Life Science Equipment Specialists

ESI Ultrapure is a dedicated division of ESI Technologies Group. We have a comprehensive Life Science product portfolio.

Comprehensive Life Science Product Range

We have built a strong portfolio of official distribution agreements with world-leading manufacturers.

Custom Single-Use Assemblies

With ISO Class 7 Certified cleanrooms, we specialise in Single Use assemblies. We can meet our customer's requirements!


ESI Ultrapure offers solutions for the bio-pharmaceutical industries in Ireland and the UK with our comprehensive Life Science product range. We have built up a strong portfolio of official distribution agreements. We can also leverage the European-wide Indutrade Life Sciences Companies to fulfil customer requirements.


Celebrating over 100 years in business, ESI comprises a dedicated team of people in Ireland and the UK.


ESI was founded as Southern Engineering in Cork, Ireland


Dedicated team


Current locations, Ireland & the UK


Customers across all two locations

Latest Updates

Catch up with the latest news and blog posts from ESI Ultrapure.

Single Use Assemblies in Bioprocessing

A single use assembly / single use bag assembly is a combination of different components (ie tubing, bags, fittings) which are assembled together based on a customer’s requirements.

What is a Single Use Assembly?

We have seen many Bioprocessing end users carry out in-house assembling of their single use systems. Often this can lead to production delays if connections between the various components aren’t made correctly resulting in cross contamination and leakage.

Bioreactor Bag Solution to your Rocker needs

Set your process in motion with Entegris Motion Bioreactor Bags.

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Get in touch with our dedicated team. We are here to help!