Electrodes
Clients choose Sentek for electrodes and electrode accessories on account of our superior accuracy in manufacturing, all of which is regulated and in accordance with the highest industry standards.
We adhere to high quality control in compliance with international standards
About Us
Manufacturing pH, ISE, reference, and conductivity electrodes since 1991
Sentek specialises in the bespoke engineering of electrochemical sensors, specifically designed to be used in water-based applications. Particularly in the production of pH and conductivity sensors.
We also believe in accuracy during the manufacturing process. Unlike other firms, our trained glassblowers are capable of ensuring levels of quality that rise head and shoulders above the competition.
When accuracy counts, look no further than Sentek.
Countless Applications
Thanks to such breadth in expertise, the products and services offered by Sentek are applicable throughout a wide range of industries such as cosmetics manufacturing, chemical plants, food production plants and breweries, utility services, universities and the biotechnology sectors.
Food & Beverage
To maintain hygienic food safety standards, the food and beverage industry relies on quality electrochemical measurement with the aid of our durable and accurate custom & OEM electrodes.
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Swimming Pools
Recreational swimming pools and hotels & resorts with swimming pools depend on accurate testing to ensure that the pool water is safe and contains the right chlorination.
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Field
Field applications for electrodes include general-purpose outdoors field testing of soils, water, and other substances such as tree sap.
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Education
Science and medicine classrooms require accurate and durable electrodes in order to instruct future generations of scientists, doctors, and researchers.
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Useful Information
How to unbox, calibrate, and
care for your electrode
Find answers to your questions, learn more about your sensors, and maybe even discover a few hints and tips with our How to Videos.
Need some help?
Speak to one of our
specialist technicians
for expert advice
Commonly used products
Sentek offers a wide range of pH, reference, ISE and conductivity electrodes, as well as electrode consumables and accessories. Below are just some of our commonly used products.
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P11 Protected Bulb pH Electrode
Robust body exterior for tough or dirty applications where epoxy is not suitable. Porous Teflon junction for resistance against blockages.…Read moreBody Type: Glass
Temperature Range: 0 - 100°C
pH Range: 0 - 14
Junction Type: Porous Teflon
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P19 Small Diameter Spear Combination pH Electrode
Specially designed spear tip and narrow lower shaft for testing semi-solid samples. Less leakage and lower flow rate in the…Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction type: Frit Ceramic
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PI10 Laboratory pH Electrode
Designed with pressure compensation and constructed from specialist membrane glass for high-temperature measurements. Double junction electrode for an increased lifespan…Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction Type: Frit Ceramic
Bespoke
Services and solutions
This level of industry expertise enables us to provide our growing number of customers with a bespoke level of continuous quality improvement.
One of the services which have enabled us to rise head and shoulders above the competition is our ability to offer turnkey solutions based on the requirements our clients.
Reasons to work with us
Technical Performance
Our intensive R&D efforts make sure that we can keep our customers served with a state of the art sensor.
Commercial Stability
Sentek endeavours to deliver on time and provide a stable pricing platform so that customers can plan with confidence.
Support
Our customer service and technical back up, ensure that our customers feel secure in the knowledge that Sentek will always provide first class after sales support.
Project Planning
Sentek routinely works with customers to ensure that new requirements are properly specified and we take an active interest in the early stages of projects to make sure of success.
Quality & Expertise
Sentek has been providing bespoke and innovative electrochemical solutions since 1991. This level of industry expertise enables us to provide our growing number of customers with a bespoke level of continuous quality improvement.
Customer Satisfaction
We continually strive to meet the diverse requests of our customers. The safety of our customers is a priority when using our products and as such we provide continual education and support free of charge.
Accreditations
A truly global company
Delivering specialist sensors, globally
Established in 1991, Sentek Ltd is a well-known producer of electrochemical sensors. These devices can be used in anything from industrial to laboratory settings.
We leverage our expertise to provide our clients with electrode solutions across the globe, and offer free technical support for our customers both in the UK and abroad.
For delivery outside the UK while browsing online, add items to your Enquiry Basket.
Latest news and insights
See all the latest company updates, product related news and insights from the specialist team at Sentek.
Sentek Ltd sponsors local youth football team.
Sentek Ltd is proud to become the kit sponsor for Dunmow Rovers Youth F.C Under 12’s Team for the 2021/22 season. The Club, based only minutes from Sentek’s head office premises in Braintree, Essex, has been established since 1976. It is an organisation run by volunteers who
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How to Select the Right pH Electrode
When it comes to choosing pH electrodes, each one performs differently based on the sample and application conditions. pH electrodes come in a range of shapes and sizes, and with a variety of features which can be useful for different applications. Here is a guide
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