Skip Content

Meter,PH/Ec/Tds/Temp close
close x

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.
How can we improve our Product Images?

Meter, PH/Ec/Tds/Temp

Price $253.50 / each

Please sign in or register to access lists

Confirm ZIP Code to determine availability.


Invalid Zip Code


Ship to: (Change)


Invalid Zip Code

  • Item # 3NB21
  • Mfr. Model # HI98129
  • UNSPSC # 41115603
  • Catalog Page # 891
  • Shipping Weight 0.3 lbs.
Country of Origin RomaniaCountry of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Technical Specs

  • ItemCombo pH/EC/TDS/Temperature Tester
  • pH Range0.00 to 14.00
  • Electric Conductivity Range0 to 3999 micronS/cm
  • TDS Range0 to 2000 ppm
  • WaterproofYes
  • Automatic Temperature CompensationYes
  • Displayed Temperature Range32 to 140 Degrees F, -5 to 60 Degrees C
  • Operating Temp. Range (F)32 to 140 Degrees
  • Operating Temp. Range (C)0 to 60 Degrees
  • DisplayDual Line LCD
  • Temperature Compensation Range0.0 to 2.4%/ Degrees C
  • Calibration1 or 2 Point
  • pH Accuracy+/- 0.05
  • Electric Conductivity Accuracy+/-2% F.S.
  • TDS Accuracy+/-2% F.S.
  • Temp. Accuracy+/- 1 Degrees F
  • IncludesLarge LCD for Easy Viewing, Battery Level Indicator, Stability Indicator, Auto-calibration
  • Range0 to 14 (pH), 0 to 3999 ?S/cm (EC), 0 to 2000 ppm (TDS)

Compliance and Restrictions


Alternate Products

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.