Shop Electrodes by Application
Our products can be used in a wide range of applications. Our electrodes are manufactured accurately with first-class engineering and are ideal for quality results in various applications.
pH Electrodes
From pH measuring devices used for testing levels in food products to those used in pool maintenance, we have the right product for you. Our range of pH electrodes are built in the UK and use a BNC connector to fit all common pH meters on the market. Sensors from Sentek are manufactured to the highest standards and full technical support.
Not sure what you need? See our guide to selecting the right pH electrode for more help and advice.
Showing 1–16 of 20 results
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P14 Epoxy Body Combination pH Electrode
Low maintenance probe that does not require refilling. Porous Teflon junction designed to be easy to clean and resist against…Read moreBody Type: Epoxy
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction Type: Porous Teflon
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P14/DJ Epoxy Bodied Double Junction pH Electrode
Durable epoxy bodied double junction pH electrode. Features an Ag/AgCl double junction reference for an increased lifespan. A non-refillable electrode…Read moreBody Type: Epoxy
Temperature Range: 0 - 100°C
pH Range: 0 - 14
Reference Type: Double Junction AgCl
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P10 General Purpose Glass pH Electrode
General purpose electrode which requires separate reference electrode for pH measurements. Designed for pH measurements of general samples.Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
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P11 Glass Combination pH Electrode
pH electrode perfect for pH measurements in the laboratory and where higher accuracy measurements are required of samples.Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction Type: Annular Ceramic
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P11 Protected Bulb pH Electrode
Robust body exterior protected bulb pH electrode for tough or dirty applications where epoxy is not suitable. Porous Teflon junction…Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction Type: Porous Teflon
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P11 Rod Glass Combination pH Electrode
pH electrode with rod shaped memebrane for extra strength and durability. Versitile refillable pH probe, featuring and Annular Ceramic junction.…Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction Type: Annular Ceramic
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P11/HA Glass High Alkaline Photographic pH Electrode
Glass bodied pH electrode designed for high alkaline samples and photographic solutions.Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction Type: Ceramic
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P11/DJ/NaF Non-Aqueous Samples
pH sensor designed for non-aqueous samples. Pseudo double junction where the reference is protected in a KCl/AgCl gel filled coil…Read moreBody Type: Glass
Temperature Range: 0 - 50°C
pH Range: 0 - 14
Junction Type: Frit Ceramic
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P12 Long Reach Combination pH Electrode
Less leakage and lower flow rate in the sample with a frit ceramic junction type. Extended body length perfect for…Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction Type: Frit Ceramic
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P13 Semi Micro Combination pH Electrode
Designed with a frit ceramic junction to suit multiple applications, less leakage and lower flow rate in the sample. Extended…Read moreBody Type: Glass
Temperature Range: 0 - 100°C
pH Range: 0 - 14
Junction Type: Frit Ceramic
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P13/S7 Semi Micro Combination pH Electrode
S7 Semi Micro Combination pH Electrode designed with a frit ceramic junction to suit multiple applications, less leakage and lower…Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction Type: Frit Ceramic
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P15 Low Conductivity Water Combination pH Electrode
Specially developed for samples with low conductivity i.e., ‘cold, clean water’. Glass body that is easy to clean and maintain.…Read moreBody Type: Epoxy
Temperature Range: 0 - 50°C
pH Range: 0 - 11
Junction type: Annular Ceramic
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P16 Tris Buffers Combination pH Electrode
Extended body length perfect for test tubes and applications that require a long reach. Designed with a frit ceramic junction…Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction Type: Frit Ceramic
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P17 Flat Head Combination pH Electrode
Porous Teflon junction designed to be easy to clean and resist against blockages. Robust epoxy body designed for tough applications.…Read moreBody Type: Epoxy
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction Type: Porous Teflon
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P18 Spear Combination pH Electrode
Spearpoint membranes provide strength perfect for penetration of samples such as semi-solids. Versatile refillable probe allowing an extended life span.…Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction type: Annular Ceramic
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P19 Small Diameter Spear Combination pH Electrode
Spear pH electrode specially designed spear tip and narrow lower shaft for testing semi-solid samples. Less leakage and lower flow…Read moreBody Type: Glass
Temperature Range: 0 - 80°C
pH Range: 0 - 14
Junction type: 2 x Ceramic Frit
can’t find what you need?
Bespoke Electrode Solutions
Sentek has been manufacturing electrodes since 1991 from our manufacturing facility located in Essex, UK. Using the experience and industry know-how built up over the last 3 decades, we able to offer custom pH, reference, ISE and conductivity sensors built to suit your requirements.
All our electrodes manufactured with top-notch accuracy and precise engineering to ensure the very best products for our valued clients, with the added flexibility of a minimum order of just one electrode.
The quality of our manufacturing has made us the leading manufacturer of electrochemical sensors in the UK, with all of our products manufactured in accordance with the highest industry standards.