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.
Water and Wastewater Treatment
Water quality monitoring is an essential component of most industrial water, municipal water and wastewater treatment systems. This could include monitoring pH, conductivity and ORP levels to ensure water is safe to drink or be discharged into the environment.
Sentek specialise in manufacturing pH, Conductivity, and ORP sensors, as well as DO2 and Ion Selective Electrodes, to help plants ensure their treatment processes deliver the required results.
Showing 1–16 of 19 results
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R1 AgCl Glass Reference Electrode
AgCl Glass reference electrode for use with pH, ORP (Redox) and Ion Selective Electrodes. Built within a 12mm diameter glass…Read moreBody Type: Glass
Temperature Range: 0 - 90°C
Junction Type: Frit Ceramic
Reference Type: AgCl
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Ammonia 321 Combination Ion Selective Electrode
Rugged solid-state Ammonia sensor suitable for laboratory and field work. Low maintenance probe that does not require refilling. No need…Read moreBody Type: Epoxy
Temperature Range: 5 - 50°C
pH Range: 11 - 13
Limits: 0.02 - 17,00
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Ammonium 3051 Combination Ion Selective Electrode
Rugged solid-state Ammonium sensor suitable for laboratory and field work. Low maintenance probe that does not require refilling. No need…Read moreBody Type: Epoxy
Temperature Range: 5 - 50°C
pH Range: 0 - 8.5
Limits: 9,000 - 0.9
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Fluoride 3221 Combination Ion Selective Electrode
Rugged solid-state Fluoride sensor suitable for laboratory and field work. Low maintenance probe that does not require refilling. No need…Read moreBody Type: Epoxy
Temperature Range: 5 - 50°C
pH Range: 4 - 8
Limits: 1,900 - 0.02
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PI10 Pipeline Combination Industrial Electrode
Body Type: Glass
Temperature Range: 0 - 130°C
pH Range: 0 - 14
Junction Type: Porous Teflon
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PI11 Dip Industrial Electrode
Body Type: Ryton
Temperature Range: 0 - 100°C
pH Range: 0 - 14
Junction Type: Porous Teflon
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OI10/S8 Pipeline Combination ORP Industrial Electrode
Glass bodied combination electrode, featuring Ag/AgCl, Gel filled, Double Junction reference with Additional Salt Rings for a long-life electrode being…Read moreBody Type: Glass
Temperature Range: 0 - 130°C Tip Only
Junction Type: Porous Teflon
Range: ± 2000mV
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OI11 Combination PPS ORP Industrial Electrode
Glass filled PPS combination electrode for super rugged dip type ORP measurements. This probe features 3/4" NPT thread size at…Read moreBody Type: Glass Filled PPS
Temperature Range: 0 - 100°C
Junction Type: Porous Teflon
Range: ± 2000mV
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K20/S8 Epoxy Bodied K=1 Industrial Electrode
Body Type: Epoxy
Temperature Range: 0 - 80°C
Range: 0 - 10mS
Plate Material: Graphite
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KI11 Dip K=1 Industrial Electrode
Body Type: Ryton
Temperature Range: 0 - 50°C
Pressure Range: 1 BAR
Range: 0 - 10mS
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K20 K=1 Low Cost Conductivity Industrial Electrode
Body Type: PVC
Temperature Range: 0 - 45°C
Pressure Range: 10 BAR
Range: 0 – 2mS
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Nitrate 3021 Combination Ion Selective Electrode
Rugged solid-state Nitrate sensor suitable for laboratory and field work. Low maintenance probe that does not require refilling. No need…Read moreBody Type: Epoxy
Temperature Range: 5 - 50°C
pH Range: 2 - 11
Limits: 62,000 - 0.4
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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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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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Potassium 3031 Combination Ion Selective Electrode
Rugged solid-state Potassium sensor suitable for laboratory and field work. Low maintenance probe that does not require refilling. No need…Read moreBody Type: Epoxy
Temperature Range: 5 - 50°C
pH Range: 1 - 9
Limits: 39,000 - 0.04
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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.