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Thermo Scientific™ Elite pH Pocket Testers and Replacement Sensors

Flexible on-the-go pH and temperature testing using durable Elite pocket testers with replaceable sensors for a variety of applications including environmental monitoring, pools, spas and more!

Supplier:  Thermo Scientific™ 01X001535

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Catalog No. 13-643-126

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Benefit from these pocket-sized testers. Thermo Scientific™ Elite testers are designed to provide on-the-go measurements for a variety of applications including homebrew beer and wine, food and beverage, hydroponics, aquaculture and aquariums, agriculture, pools and spas, environmental monitoring, education and more. The Elite CTS cup-sensor pocket testers are ideal for flexible on-the-go conductivity, TDS, salinity and temperature testing in a compact, travel-ready design.

Elite Pocket Testers offer flexible on-the-go electrochemical testing. Choose the Elite pH model to measure pH with temperature using a direct-measure sensor design for your application. Elite pocket testers are durable, with a large backlit screen, one-touch calibration feature and replaceable sensor heads. They are ideal for testing beverages including homebrew beer and wine, food, hydroponics, aquaculture and aquariums, environmental monitoring and more.

  • Flexible testing option
  • Measure pH and temperature
  • Large back-lit graphic display
  • Uses 4 x AAA alkaline batteries
  • Average 250 hours of battery life
  • Wide leak-proof cap serves as stable base
  • Replaceable sensors
  • One-year warranty for tester
  • Six-month warranty for replacement sensors


Replacement sensor for Elite pH pocket tester
pH, Temperature
32.0°F to 140.0°F
1 point
5 to 85 %, non-condensing
5°C to 45°C (ambient)
±0.6°C/±1.0°F for 0.0deg;C to 50.0°C
1 replacement pH sensor
-1 to 15
0°C to 60°C
0.1°C, 0.1°F
6 Months for Replacement Sensor
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