Welcome to Hydrosphere UK Ltd.

Founded in 1994, Hydrosphere is firmly established as the UK and Ireland’s leading supplier of aids to navigation, providing high quality, reliable and cost-effective solutions to the marine industry.

We represent world-leading innovators in the production of navigation lights, navigation buoys, data buoy platforms, mooring buoys, moorings, zone marking buoys, fog signals and radar reflectors.  In addition, we manufacture and design ancillary equipment including power supplies, monitoring and control systems, and masts, and back this up with a full installation and maintenance service.

View our available products by selecting product & services or applications in the tabs above.

We've recently launched a rental service for navigation buoys and lights, and data buoy platforms.

Find out more at  Hydrosphere Rentals Ltd.

Mobilis JET 9000 navigation buoy

Latest News

  • Navigation Lights: Should You Replace Like For Like?

    When your navigation lights need replacing do you just call up a supplier and order an identical replacement?
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  • Light Up Your Harbour Like A Christmas Tree!

    We provide the solutions to the challenges of synchronised navigation lights within ports and harbours...
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  • Mooring Buoys for the Port of Rotterdam


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  • Mobilis moors first polyethylene tsunami buoy in Japan

    World leading buoy manufacturer MOBILIS has installed its first tsunami data buoy in Japan
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  • Hydrosphere chosen for prestigious Wave Hub project

    Hydrosphere to supply two Mobilis JET 9000QL buoys to Cornwall’s renewable energy project, Wave Hub
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  • Hydrosphere to light up RenewableUK 2014

    Hydrosphere will be on stand 160 exhibiting top-of-the-range navigation lights created by world leading manufacturer Vega
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  • Hydrosphere helps fishermen

    Hydrosphere has supplied a Vega VLB-2 beacon to Hamnavoe Marina in the Shetland Islands to help guide fishermen in to safety
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  • IALA endorse CALMAR as leading mooring line calculation software

    Mobilis designs IALA approved mooring line calculation software
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  • Hydrosphere provides O&M services for FLiDAR

    Hydrosphere supplying operations and maintenance services for the UK FLiDAR wind measurement buoys
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  • Hydrosphere new launch at Seawork 2014

    Hydrosphere announces new navigation light launch for Seawork 2014
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