pH Sensors, Electrodes and Probes

pH measurement is an important parameter in nearly every water quality application. With a variety of options, YSI offers pH sensors and electrodes that can meet your needs from the lab to the field.

YSI has several options for accurately measuring pH in the lab including the MultiLab, TruLab, ProSeries, Titrators, and Ecosense product lines. The laboratory instruments can accurately measure pH with a wide selection of electrodes and you can learn more with our application guide.

YSI's industry leading field sampling and monitoring product lines, Professional Series Handhelds and EXO Multiparameter Sondes, feature rugged instruments, smart sensors, releable cables, and powerful data management for optimal performance wherever your testing takes you.

To learn more about the measurement of pH, how a pH sensor works, the differences between pH sensors, available pH meters, and which sensor is right for you, visit our resources or consult our lab, environmental, and municipal experts.

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EcoSense Laboratory-Grade pH Electrode

pH Electrode and 1M Cable - Laboratory-Grade

$75.00

pH1000A pH Electrode

pH Electrode for the pH1000A

$80.00

Electrode, Double Junction, pH10

Electrode, Double Junction, pH10

$117.00

pH1000A pH/ATC Electrode

pH/ATC Electrode for the pH1000A

$136.00

EcoSense pH100A Field Cable

Waterproof pH and Temperature Field Probe and Cable

$139.00 - $176.00

TruLine pH 25

TruLine pH 25 Electrode

$153.00

Flat Glass pH Electrode

pH Electrode, Flat Glass, Double Junction,1M

$190.00

Piercing Tip pH Electrode

pH Electrode, Piercing, Double Junction, 1M

$190.00

TruLine pH 17

TruLine pH 17 Electrode

$201.00

Pro Series 1001 pH Sensor

pH sensor for the YSI Professional Series

$220.00

Pro Series Laboratory Grade pH Sensor

pH and temperature single junction combination electrode with cable and MS connector

$239.00 - $255.00

pHotoFlex pH Electrode

pHotoFlex pH Electrode

$259.00

Pro1001A Amplified pH Sensor

1001A Amplified pH Sensor

$295.00

MultiLab IDS 4110 pH and Temperature Sensor

Combination pH and temperature, Plastic, Gel filled, digital, double junction probe, 1.5 meter cable

$306.00

MultiLab IDS 4110W pH and Temperature Wireless Sensor

Wireless pH and temperature, plastic, gel, digital, double junction probe

$306.00

MultiLab IDS 4120W pH and Temperature Wireless Sensor

Wireless pH and temperature, plastic, 3 mol KCl, digital, double junction probe with refillable reference

$353.00

MultiLab IDS 4120 pH and Temperature Sensor

Combination pH and temperature, plastic, 3 mol KCl, digital,double junction, 1.5 meter cable, refillable reference

$353.00

MultiLab IDS 4110-3 pH and Temperature Sensor

Combination pH and temperature, Plastic, Gel filled, digital, double junction probe, 3 meter cable

$353.00

Pro Series Laboratory pH/ORP Sensor

pH, ORP, and temperature single junction combination electrode with cable and MS connector

$383.00 - $409.00

Pro Series 1003 pH/ORP Sensor

pH/ORP Sensor

$386.00

MultiLab IDS 4130 pH and Temperature Sensor

Combination pH and temperature, Glass, 3 mol KCL, digital, double junction probe, 1.5 meter cable, refillable reference

$429.00

MultiLab IDS 4130W pH and Temperature Wireless Sensor

Wireless pH and temperature, glass, 3 mol KCL, digital, double junction probe with refillable reference

$429.00

Pro1003A Amplified pH/ORP Combo Sensor

1003A Amplified pH/ORP Combo Sensor

$446.00

ProDSS pH Sensor with Module

ProDSS pH Sensor with Module

$534.00