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Garmin 8-pin Transducer Extension Cables 3metres (10ft) and 9metres (30ft)

Product Codes: G8PIN10 and G8PIN30

Need to a longer cable to enable your transducer e.g. Garmin GT8HW-IH and chartplotter/sounder e.g. Garmin ECHOMAP PLUS 95sv with 8-pin connections to be connected together? You need to buy one of these 8-pin transducer extension cables. Choose between 3 metre (10 foot) and a 9 metre (30 foot) extension cables.

Garmin part numbers: 010-11617-50 and 010-11617-52

Compatibility: Compatible with Garmin 8-pin chartplotters/sounders and transducers with an 8-pin connection. See list of compatible Garmin chartplotters and transducers.

Garmin 8-pin Transducer Extension Cable 3 Metre (10 foot) - £38.99

Garmin 8-pin Transducer Extension Cable 9 Metre (30 foot) - £56.99

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 8-pin Transducer Extension Cable

Optional Garmin BlueChart g3

If you'd like to add Garmin marine BlueCharts to your Garmin compatible echoMAP or GPSMAP device you can do just that by buying and loading the latest Garmin BlueChart G3 and G3 Vision.

The charts come preloaded on microSD card together with a SD card adaptor. Simply insert the SD card into your Garmin echoMAP/GPSMAP and you are ready to sail, cruise, etc, with the latest nautical Garmin charts.

Key Features

‣Extend the cable length of your compatible transducer with this 10 ft (3 m) or 30 ft (9 m) cable.
‣Genuine Garmin Accessory

What's in the box?

‣Garmin 8-pin Transducer Exetension Cable 3 metre (10 foot)*
OR
‣Garmin 8-pin Transducer Exetension Cable 9 metre (30 foot)*

*Depending which length of cable is purchased from ActiveGPS. See 'Add to cart' options above.

Pictured below: 9 metre (30 foot) Garmin 8-pin transducer cable

What is the Garmin 8-pin Transducer Extension Cable compatible with?

The genuine Garmin 8-pin transducer extension cable is compatible with the following Garmin chartplotters:

Garmin echoMAP 50dv, 50s, 70dv, 70s, GPSMAP 451s, 521s, 527xs, 556s, 557s, 721xs, 7407xsv, 7408xsv, 7410xsv J1939, 7412xsv, 7416xsv, 751xs, 820xs, 1020xs

The genuine Garmin 8-pin transducer extension cable is also compatible with the following Garmin transducers:

‣Garmin GT10HN-IF
‣Garmin GT15M-IH
‣Garmin GT15M-TH
‣Garmin GT15M-TM
‣Garmin GT20-TM
‣Garmin GT21-TH
‣Garmin GT21-TM
‣Garmin GT22HW-TM
‣Garmin GT23M-TH
‣Garmin GT23M-TM
‣Garmin GT30-TM
‣Garmin GT30-TM and GT15M-IH Transducer Bundle
‣Garmin GT30-TM and GT8HW-IH Transducer Bundle
‣Garmin GT8HW-IH
‣Garmin GT8HW-TM
‣GSD 22 Digital Remote Sounder
‣GSD 24 Advanced Sonar Module
‣GSD 25 ClearVü, SideVu and Traditional Sonar Module
‣GT24UHD-TM Ultra High-Definition Scanning Sonar All-in-one Transducer

Why Buy from ActiveGPS?

We are official authorised Garmin Internet Retailers, offering genuine Garmin products, accessories, and maps. All our stock is purchased directly from assigned Garmin UK distributors - we do not source from the grey market and never sell counterfeit products.

When you buy from ActiveGPS.co.uk, you can be confident that you’ll receive full Garmin support and the peace of mind that comes with purchasing authentic, reliable products.

This page was last updated on: 2nd January 2026