What are the best pH meters for hydroponics in terms of quality testing, accuracy, calibration, stable readings? In this article I show you the 3 best pH meters for hydroponics.
Best Hydroponic pH Tester: PENPH
This hydroponic tester has ATC which provides a constant reading regardless of temperature fluctuations. Also, it has calibration reminder.
Likewise, the double junction electrode has a longer life compared to standard probes. It also has automatic shut-off, low battery indicator, temperature units, calibration cord and calibration solution.
Pros
- Quick and accurate readings.
Cons
- Stringent maintenance requirements.
Best pH Meters For Hydroponics: Hanna Combo pH/EC/TDS
The waterproof multiparameter meter measures pH, electroconductivity (EC) and total dissolved solids (TDS).
It also has a Cal-Check function to validate instrument performance and an LCD display. It also has automatic temperature compensation (ATC) to eliminate the need for additional calculations.
Pros
- Quick calibration.
- Temperature compensation.
Cons
- Sometimes probe does not seal tightly.
Best pH Meter For Hydroponics: Apera Instruments
This pocket pH tester kit features a 3-color backlit display with dual temperature plus pH display. It also has notifications of completed calibrations and stable readings.
Particularly to calibration, it has buffer recognition and is compatible with four types of replaceable probes, depending on the type of test.
Pros
- IP67 waterproof and dustproof.
- Backlit display.
- Easy to use.
Cons
- Backlight usually does not stay on for a long time.