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  • pH
    • Measurement range: 0.00 to 14.00 units
    • Resolution: 0.01 units
    • Accuracy: ±0.1% ±0.1 unit within 10 °C of calibration
  • Temperature
    • Measurement range: 0 to 100°C (32 to 212°F)
    • Resolution: 0.1°C (0.2°F)
    • Accuracy: ±0.3°C (±0.6°F)
  • IP-67 waterproof housing
  • Automatic temperature compensation
  • User-replaceable single- or double-junction electrodes
  • 50-set memory (pH, temp, date and time stamp)
  • GLP functionality (saves and displays last calibration data)
  • 1, 2, or 3-point calibration
  • "Hold" feature locks readings on display
  • Graphic display with on-screen instructions

The YSI EcoSense pH10 pen-style tester measures pH and temperature. It has an easy-to-use graphic interface, one-handed operation, memory and a low cost of ownership over the life of the product. The easy, user-replaceable electrode ensures the instrument is always ready for use.

YSI EcoSense pH10 testers feature IP67 water-proof housing, automatic calibration and buffer recognition, automatic temperature compensation, user-replaceable single or double junction electrodes, 50-set memory, and GLP functionality. It also has 1, 2, or 3-point calibration, a "hold" feature which locks the readings on the display and on-screen instructions.

The YSI pH10 pen-style tester is designed for quick, accurate results in an economical platform.


YSI EcoSense pH10 Electrode
Single or double-junction pH electrodes for YSI EcoSense pH10 tester


YSI LR44 Batteries
Replacement LR44 Batteries


YSI 580 Soft Carrying Case
Soft carrying case YSI EcoSense pH10 and ORP15 tester


YSI Calibration Solutions and Standards
Full range of calibration solutions and standards for YSI analytical meters
In Stock


Please consider these optional accessories.

YSI 606110 Electrode Kit
Electrode Kit, pH10A, Grey