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Garmin GT51M-TH Thru-Hull Transducers

Product Codes: GARGT51 and GARGT51P

The pair of Garmin GT51M-TH thru-hull transducers is available to buy singularly or as a pair and are perfect for the coastal and offshore fisherman who wants traditional sonar, CHIRP ClearVu and CHIRP SideVu scanning sonar with stainless steel stems.

Once connected to your compatible Garmin chartplotter or fishfinder the pair of 12-pin thru-hull mounted transducers consistently displays fish arches as well as clear pictures of objects, structure and fish that pass below and to each side of your boat. For hull deadrises less than 25 degrees.

Garmin part number: 010-01966-10 (single)
Garmin part number: 010-01966-11 (pair)

Compatibility: Compatible with selected Garmin chartplotter/fishfinders models, please complete our online form on the Garmin Transducers Buyer's Guide page.

Garmin GT51M-TH Single Thru-Hull Transducer - £739.99

Garmin GT51M-THP Thru-Hull Pair Transducers - £1379.99

Deliveries

We offer UK, Europe and Worldwide deliveries. We despatch orders at 4:30pm on Monday, Tuesday, Wednesday, Thursday and Friday. We need to receive your order on those days by 3:00pm. When possible we may despatch orders received after that time. No orders are despatched on Saturday, Sunday or Bank Holidays in England and Wales.

We offer FREE UK delivery on all orders of £50.00 or more, plus next working day and guaranteed Saturday delivery options. Click here for further info. All options also appear at the basket pages.

Garmin GT51M Thru-Hull

The CHIRP ClearVu/SideVu elements have a power rating of 500W per element (1,500W total) and operating frequencies of 260/455kHz. The traditional CHIRP sonar has a power rating of 600W and operating frequencies of mid-band CHIRP 80-160 kHz. It includes a built-in fast-response temperature sensor. For hull deadrises less than 25 degrees.

Garmin GT51M-TH transducer includes a 12-pin port/starboard transducers with stainless steel stems, fairing blocks, Y-cable, bushings, mounting hardware and installation instructions.

Key Features

‣Pair of Stainless Steel thru-hull transducer
‣12-pin thru-hull transducer
‣Traditional sonar (80-160kHz)
‣CHIRP ClearVu/SideVu CHIRP 245-275kHz and CHIRP 445-465kHz
‣Traditional Power 600W
‣CHIRP ClearVu/SideVu Power 500W per element
‣Genuine Garmin accessory

What's in the box?

‣12-pin port/starboard transducers with stainless steel stems
‣Fairing blocks
‣Y-cable
‣Bushings, mounting hardware
‣Installation instructions

What is the Garmin GT51M-TH compatible with?

The genuine Garmin GT51M is thru-hull transducer and is compatible with selected Garmin chartplotter/fishfinders models. Unless you are sure it is compatible with your Garmin marine GPS device please complete our online form on the Garmin Transducers Buyer's Guide page.

Once you have completed the online form with details of the Garmin marine device you own or intend to use your Garmin transducer with, we will then be able to confirm the exact transducer best suited to your needs.

The Garmin Transducer online form also asks: What material is your boat's hull made from? How is your motor mounted? Which transducer mounting style would you like to use? What is the deadrise angle of the boat's hull where the transducer will be mounted? What sonar view(s) do you require?

View the Garmin Transducer Buyer's Guide

Garmin GT51M-TH Technical Specification

‣Frequency: Traditional: CHIRP (80/160kHz), ClearVü/SideVü: CHIRP 245/275kHz and CHIRP 445/465kHz
‣Power: Traditional: 600 watts, ClearVu/SideVu: 500 watts
‣Beam width (°) LF/HF (-3dB): Traditional: (24°-13°), ClearVu: 1.4x29@455, SideVu: 2.0x51@260
‣Maximum depth: Traditional: 1,500 foot, ClearVu: 1,000foot, SideVu: 750 foot
‣Depth/Speed/Temperature: Depth and Temperature
‣Number of pins: 12-pin
‣Cable length: 5 foot + 30 foot y-extension cable
‣Supported deadrise/Transom angles: 0°-70° degree transom
‣Garmin Thru-Hull Transducer manual

Manual requires Adobe Acrobat Reader
Download a free copy here

Dimensions:
‣Transducer: 228mm x 62mm x 41mm
‣Transducer Stem Ø 24mm x 135mm
‣Fairing block: 323mm x 116mm x 64mm

This product is a sophisticated electronic device which requires that you read, understand, and act upon the information given in the instruction manual (usually available via the above 'manual' link).

Why buy from us?

We are official Authorised Internet Retailers for Garmin. We sell genuine Garmin products, accessories and maps. We purchase from assigned Garmin UK distributors. We do not buy on the grey market and we do not sell counterfeit products. You can rest assured that by purchasing from ActiveGPS you will receive the full support of Garmin.

This page was last updated on: 19th December 2024