GroLine Waterproof Portable Hydroponics pH/EC/TDS Meter & Kit

The HI9814 is a slim, light, and waterproof meter that allows you to measure pH, TDS (ppm), and temperature of your hydroponic nutrients solution.

Quick to setup, simple to use, this TDS (ppm) meter makes testing simple.

  • One combined, pre-amplified pH, EC, and TDS (ppm) probe for hassle-free meaurements.
  • Quick CAL mode for a speedy, single-point calibration for pH and EC with one solution.
  • Designed for hydroponic, aquaponic, and greenhouse growers.


  • pH Range: 0.00 to 14.00 pH
  • pH Resolution: 0.01 pH
  • pH Accuracy: ±0.01 pH
  • pH Calibration: automatic, at one or two points using standard buffers (pH 4.01, 7.01,10.01); one point calibration using quick calibration solution
  • EC Range: 0.00 to 6.00 mS/cm
  • EC Resolution: 0.01 mS/cm
  • EC Accuracy: ±2% FS
  • EC Calibration: automatic, one-point at 1.41 mS/cm or 5.00 mS/cm; one-point calibration using quick calibration solution
  • TDS Range: 0 to 3000 ppm (500 CF); 0 to 3999 ppm (700 CF)
  • TDS Resolution: 10 ppm (mg/L)
  • TDS Accuracy: ±2% F.S.
  • Temperature Range: 0.0 to 60.0°C / 32.0 to 140.0°F
  • Temperature Resolution: 0.1°C / 0.1°F
  • Temperature Accuracy: ±0.5°C /±1°F
  • Temperature Compensation pH: automatic; EC/TDS: automatic with β set at 1.9%/°C
  • TDS Conversion Factor: 0.5 (500 ppm) or 0.7 (700 ppm)
  • Electrode/Probe: HI1285-7 polypropylene body, pre-amplified multiparameter probe with internal temperature sensor, DIN connector and 1m cable
  • Battery Type/Life: 1.5V (3) AAA / approximately 500 hours of continuous use; auto-off after 8 minutes of non-use
  • Auto-off after 8 minutes, 60 minutes, disabled
  • Environment: -5 to 50°C (23 to 122°F); RH max 100%
  • Dimensions: 152 x 58 x 30 mm (6.0 x 2.3 x 1.2”)
  • Weight: 205 g (7.2 oz.)
  • Warranty: 2 years (probe 6 months)

639-735-02: Supplied with HI1285-7 multiparameter probe, HI50036-0 Quick Cal buffer solution sachet (3), HI700661 pH electrode cleaning solution sachet for agriculture (3), 1.5 AAA batteries (3), and instructions.

639-735-04: The complete kit also includes the following: HI50036P Quick Calibration Solution for HI9814 (25 x 20 mL sachets), HI700661P General Purpose Cleaning Solution for Agriculture (25 x 20 mL Sachets), HI70300L Electrode Storage Solution (500 mL), HI710025 Green Shockproof Rubber Boot for HI9814

Manufacturer : Hanna Instruments

Please note: The prices shown may not reflect those specific to your company or organization. Please log in to continue.

Mouse over for a larger view

Scroll bar to see more details
Cat.#DescriptionMfg.#PriceQuantityEstimated Availability
639-735-02GroLine Waterproof Portable Hydroponics pH/EC/TDS MeterHI 9814$299.25 EA  
Ships in about 2 days
639-735-04GroLine Waterproof Portable pH/EC/TDS/Temperature Hydroponics Meter KitHI 9814K$383.25 EA  
Ships in about 2 days

Parts & Accessories:

Cat.#DescriptionMfg.#PriceQuantityEstimated Availability
639-735-20pH/EC/TDS Multiparameter Probe for use with HI9814HI 1285-7$152.25 EA  
Ships in about 2 days


Additional Images

Click on an image to see it full size in a separate window.




Image preview