YSI Pro10 pH or ORP Instrument
YSI Pro10 pH or ORP Instrument


YSI Pro10 pH or ORP Instrument

Rugged and reliable, the YSI Pro10 provides everything you need in a handheld instrument for the measurement of either pH or ORP along with temperature.

User-replaceable sensors and cables along with convenient calibration routine feature makes it extremely user friendly. Mil-spec (military spec) connectors, IP67 waterproof and rubber over molded case, and 1-meter drop tests ensure the instrument remains in your hands to provide years of sampling even in the harshest field conditions. The feature set results in a low total cost of ownership over the life of the product and proves that it is smarter, tougher, and more versatile.


Additional features include:

  • User-replaceable cables and sensors provide versatility, reduce down time and reduce overall cost of ownership.
  • Available with 1- 4- 10- 20- and 30-m cable lengths standard (cable management kit included on all cables 4-m and longer). 
  • Smart calibration; the instrument remembers the previous calibration values and simply walks you through the routine.
  • Stores 50 data sets; no need to write down data.
  • Large graphic, backlit display and glow in the dark keypad. Usable in any lighting condition. The display is also visible when wearing polarized sunglasses.
  • Tough. IP67, impact-resistant, waterproof case. Waterproof without the battery cover as well.
  • Rubber over molded case provides extra durability. Military spec connectors are unsurpassed for ruggedness.
  • Multiple languages include English, Spanish, French, and Portuguese.
  • 3-year instrument; 2-year cable; 1-year sensor warranty

When ordering, you must order the instrument, cable, and pH or ORP sensor separately, allowing you to choose the system that best fits your application. Temperature is part of the cable you order and included in the cable purchase.


Certifications RoHS, 1-meter drop test, Assembled in USA, IP-67, CE, WEEE
Connector MS (military spec) waterproof with bayonet lock
Digital / Digital Sensors Analog
Equipment used with ProSeries 10-x, 1007-x and 1008-x
Graphic Display Graphic display with detailed Help, backlit display AND keypad
Languages English, French and Portuguese, Spanish
Logging Capabilities Single
Measurement Range pH: -2 to 14 units Temperature: -5 to 55°C ORP: -1500to +1500 mV Temperature: -10 to +120°C (14 to 248°F)
Memory 50 data sets
Multiparameter Yes
Operating pH Range 0 to 14 units
Parameters Measured Temperature, pH, ORP
Power 2 alkaline C-cells provide 425 continuous hours at ambient temperature without backlight
Sampling Yes
Unit of Measure ORP- mV, Temperature- °C, pH-unit
User Calibratable Yes
User Replaceable Yes
Warranty 3-year instrument; 2-year field cables
Waterproof IP-67 (even with the battery cover off), floats

Ordering Information:-

Step 1: Order Instrument

SKU Description
6050010 Pro10 Handheld instrument

Step 2: Order Cable(s)

SKU Description
60510-1 1 m cable with integrated temperature and pH or ORP port
60510-4 4 m cable with integrated temperature and pH or ORP port*
60510-10 10 m cable with integrated temperature and pH or ORP port*
60510-20 20 m cable with integrated temperature and pH or ORP port*
60510-30 30 m cable with integrated temperature and pH or ORP port*

*Includes Cable Management Kit

Step 3: Order Sensor(s) and Probe(s)

SKU Description
605101 pH Sensor for any cable length
605102 ORP Sensor for any cable length

Step 4: Order Optional Accessories

SKU Description
603074 Carrying Case, hard-sided (large carrying case)
603075 Carrying Case, soft-sided (large carrying case)
603162 Carrying Case, soft-sided (small carrying case, accommodates up to 4-meter cable)
603070 Shoulder Strap
603824 pH Buffers, assorted case; 2 pints each of 4, 7, and 10 buffer
003821 pH 4 Buffer, case of 6 pints
003822 pH 7 Buffer, case of 6 pints
003823 pH 10 Buffer, case of 6 pints

 Inquiry - YSI Pro10 pH or ORP Instrument