Signal Group Ltd makes gas analysers for the professional testing of VOC, vehicle and engine emissions, the testing of tobacco smoke, impurities in special gases and emissions from power stations, catalyst efficiency, and boiler/burner combustion testing.
Since 1977 the company has been manufacturing state of the art high end reference gas analysers based on flame ionisation detectors, chemiluminescence, and a variety of non-dispersive infra-red (NDIR) technologies. 

Other peripheral equipment manufactured by the company contributed to the facilities to produce turnkey systems for our customers whilst our extensive support team operates maintenance and service contracts.

High calibre and well trained representatives around the world offer similar sales and service back up to customers in Europe, USA, China, Asia/Pacific rim, South America and the Middle East.

If you need to test important gas analysis applications we will offer you a specific and bespoke solution and back up on a global scale.




“Signal Group Ltd offers the complete package with bespoke solutions to project management and ongoing service contracts”




BS EN ISO 9001:2008 

                                                           Certificate number FM 33693