Find Out More About Pi

About Us

Based in Burnley in the UK, Pi supplies high-grade online water quality analyzer instruments and controllers for turbidity, suspended solids, chlorine, and many others. Since establishing in 1998, Pi has grown its operations to over fifty countries in six continents, having two partners in North America, representatives in China, subsidiaries in France and Ireland and new development and manufacturing facilities in Burnley. Pi has developed several specialisms over the years including Coagulation Control, Solids Monitoring (turbidity), and Disinfection Control.

Service & Support​

Pi is known for its quick and effective service which can be as simple as answering the phone and a simple question, to a site visit by our specialist engineers anywhere in the world. Every CRIUS®4.0 has the capability of full two way remote access which means that we can effectively be in front of your analyzer wherever it is in the world, allowing us to troubleshoot and support you remotely. In addition, every partner and distributor is trained to offer support and backup to our thousands of customers all over the world. If you need support Pi will be there for you.

Private Labels​

Pi's analyzers are possibly the best analyzer instrument controllers in the world. So good in fact, that other companies want to sell them as their own. Pi provides instruments under other company names, giving them the best controllers and saving them large sums of money on Research & Development. Maybe we could save you money too? Why not contact us?.... it never hurts to explore new ideas.


Download technical materials here such as Technical Notes, Articles and Brochures.

Contact Us

Follow the link below to get in touch and discuss the best water quality analyzer instrument solutions for you and your business. We have a range of technical application experts ready to support you.

Need help deciding what you need? Fill in the form and we will call you.

The latest company & industry news from Pi

Subscribe to receive technical and applications information in the following categories:

Pi Logo

This website uses cookies to ensure you get the best experience on our website. Read our cookies policy here.