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The Apera Instruments 201T-S 3-in-1 Combination pH Electrode/Tester/Sensor tests pH and temperature simultaneously and supports auto temperature compensation. Ideal for general water solutions' pH measurement in scientific research, environmental monitoring, and quality control.

Not suitable for testing in low-ion concentration solutions (eg: deionized water or distilled water), strong base solutions (pH>12), highly corrosive liquid, or for continuous testing in high-temperature solutions (>140°F).

Compatible Apera Instruments' meters: PH400, PC400, PH400S, PC400S. 

201T-S 3-in-1 pH/temperature Electrode, ATC enabled, 8-pin Connector

    • 3-in-1 Combination pH Electrode, testing pH and temperature simultaneously (supports Auto.Temp. Compensation)
    • Proprietary pH glass membrane for fast and stable readings
    • Equipped with a detachable probe storage cap, keeping the sensor hydrated when not in use.
    • Gel KCL electrolyte adopted; No need for refilling.
    • Single 8-pin connector
  • We warrant this electrode to be free from defects in material and workmanship and agree to repair or replace free of charge, at the option of APERA INSTRUMENTS, LLC, any malfunctioned or damaged product attributable to the responsibility of APERA INSTRUMENTS, LLC for a period of SIX MONTHS from the delivery.

    This limited warranty does NOT cover any issues due to:

    • Accidental damage
    • Improper use
    • Normal wear and tear
    • Transportation
    • Storage
    • Failure to follow the product instructions
    • Unauthorized maintenance, modifications, combination or use with any products, materials, processes, systems or other matter
    • Unauthorized repair
    • External causes such as accidents, abuse, or other actions or events beyond our reasonable control.
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