USB GPS & AIS Dongle


These products simply plug into the USB port of your computer, giving a completely mobile solution to your navigation needs, the Bluetooth GPS requires no leads at all. The AIS just requires connection to a VHF antenna and the GPS gives excellent accuracy to fix your positon and allow all the route planning to take place in real time

£48.95 inclusive of postage

Compatible with Windows XP, Vista, 7 and 8, 10 and 11

With non-slip on the bottom and the special compact design, the GlobalSat BU-353 sirf4 Water-Proof USB GPS Receiver is completely self-contained and waterproof. It incorporating the latest SiRF Star IV GPS chipset and an active patch antenna so you receive a high degree of GPS accuracy.

Baud rate 4800bps

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transform your laptop

 £99.95 post free

Already have a laptop? then why not transform it into a fully functional navigation system for less than £100. Everything arrives in a box, post free.

Belfield Chart Plotter software

1000 UK, Ireland and Channel charts

Belfield Tide Plotter software

USB GPS unit

8gb USB memory stick containing all the software



All prices listed below include postage and packing



Prices shown below include carriage 

Quantity Item Unit Price
Chart Plotter 2023, for Windows 8 &10 & 11 (download) £69.95
2+ £59.95 each
5+ £49.95 each
10+ £39.95 each
Transform your laptop, Chart Plotter 2023, Tide Plotter & GPS, post free £99.95
2+ £85.99 each
3+ £79.99 each
USB GPS BU-353 inc. p&p £48.95
Chart Plotter 2023 (existing users) updated charts and tides download £35.95
1+ £35.95 each
5+ £25.95 each
Tide Plotter UK, Ireland and Channel, download, data to the end of 2025 £21.99
2+ £19.99 each
5+ £15.99 each
10+ £11.99 each
Tide Plotter UK, Ireland and Channel, download, data to the end of 2023 £10.99
2+ £9.99 each
5+ £8.99 each
8+ £6.99 each