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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IQ SensorNet SensoLyt® 700 IQ Sensors

The SensoLyt® provides continuous monitoring of pH or ORP for IQ SensorNet systems

$875.00 - $1,015.00

EXO pH & ORP Smart Sensor

EXO pH & ORP Digital Smart Sensor (Unguarded)

$795.00

EXO pH Smart Sensor

EXO pH Digital Smart Sensor (Unguarded)

$695.00

EXO pH & ORP Smart Sensor

EXO pH & ORP Digital Smart Sensor (Guarded)

$795.00

BlueLine 14 pH

pH electrodes for universal applications for lab and field

$473.00

EXO pH Smart Sensor

EXO pH Digital Smart Sensor (Guarded)

$695.00

BlueLine 15 pH

pH electrodes for universal applications for lab and field

$473.00 - $549.00

Flat Glass pH Electrode

pH Electrode, Flat Glass, Double Junction,1M

$183.50

ProDSS pH Sensor with Module

ProDSS pH Sensor with Module

$517.50

ProDSS pH/ORP Sensor with Module

ProDSS pH/ORP Sensor with Module

$658.50

EcoSense Laboratory-Grade pH Electrode

pH Electrode and 1M Cable - Laboratory-Grade

$72.25

A162 2M-DIN-ID pH Electrode

pH-Combination Electrode

$781.39

Pro Series 1001 pH Sensor

pH sensor for the YSI Professional Series

$213.25

Pro Series 1003 pH/ORP Sensor

pH/ORP Sensor

$374.50

TruLine pH 25

TruLine pH 25 Electrode

$147.83

TruLine pH 27

TruLine pH 27 Electrode

$301.01

Pro Series Laboratory pH/ORP Sensor

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

$371.00 - $396.75

TruLine pH 21

TruLine pH 21 Electrode

$419.91

Pro Series Laboratory Grade pH Sensor

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

$231.75 - $247.25

TruLine pH 17

TruLine pH 17 Electrode

$194.96

Pro1001A Amplified pH Sensor

1001A Amplified pH Sensor

$286.00

MultiLab IDS 4110 pH and Temperature Sensor

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

$291.20

Pro1003A Amplified pH/ORP Combo Sensor

1003A Amplified pH/ORP Combo Sensor

$432.75

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

$416.00