$998.00 $948.10
  • 6051020
  • Usually ships in 1-2 weeks



  • Sensors and cable purchased separately*
  • Graphic, backlit display and glow in the dark keypad
  • Stores 50 data sets
  • RoHS, CE, WEEE, IP-67, 1-meter drop test
  • 3-year instrument; 2-year cable warranty


The YSI Pro1020 pH / ORP & DO meter is built for the field; it has military spec connectors, is IP67 waterproof, and the case over molded with rubber, and it has been drop tested to ensure durability. It features a large graphic, backlit display and glow in the dark keypad making it usable in any lighting condition; it's even visible while wearing polarized sunglasses.

The Pro1020 also features smart calibration; it remembers the previous calibration values and simply walks you through the routine.


Required Components

These additional components are required for the operation of your product. We strongly advise you to purchase these components unless you already own them or own a suitable alternative.


Please consider these optional accessories.