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Garmin accessories for the Garmin GPSMAP 721 and Garmin GPSMAP 721xs marine chartplotters. All of the Garmin GPSMAP 721/721xs accessories available to purchase from ActiveGPS are genuine Garmin parts.
We only sell genuine stock and do not sell third party parts and accessories. You can telephone 01733 777623 (Mon-Fri 9:30am-5pm) to make your purchase or click the images or accessory descriptions below to make your purchase online via the ActiveGPS website.
Garmin transducers and BlueChart g3 marine charts are also available for use with the Garmin GPSMAP 721xs. For further information please click here or scroll down this page past the Garmin GPSMAP 721/721xs accessories below.
Garmin GPSMAP 721/721xs Protective Cover
£17.99
‣Heavy duty 7-inch cover fits the Garmin GPSMAP 721 and 721xs chartplotter head unit snugly and protects the screen.
Garmin GPSMAP 721/721xs Flush Mount Kit
£17.99
‣Garmin GPSMAP 721 gasket kit enables you to flush mount your GPSMAP 721 or 721xs chartplotter on your boat.
Garmin GPSMAP 721/721xs Bail Mount with Knobs
£25.99
‣Surface mount your Garmin GPSMAP 721 or 721xs chartplotter using this genuine Garmin bail mount with knobs.
Garmin GPSMAP 721/721xs Second Mounting Station
£39.99
‣Add a second mounting station for your Garmin GPSMAP 721 or Garmin GPSMAP 721xs chartplotter on your boat with this second mounting station.
Garmin GPSMAP 721/721xs Power/data Cable
£25.99
‣Power and connect your Garmin GPSMAP 721/721xs with this 8-pin 3 Amp power/data cable. Use with NMEA 0183 devices and a lamp or horn for visible or audible alerts.
Garmin GPSMAP 721/721xs NMEA 2000 Starter Kit
£93.99
‣Garmin NMEA 2000 starter kit has everything you need to enable you to build a basic NMEA 2000 network on your boat.
Garmin GPSMAP 721/721xs GA 38 GPS/GLONASS Antenna
£64.99
‣If you are wanting to use your Garmin GPSMAP 721/721xs on a boat, you will need this remote marine GA 38 GPS/GLONASS antenna to receive GPS/GLONASS signal.
Garmin GPSMAP 721/721xs GPS 24x HVS Antenna
£269.99
‣High-sensitivity 10Hz 32 channel Garmin GPS 19x HVS position antenna with GPS and GLONASS among other GNSS systems.
Garmin GPSMAP 721/721xs GPS 24xd NMEA 2000 Antenna
£269.99
‣Garmin GPS 24xd NMEA 2000 multi band GNSS antenna provides 10Hz position update rates for high-sensitivity tracking.
Garmin GPSMAP 721/721xs SteadyCast Heading Sensor
£179.99
‣Garmin SteadyCast heading sensor provides fast calibration and premium heading accuracy for GPSMAP 721/721xs.
Garmin GPSMAP 721/721xs BlueChart g3 UK and Ireland Update Card
£129.99
‣Update your Garmin GPSMAP 721 or GPSMAP 721xs preloaded UK and Ireland BlueCharts with this update card.
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 transducers are fully compatible with the Garmin GPSMAP 721xs and will provide you with a live 'view' beneath your boat. We stock the very latest Garmin transducers which can provide you with an image of not only what lies directly below but towards the front or sides of your boat with features such as SideVu, DownVu and RealVu 3D Forward.
To learn more about Garmin transducers please see our Garmin Transducer Buyer's Guide, the page also features an online form, which after completing we will email you a link to compatible transducers that are all fully compatible with your Garmin GPSMAP 721xs and the boat in which you will use both nautical devices on.
Pictured below, transom mounted transducer, thru-hull transducer and in-hull transducer.
By adding either a Garmin BlueChart g3 or g3 Vision marine chart on SD/microSD Card to your Garmin GPSMAP 721 and Garmin GPSMAP 721xs chartplotters will provide the detailed digital marine charts on the screen of your device.
Garmin BlueChart g3 Vision marine charts are available in three different sizes, these are: Small, Regular and Large coverage. The larger the chart coverage the more area is covered without the need to change or buy additional charts. We suggest buying the chart(s) that provide the coverage for your sailing, fishing or yachting needs.
Charts are available to buy from ActiveGPS for the waters around the UK, Western Europe, Mediterranean and North American coasts. Find your Garmin BlueChart.
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: 10th July 2024
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