The right sensor makes the difference.
Choosing a pH electrode that is well-suited for your application will not only improve measurement accuracy, but also extend sensor lifetime. Select from basic, advanced, and research grade pH electrodes to find a sensor that meets your application needs.
Basic
Durable and Easy to Use
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![S150C/BNC Polycarbonate pH Sensor for General Use S150C/BNC pH Sensor](https://b2694411.smushcdn.com/2694411/wp-content/uploads/2016/02/SENSOREX-0216-WEB-69.jpg?lossy=1&strip=1&webp=1)
Great for Hydroponics, Aquariums, and Swimming Pools
Recommended for Student Use
Standard Sensor Lifetime
Durable Polycarbonate Body
60⁰ C Maximum Temperature
Advanced
Versatile for Difficult Sample Types
Standard or specialty models available.
![S175CD/BNC Spear Tip pH Electrode S175CD/BNC - pH Sensor, Spear Tip](https://b2694411.smushcdn.com/2694411/wp-content/uploads/2022/02/SENSOREX-0216-WEB-75.jpg?lossy=1&strip=1&webp=1)
Recommended for Environmental and Wastewater Sampling
Specialty Tips for Food and Soil or Surface Measurements
Extended Sensor Lifetime
Durable Ultem® Body with Enhanced Chemical Compatibility
80⁰ C Maximum Temperature
Research Grade
Our Most Sensitive Lab Electrodes
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![pH3000 Research Grade pH Electrode](https://b2694411.smushcdn.com/2694411/wp-content/uploads/2021/09/S1021CD.jpg?lossy=1&strip=1&webp=1)
Best for Low Ionic Samples, Including Drinking Water
Best for Applications with Frequent Temperature Changes
Maximum Sensor Lifetime
Durable Ultem® Body with Enhanced Chemical Compatibility
100⁰ C Maximum Temperature
Don’t recognize the part number you are looking for? Some of our laboratory pH electrodes recently got an update.
Looking for a glass electrode? We also offer glass body pH sensors designed for various laboratory type applications.
Already know which features you are looking for? Compare our pH electrodes by technical specifications.