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4Links has a long history in the technology that is SpaceWire

4Links produce high quality SpaceWire related test and measurement equipment for ground use and create fast and reliable board & IP solutions for ground and in-flight use.

4Links has long working relationships with ESA, NASA, Cobham and JAXA and with many international Prime and small commercial companies, to all our customers we say thank you for your support over the last 18 years and with a new prospective on our business we look forward to working with you on the next productive 18 years.
Welcome to our new website, please have a look around, we are rather pleased with it, we will be adding more features over the next months including information videos and downloads, but in the meantime, we would appreciate your comments on what we have today, please email info@4links.co.uk


Updated 10.1.2019

UK Space Conference

4Links will be attending the UK Space Conference in Newport, Wales September 24th - 26th 2019


>> UK Space Conference

Major Software Update Available Now

Follow this link to download the latest software for our products


>> Releases

4Links Exhibits at Space Tech Expo Europe

4Links are exhibiting at Space Tech Expo Europe in Bremen, Germany November 19th - 21st

>> Space Tech Expo Europe


Our test equipment in a PXIe board to integrate in your system or as a standalone portable unit on your desk in a 3U unit for easy programming.

See more details here >>

Homepage Software Image.png

Keep up to date with our software releases here 

>> Releases


Our cables can be made to any size from 0.5 meter  with Backshell or DrainWire terminations

See more details here >>