| Year | Detail |
| 1960 |
e2v (later known as e2v industrial gas sensors), based in Chelmsford, England, introduced the world's first catalytic bead sensor for UK mining. |
| 1998 |
e2v acquired Microchemical Systems, a manufacturer of metal oxide sensors and modules located in Neuchatel, Switzerland. |
| 2001 |
e2v introduced and started the production of the first sensor module for automotive in-cabin air quality sensors. |
| 2012 |
e2v Technologies plc's instrumentation business, including e2v industrial gas sensors and e2v microsensors, was acquired by Baird Capital Partners Europe and renamed SGX Sensortech. |
| 2015 |
SGX SensorTech moves its production from England to Poland and starts manufacturing sensors and modules in China for the Chinese market. |
| 2016 |
Amphenol acquired SGX Sensortech and is now a part of Amphenol's Advanced Technology Sensors group. |