EXNER Process Equipment  is a manufacturer of process holders for pH measurement and optical sensors used to monitor cell growth and turbidity. Based in Ettlingen, Germany, the company has over 20 years of experience supplying reliable measurement hardware for chemical, biotechnology, food, and pharmaceutical applications.

All products are developed and manufactured in-house under ISO 9001 certification and are designed for durability, accuracy, and long service life. A high level of modularity allows holders and sensor systems to be configured to suit a wide range of process conditions and installation requirements.