pH, ORP, & ISE Meters

Accurately measure and monitor your solutions with our high-quality pH, ORP, and ISE meters for precise laboratory results

Product List

4-in-1 Digital pH & EC Meter for Hydroponics

4-in-1 Hydroponics pH Meter

Product Review Score

4.66 out of 5 stars

65 reviews

$29.99

6-in-1 TDS and pH Meter for Water Testing

6-in-1 Water Tester

Product Review Score

4.38 out of 5 stars

26 reviews

$29.99 $19.99

Apera AI221 SX610 Waterproof pH Pen Tester

Apera Waterproof pH Tester

Apera Instruments

Product Review Score

4.57 out of 5 stars

120 reviews

$65.40 $57.86

Apogee DLI-500 PAR Meter for Plant Light Measurement

Apogee DLI-500 PAR Meter

Product Review Score

4.89 out of 5 stars

218 reviews

$499.00

Yewhick High Accuracy Digital pH Meter for Food

Yewhick Accurate Digital pH Meter

Product Review Score

4.62 out of 5 stars

53 reviews

$58.88 $52.98

High Precision Digital pH Meter for Water

Digital High-Precision pH Meter

Product Review Score

4.99 out of 5 stars

170 reviews

$8.99

Pen ORP Meter Tester with Calibration Solution

ORP Meter Tester with Calibration

Danoplus

Product Review Score

4.74 out of 5 stars

11 reviews

$29.99

Digital 6-in-1 pH and Salinity Meter for Aquariums

6-in-1 pH & Salinity Meter

Product Review Score

4.9 out of 5 stars

32 reviews

$79.99

Digital pH and Temperature Meter for Labs and Aquariums

pH & Temperature Meter for Labs

Gain Express

Product Review Score

4.27 out of 5 stars

59 reviews

$36.90

7-in-1 Hydrogen Water Tester and pH Meter

Hydrogen Water & pH Tester

Product Review Score

4.98 out of 5 stars

52 reviews

$45.88

YINMIK Digital Food pH Meter with Extra Probe

YINMIK Digital pH Meter

Product Review Score

4.23 out of 5 stars

164 reviews

$47.79 $45.40

GISNPA 7-in-1 Digital pH and Water Quality Meter

7-in-1 pH Water Meter

Product Review Score

4.96 out of 5 stars

173 reviews

$36.59