Budget-friendly, on-the-go pocket testers for your sample analysis of pH, temperature or ORP.

Thermo Scientific pocket testers provide budget-friendly on-the-go electrochemical testing. Choose from three models to measure pH and temperature and one model to measure ORP (oxidation reduction potential).

Elite pH and ORP pocket testers

Elite pH and ORP pocket testers are accurate, durable and IP-67 waterproof with a large backlit graphic screen, one-touch calibration and replaceable sensor heads. Select the Elite pH tester to measure common aqueous samples or the Elite pH spear tester with spear-tip sensor to measure semi-solid samples including cheese, meat, fruit, bread and more. They are ideal for testing beverages including homebrew beer and wine, food, hydroponics, aquaculture, environmental monitoring, cooling towers and more.

  • Flexible testing option
  • Large, backlit graphic display
  • 4 x AAA alkaline batteries
  • Average 250 hours of battery life

Expert pH pocket testers

Expert pH pocket testers simple to use, economical and sturdy, with a large dual-reading screen, straightforward calibration and 1-year warranty. They are ideal for testing drinking water quality, environmental monitoring, aquariums, pools, spas and more.
  • Budget-friendly option
  • Large, double line display
  • 4 x 1.5V micro alkaline batteries
  • Average 100 hours of battery life

 



 

Elite pH Pocket Tester

Elite pH Spear Pocket Tester

Expert pH Pocket Tester

pH Range-1.00 to 15.00 pH-1.00 to 15.00 pH0.0 to 14.0 pH
pH Resolution0.01 pH0.01 pH0.1 pH
pH Relative Accuracy±0.02 pH±0.02 pH±0.1 pH
pH Calibration Points1 to 31 to 31 to 3
Automatic Buffer SetsUSA: 4.01, 7.00, 10.01 |
NIST: 4.01, 6.86, 9.18
USA: 4.01, 7.00, 10.01 | NIST: 4.01, 6.86, 9.18USA: 4.0, 7.0, 10.0 | NIST: 4.0, 6.9, 9.2
Automatic Temperature CompensationYesYes, with manual temperature inputYes
Temperature Range0.0° to 60.0°C | 32.0° to 140.0°F0.0° to 60.0°C | 32.0° to 140.0°F0.0° to 50.0°C | 32.0° to 122.0°F
Temperature Resolution0.1°C | 0.1°F0.1°C | 0.1°F0.1°C | 0.1°F
Temperature Relative Accuracy±0.6°C, ±1.0°F: 0° to 50°C | ±1.1°C, ±1.9°F: 50.1° to 60°CManual input±0.6°C | ±1.0°F
Temperature CalibrationYesN/AYes
Display TypeGraphic 4-digit double-lineGraphic 4-digit double-line4-digit double-line
Backlit DisplayYesYesNo
Hold FunctionYesYesNo
Waterproof RatingIP67IP67IP67
Auto Shutoff FeatureYesYesYes
Includes LanyardYesYesNo
MaterialABS PlasticABS PlasticABS Plastic
Battery Type4 x AAA Alkaline4 x AAA Alkaline4 x 1.5V Micro Alkaline
Average Battery Life 250 hours250 hours100 hours
WarrantyOne (1) yearOne (1) yearOne (1) year
 

ORP Pocket Tester

ORP Range-1000 to 1000 mV
ORP Resolution1 mV
ORP Relative Accuracy±3 mV
ORP Calibration Point1, ±200 mV
Temperature Range0.0° to 60.0°C | 32.0° to 140.0°F
Temperature Resolution0.1°C | 0.1°F
Temperature Relative AccuracyManual input
Temperature CalibrationN/A
Display TypeGraphic 4-digit double-line
Backlit DisplayYes
Hold FunctionYes
Waterproof RatingIP67
Auto Shutoff FeatureYes
Includes LanyardYes
MaterialABS Plastic
Battery Type4 x AAA Alkaline
Average Battery Life 250 hours
WarrantyOne (1) year
 

Elite pH Pocket Tester

Elite pH Spear Pocket Tester

Expert pH Pocket Tester

pH Range-1.00 to 15.00 pH-1.00 to 15.00 pH0.0 to 14.0 pH
pH Resolution0.01 pH0.01 pH0.1 pH
pH Relative Accuracy±0.02 pH±0.02 pH±0.1 pH
pH Calibration Points1 to 31 to 31 to 3
Automatic Buffer SetsUSA: 4.01, 7.00, 10.01 |
NIST: 4.01, 6.86, 9.18
USA: 4.01, 7.00, 10.01 | NIST: 4.01, 6.86, 9.18USA: 4.0, 7.0, 10.0 | NIST: 4.0, 6.9, 9.2
Automatic Temperature CompensationYesYes, with manual temperature inputYes
Temperature Range0.0° to 60.0°C | 32.0° to 140.0°F0.0° to 60.0°C | 32.0° to 140.0°F0.0° to 50.0°C | 32.0° to 122.0°F
Temperature Resolution0.1°C | 0.1°F0.1°C | 0.1°F0.1°C | 0.1°F
Temperature Relative Accuracy±0.6°C, ±1.0°F: 0° to 50°C | ±1.1°C, ±1.9°F: 50.1° to 60°CManual input±0.6°C | ±1.0°F
Temperature CalibrationYesN/AYes
Display TypeGraphic 4-digit double-lineGraphic 4-digit double-line4-digit double-line
Backlit DisplayYesYesNo
Hold FunctionYesYesNo
Waterproof RatingIP67IP67IP67
Auto Shutoff FeatureYesYesYes
Includes LanyardYesYesNo
MaterialABS PlasticABS PlasticABS Plastic
Battery Type4 x AAA Alkaline4 x AAA Alkaline4 x 1.5V Micro Alkaline
Average Battery Life 250 hours250 hours100 hours
WarrantyOne (1) yearOne (1) yearOne (1) year
 

ORP Pocket Tester

ORP Range-1000 to 1000 mV
ORP Resolution1 mV
ORP Relative Accuracy±3 mV
ORP Calibration Point1, ±200 mV
Temperature Range0.0° to 60.0°C | 32.0° to 140.0°F
Temperature Resolution0.1°C | 0.1°F
Temperature Relative AccuracyManual input
Temperature CalibrationN/A
Display TypeGraphic 4-digit double-line
Backlit DisplayYes
Hold FunctionYes
Waterproof RatingIP67
Auto Shutoff FeatureYes
Includes LanyardYes
MaterialABS Plastic
Battery Type4 x AAA Alkaline
Average Battery Life 250 hours
WarrantyOne (1) year

Explore the 7 tips for perfect pH


 
Dedicated pH testing in water, process, research and QA/QC samples. Select from simple & economical models to powerful & sophisticated meters.
 
Thermo Scientific AquaSensors, Eutech, and Orion sensors provide real-time, accurate pH/ORP measurements and more across your facility.
 

Quality pH electrodes, standards and solutions are available for a variety of body materials, body styles, fill types, references styles, and functions to meet your needs.
 
Style Sheet for Global Design System