Sensors & Probes

191723 Walchem Little Dipper 2

The Walchem 191723 Little Dipper 2 is a high-quality PTSA fluorometer featuring a 3/4" Tee connection, designed for reliable and accurate measurements in various industrial applications.

$2,438.00

191647-20 Walchem Electrodeless Conductivity Sensor

The Walchem 191647-20 Contacting Conductivity Sensor is a high-quality sensor designed for accurate and reliable conductivity measurements, featuring a durable PP/SS construction and a 20-foot cable for flexible placement options.

$162.00

191693-10 Walchem Electrodeless Conductivity Sensor

The Walchem 191693-10 Contacting Conductivity Sensor is a high-quality sensor designed for accurate and reliable conductivity measurements in industrial applications up to 300 psi, featuring a 10-foot cable for flexible placement options.

$681.00

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

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

191694 Walchem Boiler Sensor with ATC

The Walchem 191694 Boiler Sensor with 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.

$390.00

102606

Preamplifier Housing, pH/ORP, No ATC, 20 ft. cable, for WEL

Works with Walchem W300, W400, Webmaster, and Wind Controllers

$291.00

102029 Walchem Electrode

Walchem's 102029 Electrode is specifically designed for high-pressure pH measurements and features a 10-foot cable for optimal placement flexibility

$475.00

WEL-MVR-NN Walchem ORP Sensor Cartridge Electrode

The Walchem WEL-MVR-NN ORP Sensor Cartridge Electrode is a high-quality replacement electrode cartridge designed for accurate ORP measurements.

$272.00

103967 Little Dipper™ 2 In-line Fluorometer

Little Dipper 2, PTSA, No Tee

$2,335.00

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

ST-588 Inline PTSA + Tagged Polymer Sensor

The PTSA and Fluorescent Polymer inline sensor are now available, with a measurement range of 0-200ppb and 0-20ppm, respectively. By utilizing the MA-CR Bluetooth® Adapter, users can remotely monitor, calibrate, and diagnose cleanliness issues through the uPyxis® app.

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

$2,557.00

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

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