Extech WQ500 Water Quality Meter

Free Shipping in the USA

  • New
  • -2.00 to 16.00 pH
  • -1999 to +1999mV
  • 32 to 212°F
  • 30 Day Returns
  • Low Price Guarantee
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1 in stock

SKU: 8722e93C Category:

Additional information


Product Number



Water Quality Meter

pH Range

-2.00 to 16.00

ORP Range

-1999 to 1999mV



Automatic Temperature Compensation


Displayed Temperature Range

32 Degrees to 212 Degrees F

Operating Temp. Range (F)

32 Degrees to 122 Degrees F

Operating Temp. Range (C)

0 Degrees to 50 Degrees C


Dual Backlit LCD


150 Readings

Temperature Compensation Range

32 Degrees to 212 Degrees F ,0 Degrees to 100 Degrees C


4 pH, 7 pH and 10 pH

pH Accuracy


ORP Accuracy


Temp. Accuracy

+/-0.2 Degrees F

pH Resolution


ORP Resolution


Temp. Resolution

0.1 Degrees F



Power Source



Extech WQ500 Water Quality Meter

Free Shipping in the USA from St. Louis, MO. 

The WQ500 is a 3-in-1 meter that measures pH, ORP, and temperature of liquids and semi-solids. The unit features a 30-, 60-, and 120-minute timer or continuous stirring, 2 or 3 point pH calibration, and automatic temperature compensation. This unit features a large backlit dual display, and the ability to store/recall 150 readings, as well as capture readings directly to a PC via the built-in USB interface. The WQ500 comes with pH glass electrode, temperature probe, pH calibration solutions (4 and 7 pH), plastic burette, polishing paper, electrode clamp and rod, software and USB cable, AC adapter, stirrer, and user manual.


  • Ph Glass Electrode
  • Temperature Probe
  • Ph Calibration Solutions (4 and 7pH)
  • Plastic Burette
  • Polishing Paper
  • Electrode Clamp and Rod
  • Software and USB Cable
  • AC Adapter and Stirrer

Thank you for your interest in this item. We do our best to accurately describe each item as best as possible. We ask you to please review all photos and the description of the item’s condition prior to purchase. If you have any questions or require any additional information send us a message and we will happily assist you in a timely manner. Thanks.


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