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Garmin GA 38 GPS/GLONASS Antenna

Product Code: GARGPS38

If you are wanting to use your compatible Garmin marine chartplotter or marine handheld device on a boat, you will need this remote marine GA 38 GPS/GLONASS antenna to receive GPS/GLONASS signal.

The kit comes with 10metre (32feet) antenna cable. The kit also includes surface, pole and under-deck (for the underside of fiberglass decks) mounting brackets.

Garmin part number: 010-12017-00

Compatibility: Compatible with a number of Garmin ranges including the Garmin GPSMAP chartplotter series. To view the full compatibility list of Garmin products see below.


Garmin GA 38 GPS/GLONASS Antenna - £64.99


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Garmin GA 38 GPS/GLONASS Antenna

Built to take advantage of the GLONASS system/constellation of satellites as well as standard GPS, this robust external antenna is packaged in a low-profile water resistant housing and provides three easy mounting solutions, these are:

1. Pole mounted
2. Surface mounted
3. Under-deck (for the underside of fiberglass decks).

External GPS/GLONASS antennas provide increased flexibility and installation options as well as the potential for enhanced reception of GPS/GLONASS signal for those products with built-in GPS/GLONASS antennas.

Key Features

‣Dimensions (DxH): 91.6 mm x 49.5 mm
‣Weight: 7.1 oz (201 g)
‣Temperature range: -22° F to 176° F (-30° C to 80° C)
‣Case material: Fully gasketed, high-impact plastic alloy, waterproof to IPX7
‣Genuine Garmin Accessory

What's in the box?

‣GA 38
‣Surface mounting bracket
‣Pole mounting bracket
‣Under-deck mounting bracket
‣Mounting hardware
‣Antenna cable (32foot / 10metre)
‣Installation instructions

What is the GA 38 GPS/GLONASS antenna compatible with?

The genuine Garmin GA 38 GPS/GLONASS antenna is compatible with the following Garmin GPS marine chartplotters and handhelds:

Garmin AIS 600 Blackbox Transceiver, AIS 800 Blackbox Transceiver, GPS 152, 152H, 158, GPSMAP 78, 78s, 420, 420s, 450, 451s, 521, 521s, 527, 527xs, 550/550s, 551, 551s, 556, 556s, 720, 721, 721xs, 820, 820xs, 1020, 1020xs, VHF 315i Marine Radio.

Not sure if the GA 38 GPS/GLONASS antenna will work with your Garmin marine device? Simply contact us with your Garmin model number e.g. Garmin GPSMAP 276C and we'll confirm whether the GA 38 GPS/GLONASS antenna is compatible.

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.

Page updated: 9th August 2023

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