Broadley-James Corporation

Broadley-James Corporation is a global supplier of pH and dissolved oxygen sensors, headquartered in Irvine, California and just north of London. We provide precision measurement solutions for bioprocessing and industrial applications, supporting customers from R&D through production.

Broadley-James delivers high-quality pH and dissolved oxygen (DO) measurement solutions for both life science and industrial process applications. Our sensors are designed to perform reliably in demanding environments – from stainless-steel bioreactors to rugged chemical processing systems.

Across stainless-steel, single-use, and harsh industrial environments, our steam-sterilizable, gamma-sterilizable, and rugged sensor solutions deliver dependable performance, long operational life, and consistent quality. We offer a complete solution for your bioprocessing or industrial applications, leveraging existing instrumentation investments and embracing the single-use technology trend.

With over five decades of industry experience, Broadley-James has a truly global presence, supported by a worldwide network of trusted partners ensuring fast, reliable access to our advanced sensor technologies.