Shop All ISE and Multiparameter Meters

Expert CTS Pocket Tester (Thermo Scientific™)

Ensure accurate measurements of Conductivity, TDS, Salinity, and Temperature using the easy-to-use, large 4-digit display pocket tester for many applications.

Elite CTS Conductivity / TDS / Salinity Pin-sensor Pocket Testers and Replacement Sensors (Thermo Scientific™)

Flexible on-the-go conductivity, TDS, salinity and temperature testing using durable Elite CTS pin-sensor pocket testers for a variety of applications including hydroponics, pools, spas and more!

Orion™ Versa Star Pro™ pH/Conductivity Multiparameter Benchtop Meter (Thermo Scientific™)

Get premium performance and flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Meter with pH and Conductivity Modules for simultaneous pH, conductivity, and temperature

Orion Star™ A214 pH/ISE Benchtop Meter (Thermo Scientific™)

Reliably measure pH, ion concentration, mV, ORP and temperature with the Thermo Scientific™ Orion™ Star A214 pH / ISE Benchtop Meter for advanced lab analysis and interfacing

Elite PCTS pH / Conductivity / TDS / Salinity Pocket Testers and Replacement Sensors (Thermo Scientific™)

Flexible on-the-go pH, conductivity, TDS, salinity and temperature testing using durable Elite PCTS pocket testers for a variety of applications including agriculture, aquaculture, hydroponics and more!

Elite CTS Conductivity / TDS / Salinity Cup-sensor Pocket Testers and Replacement Sensors (Thermo Scientific™)

Flexible on-the-go conductivity, TDS, salinity and temperature testing using durable Elite CTS cup-sensor pocket testers for a variety of applications including agriculture, aquariums and more!

Orion™ Versa Star Pro™ pH/ISE Benchtop Multiparameter Meter (Thermo Scientific™)

Get premium performance and ultimate flexibility with the Thermo Scientific™ Orion™ Versa Star Meter with pH / ISE Module for pH, ion concentration, and temperature

Orion Star™ A325 pH/Conductivity Portable Multiparameter Meter (Thermo Scientific™)

Accurately measure pH, conductivity and temperature with the Thermo Scientific™ Orion™ Star A325 pH / Conductivity Portable Meter for high performance in challenging field tests

Orion™ Dual Star™ pH, ISE, mV, ORP and Temperature Dual Channel Benchtop Meter (Thermo Scientific™)

Accurately monitor pH, ion concentration, mV, ORP and temperature on two channels with the Thermo Scientific™ Orion™ Dual Star pH / ISE Benchtop Meter for advanced lab analysis.

Orion Star™ A326 pH/Dissolved Oxygen Portable Multiparameter Meter (Thermo Scientific™)

Accurately measure pH, dissolved oxygen and temperature with the Thermo Scientific™ Orion™ Star A326 pH / DO / RDO Portable Meter for high performance in challenging field tests

Orion Star™ A324 pH/ISE Portable Multiparameter Meter (Thermo Scientific™)

Accurately monitor pH, ion concentration, mV, ORP and temperature with the Thermo Scientific™ Orion™ Star A324 pH / ISE Portable Meter for challenging field testing

Orion Star™ A329 pH/ISE/Conductivity/Dissolved Oxygen Portable Multiparameter Meter (Thermo Scientific™)

Accurately measure pH, ion concentration, conductivity, dissolved oxygen and temperature with the Thermo Scientific™ Orion™ Star A329 pH/ISE/Conductivity/RDO/DO Portable Meter

Orion™ Versa Star Pro™ pH/ISE/Conductivity/Dissolved Oxygen Multiparameter Benchtop Meter (Thermo Scientific™)

Get premium performance and flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Meter with pH / ISE, Conductivity and RDO / DO Modules to measure up to 4 channels at once

Orion Star™ A215 pH/Conductivity Benchtop Multiparameter Meter (Thermo Scientific™)

Reliably measure pH, conductivity and temperature with the Thermo Scientific™ Orion™ Star A215 pH / Conductivity Benchtop Meter for advanced lab analysis and interfacing

Orion Star™ A121 pH Portable Meter (Thermo Scientific™)

Take simple pH and temperature measurements with the Thermo Scientific™ Orion™ Star A121 pH Portable Meter with easy operation for basic field testing