pH Meters

Our pH Meters products provide a fast and reliable way to measure the acidity or alkalinity of your water. Maintaining the correct pH is essential for pools, spas, aquariums, and industrial water systems to ensure safety, prevent corrosion, and protect aquatic life. Easy to use and highly accurate, pH meters help you monitor water quality with confidence, keeping it balanced, healthy, and safe for everyday use.

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315 products

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Hanna Instruments-76404N Electrode Holder
Hanna Instruments
Hanna Instruments-76404N Electrode Holder Sale price£189.15 Regular price£199.10
Hanna Instruments-99161 Handheld Food and Dairy pH Meter
Hanna Instruments
Hanna Instruments-99161 Handheld Food and Dairy pH Meter Sale price£605.21
Save £32.07
Hanna Instruments-99141 Portable Waterproof pH meter Boilers and Cooling Towers
Hanna Instruments
Hanna Instruments-99141 Portable Waterproof pH meter Boilers and Cooling Towers Sale price£609.33 Regular price£641.40
Hanna Instruments-9920-2 Wall Mounted ORP Controller with Proportional Dosage
Hanna Instruments
Hanna Instruments-9920-2 Wall Mounted ORP Controller with Proportional Dosage Sale price£798.84
Save £31.57
Hanna Instruments-98143-22 pH and EC Transmitter
Hanna Instruments
Hanna Instruments-98143-22 pH and EC Transmitter Sale price£599.93 Regular price£631.50
Save £1.12
Hanna Instruments-7004M pH 4.01 Buffer Solution, 230 mL bottle
Hanna Instruments
Hanna Instruments-7004M pH 4.01 Buffer Solution, 230 mL bottle Sale price£21.38 Regular price£22.50
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Hanna Instruments-7010L pH 10.01 Buffer Solution, 500 mL bottle
Hanna Instruments
Hanna Instruments-7010L pH 10.01 Buffer Solution, 500 mL bottle Sale price£31.73 Regular price£33.40
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Hanna Instruments-70300-023 GroLine Electrode Storage Solution, 230 mL
Hanna Instruments
Hanna Instruments-70300-023 GroLine Electrode Storage Solution, 230 mL Sale price£19.38 Regular price£20.40
Hanna Instruments-99121 Direct Soil pH Meter
Hanna Instruments
Hanna Instruments-99121 Direct Soil pH Meter Sale price£541.11
Hanna Instruments-99131 Plating Bath pH Meter
Hanna Instruments
Hanna Instruments-99131 Plating Bath pH Meter Sale price£602.76
Hanna Instruments-99163 Handheld Meat pH Meter
Hanna Instruments
Hanna Instruments-99163 Handheld Meat pH Meter Sale price£605.21
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Hanna Instruments-7061-050 Groline Cleaning Solution, 500ml
Hanna Instruments
Hanna Instruments-7061-050 Groline Cleaning Solution, 500ml Sale price£17.86 Regular price£18.80
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Hanna Instruments-7061-023 GroLine General Purpose Cleaning Solution, 230 mL
Hanna Instruments
Hanna Instruments-7061-023 GroLine General Purpose Cleaning Solution, 230 mL Sale price£19.38 Regular price£20.40
Save £47.05
Hanna Instruments-98163 Portable pH meter for Meat
Hanna Instruments
Hanna Instruments-98163 Portable pH meter for Meat Sale price£893.95 Regular price£941.00
Hanna Instruments-9912-2 Proportional pH and ORP Control
Hanna Instruments
Hanna Instruments-9912-2 Proportional pH and ORP Control Sale price£818.32
Save £47.05
Hanna Instruments-98162 Portable pH meter for milk
Hanna Instruments
Hanna Instruments-98162 Portable pH meter for milk Sale price£893.95 Regular price£941.00
Hanna Instruments-2202 edge®blu pH Bluetooth® Meter
Hanna Instruments
Hanna Instruments-2202 edge®blu pH Bluetooth® Meter Sale price£510.69
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BL-982411-0 ORP Mini Controller
Hanna Instruments
BL-982411-0 ORP Mini Controller Sale price£231.23 Regular price£243.40
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Hanna Instruments-98115 GroLine Hydroponics pH Tester
Hanna Instruments
Hanna Instruments-98115 GroLine Hydroponics pH Tester Sale price£54.53 Regular price£57.40
Save £3.03
Hanna Instruments-98100 Checker Plus pH TesterHanna Instruments-98100 Checker Plus pH Tester
Hanna Instruments
Hanna Instruments-98100 Checker Plus pH Tester Sale price£57.67 Regular price£60.70
Save £47.05
Hanna Instruments-98161 General Purpose Foodcare pH and Temperature meter
Hanna Instruments
Hanna Instruments-98161 General Purpose Foodcare pH and Temperature meter Sale price£893.95 Regular price£941.00
Save £88.31
Hanna Instruments Pool and Spa Controller BL-121-20
Hanna Instruments
Hanna Instruments Pool and Spa Controller BL-121-20 Sale price£1,677.89 Regular price£1,766.20
Save £3.13
HI-PHCAREKIT pH Electrode Maintenance Kit
Hanna Instruments
HI-PHCAREKIT pH Electrode Maintenance Kit Sale price£59.47 Regular price£62.60
Save £31.57
Hanna Instruments-98143-04 pH and EC Transmitter with Isolated Output
Hanna Instruments
Hanna Instruments-98143-04 pH and EC Transmitter with Isolated Output Sale price£599.93 Regular price£631.50

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