Skip to Content


Yelo is a leading manufacturer of automated test equipment for the Photonics and Electronics industries. UK based (in Northern Ireland), founded in 1983 with a team of  40 including; Electronic engineers, mechanical design engineers, software developers and test/commissioning/support engineers. The biggest markets for the company are USA, Asia and Europe. To date they have over 400 burn-in systems installed internationally - and continue to grow this figure.

Specialising in manufacturing equipment that tests the reliability of high speed communications laser devices which are used as the backbone of the internet within data centers. This is done through a process called burn-in and its goal is to ensure complete functionality, and remove any potentially defective devices from reaching the field.


T: 028 9335 7300