Providing the most reliable, flexible, and arguably the best water quality analysers on the market.

Global Supplier Of Water Analysis Solutions

Process Instruments (UK) Ltd. (Pi) is a global supplier, providing water analyser instrument solutions since 1998. With offices, a laboratory and new manufacturing facilities in Burnley (UK), with subsidiaries in Ireland and France and a company representative in China, Pi has a growing reputation for innovation with customers in over 50 countries, across 6 continents. A major part of Pi’s business is through Private Label/OEM agreements, so the name ‘Process Instruments’ is not as widely known as many of our competitors. Instead of focusing on building a brand name we instead aim to provide our customers with the most reliable, flexible, and arguably the best water quality analysers on the market.

applications

Applications

Applications

Find out how Process Instruments can help you and your business with our wide range of applications. From Pools to Paper, we’ve got you covered.
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products

Products

Products

Browse Process Instruments’ collection of Water 4.0 analysers and Industry 4.0 instruments by clicking the link below.
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measurements

Measurements

Measurements

At Process Instruments, we take pride in our accuracy and precision. We have a wide range of tools available, find out what we can measure by clicking the link below.
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fluo

Instruments

Instruments

Take a look at Process Instruments' revolutionary Instrument Controllers, CRONOS® & CRIUS®.
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Oliver Riding

England & Wales

"Get in Touch, I'd be happy to help"

Bill Sykes

Scotland, Northern Ireland and Isle of Man

"Give me a ring, I would love to hear from you"
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The future for Process Instruments…

Ever growing, ever adapting, ever improving. With numerous product developments continually in the pipeline it is safe to say that Pi will always be leading the market, you just might not know it’s us!

If you would like to learn more about Pi, our products and how they might work for you, why not pick up the phone and give us a ring right now?

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The latest Pi News

Chlorine Analysers from Pi steal the show at ENEG

Chlorine analysers identical to those already installed on some of their customer’s sites in Lisbon, Portugal, were chosen by Pi’s distributor for Portugal and Spain, Izasa Scientific, as part of