Sensors & Probes

191646-03 Walchem Electrodeless Conductivity Sensor

The Walchem 191646-03 Contacting Conductivity Sensor is a high-quality sensor designed for reliable and accurate conductivity measurements, featuring a PP/Graphite construction and a 3-foot cable.

$162.00

191638-03 Walchem Electrodeless Conductivity Sensor

The Walchem 191638-03 Electrodeless Conductivity Sensor is a high-quality sensor designed for reliable and accurate conductivity measurements, featuring CPVC construction and a 3-foot cable.

$377.00

191647-03 Walchem Electrodeless Conductivity Sensor

The Walchem 191647-03 Contacting Conductivity Sensor is a high-quality sensor designed for reliable and accurate conductivity measurements, featuring a PP/SS construction and a 3-foot cable.

$162.00

191695 Walchem Boiler Sensor without ATC

The Walchem 191695 Boiler Sensor without ATC is a high-quality sensor specifically designed for accurate measurements in boiler applications at pressures up to 250 psi and featuring a 3/4" NPT connection and cell constant of 1.

$255.00

191696 Walchem Boiler Sensor

The Walchem 191696 Boiler Sensor with ATC is a high-quality sensor specifically designed for precise measurements in boiler applications at pressures up to 250 psi and featuring a 3/4" NPT connection and cell constant of 10.

$583.00

190768 Walchem Controller Conductivity Sensor

The Walchem 190768 Controller Contacting Conductivity Sensor is a high-quality sensor designed for reliable and accurate conductivity measurements in various industrial applications.

$390.00

WEL-PHF-71

Walchem pH Sensor Assembly, (W1/6) pH Housing w/Preamplifier, PT1000, 20' Cable, Submersion Mounting (191653-20+WEL-PHF-NN), 158 Deg F Max, for W100/600/900

$544.00

WEL-MVF-NN Walchem WEL Series Flat Surface ORP Sensor

The Walchem WEL-MVF-NN WEL Series Flat Surface ORP Sensor is a top-of-the-line sensor designed for precise ORP measurements in a flat surface configuration.

$229.00

191652-20 Walchem Preamplifier

The Walchem 191652-20 Preamplifier is designed for pH/ORP measurements in W1/6 applications, featuring a 20-foot cable without Automatic Temperature Compensation (ATC).

$291.00

ST-590 Inline Tagged Polymer Sensor

A proprietary inline sensor has been developed to accurately measure Fluorescent Polymer levels up to 20ppm. By using the MA-CR Bluetooth® Adapter, wireless monitoring, calibration, and cleanliness diagnostics can be performed through the uPyxis® app, providing real-time information to optimize system performance.

$1,865.00

ST-500 Inline PTSA Sensor

For more precise dosage readings, a new approach has been developed to measure PTSA at an expanded range of 0-300ppb while simultaneously compensating for color and turbidity interference. By utilizing the MA-WB Bluetooth® Adapter, wireless monitoring, calibration, and cleanliness diagnostics can be accessed through the uPyxis® app.

Check out our video on how to wire a Pyxis PTSA probe into a Walchem Controller.

$1,996.00

103967 Little Dipper™ 2 In-line Fluorometer

Little Dipper 2, PTSA, No Tee

$2,335.00

S8000CD

Sensorex pH Sensor Cartridge for S8000 Series pH Kits, Quick Change

S8000 series of pH deliver the most reliable online pH monitoring in a unique, modular package that minimizes total cost of ownership. This replacement pH sensor cartridge can be changed in a few seconds with no tools or re-wiring required. Extended sensor lifetime with ERP Reference System.

$199.75

S653/20/BTD

Cable Assembly for S651CD Submersible Electrode

This cable assembly is designed to submerge the electrode in tanks, flumes and sewer lines. The cost-effective CPVC construction is well suited for most water and wastewater applications. Pairing the S653 Cable Assembly with an S651CD series Electrodes allows for quick electrode changes, drastically reducing downtime due to maintenance.

$94.50

S222CD Sensorex pH Electrode

Sensorex pH Electrode, double-junction, polycarbonate body, quick disconnect
BNC, no cable

$114.25