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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

Recruiting NOW! Hardware Engineer role

4Links are looking for a Hardware Engineer to work alongside PCB layout, FPGA, Software and Production Engineers.


30 Day FREE Trial Available

A 30 day FREE trial is available for 19" rack 1u and portable 3u. Please contact 4Links' Sales and Marketing Manager Dennis Gross for information

dennis@4links.co.uk >>

4Links accepts payments via Paypal

For cable orders, 4Links now accepts payments via Paypal. Details will show on your invoice. Contact factory for details >>

SpaceWire Test Equipment PXIe 3u Home.jpg

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 >>

SpaceWire Cables Home.jpg

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

See more details here >>