pH Meters

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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256 products

Hanna Instruments-5521-02 Research Grade pH/ORP/EC/TDS/Resistivity/Salinity Bench Meter
Hanna Instruments Pocket EC/TDS and pH Tester, High RangeHanna Instruments Pocket EC/TDS and pH Tester, High Range
Hanna Instruments-98131 GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester
Thermo Scientific Eutech™ COND 6+
Thermo Scientific Eutech™ Plus Series pH 5+ Meter
Save £27.27
Lovibond Senso Direct pH 110, in Case
Lovibond
Lovibond Senso Direct pH 110, in Case Sale price£244.63 Regular price£271.90
Eutech Waterproof EcoTestr pH 1 - No ATC
EutechCyberScan pH 620 pH/mV/Ion/ORP Meter
Eutech Oakton pHTestr 30Eutech Oakton pHTestr 30
Hanna Instruments HI-981304 Waterproof pH,EC,TDS & Temp Tester
Hanna Instruments-981914 Portable pH meter with memory
Hanna Instruments-9310014 Precision simulator pH/mV for all control systems with BNC
Hanna Instruments HI-981214 Waterproof pH, ORP & Temperature Tester
Hanna Instruments HI-981274 Waterproof pH & Temperature TesterHanna Instruments HI-981274 Waterproof pH & Temperature Tester
Hanna Instruments HI-981074 pH/Temperature TesterHanna Instruments HI-981074 pH/Temperature Tester
Hanna Instruments HI-981004 pH TesterHanna Instruments HI-981004 pH Tester
Save £108.87
Lovibond SD 325 Con (Set1)
Lovibond
Lovibond SD 325 Con (Set1) Sale price£967.42 Regular price£1,076.29
Lovibond SD 305 pH/ORP (Set 3)
Save £87.47
Lovibond SD 305 pH/ORP (Set 2)
Lovibond
Lovibond SD 305 pH/ORP (Set 2) Sale price£777.89 Regular price£865.36
Save £63.53
Lovibond SD 305 pH/ORP
Lovibond
Lovibond SD 305 pH/ORP Sale price£565.81 Regular price£629.34
DTK 2017-SD Meter - c/w pH, Cond'y, ATC Probes & Buffers
Hanna Instruments-98121 Pocket pH and ORP (Redox) Tester
Hanna Instruments-54710-11 Combination pH Buffer Solution Kit
Hanna Instruments-7858/5 5m extension cable with female BNC connectors