Alphasense’s range of Optical Particle Counters (OPCs) was developed hand in hand with aerosol scientists and engineered to deliver the accuracy you expect from industrial grade monitors in more workable size formats and at a fraction of the price.


With over 25 years’ experience in the design and manufacture of gas and particulate sensors, we have established a reputation as a reliable source for a wide range of gas sensor technologies.

At Alphasense, we supply high-quality Oxygen, CO2, toxic and flammable gas sensors to many of the world’s leading industrial OEMs.

If you manufacture portable or fixed industrial gas detection monitors, stack gas analysers or environmental monitoring instruments, we have the solution for your needs.

Why Alphasense?

  • High performance High performance
  • Low warranty returns Low warranty returns
  • 25 years' experience 25 years' experience