chartplotters and sonar modules for real-time, accurate sonar display.

Enhanced Fishing Efficiency

Gain a tactical advantage by identifying fish-holding structures and understanding underwater environments with unparalleled clarity.

Ideal for All Waters

Performs equally well in freshwater lakes, coastal zones, and deep offshore locations.

Designed for Professionals

A top-tier choice for serious anglers and commercial boaters seeking maximum sonar accuracy and dependability.

GT56UHD-TH Ultra HD Thru-Hull Transducer - Key Features

Ultra High-Definition CHIRP Sonar

Delivers unmatched image sharpness with wide and narrow beam options, providing detailed fish arches and structure imaging at greater depths.

Dual-Channel ClearVü and SideVü

Simultaneously displays detailed sonar views of both sides and below the boat, enhancing navigation and target tracking.

Superior Target Separation

Accurately differentiates between fish and underwater objects for better angling decisions and clearer visibility

Extended Depth Coverage

Reaches greater depths while maintaining excellent image quality, perfect for deep-sea and freshwater use.

Corrosion-Resistant Design

Constructed from marine-grade materials that resist corrosion, ensuring durability in saltwater conditions.

Multi-Frequency Support

Supports multiple frequencies (455, 800, and 1000 kHz) to adapt to various fishing environments and preferences.

Smooth High-Speed Performance

Designed to maintain signal integrity at high speeds, offering uninterrupted sonar images even while cruising.

Simple Mounting Process

Thru-hull mounting allows a secure and streamlined installation for consistent sonar accuracy.

Garmin Device Integration

Works flawlessly with Garmin chartplotters for seamless sonar data transfer and high-definition image rendering.

Professional-Grade Clarity

Ideal for advanced anglers and boaters seeking superior sonar quality and performance reliability.

GT56UHD-TH Ultra HD Thru-Hull Transducer - What is in the Box

• GT56UHD-TH transducer
• Stainless steel stem
• Fairing block
• Isolation plate and bushings
• Extension cable
• Mounting hardware
• Documentation

GT56UHD-TH Ultra HD Thru-Hull Transducer - Specifications

General Features

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