
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
Hanna Instruments Pocket EC/TDS and pH Tester, High Range
Sale price£234.65
Regular price£247.00
Hanna Instruments
Hanna Instruments-98131 GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester
Sale price£204.92
Regular price£215.70
Eutech
Thermo Scientific Eutech™ COND 6+
Sale price£304.11
Eutech
Thermo Scientific Eutech™ Plus Series pH 5+ Meter
Sale price£278.10
Lovibond
Lovibond Senso Direct pH 110, in Case
Sale price£247.20
Regular price£284.14
Eutech
Eutech Waterproof EcoTestr pH 1 - No ATC
Sale price£53.60
Eutech
EutechCyberScan pH 620 pH/mV/Ion/ORP Meter
Sale price£1,050.00
Eutech
Eutech Oakton pHTestr 30
Sale price£135.68
Hanna Instruments
Hanna Instruments HI-981304 Waterproof pH,EC,TDS & Temp Tester
Sale price£224.58
Regular price£236.40
Hanna Instruments
Hanna Instruments-981914 Portable pH meter with memory
Sale price£768.74
Regular price£809.20
Hanna Instruments
Hanna Instruments-9310014 Precision simulator pH/mV for all control systems with BNC
Sale price£298.02
Regular price£313.70
Hanna Instruments
Hanna Instruments HI-981214 Waterproof pH, ORP & Temperature Tester
Sale price£266.29
Regular price£280.30
Hanna Instruments
Hanna Instruments HI-981274 Waterproof pH & Temperature Tester
Sale price£117.61
Regular price£123.80
Hanna Instruments
Hanna Instruments HI-981074 pH/Temperature Tester
Sale price£73.91
Regular price£77.80
Hanna Instruments
Hanna Instruments HI-981004 pH Tester
Sale price£52.54
Regular price£55.30
Lovibond
Lovibond SD 325 Con (Set1)
Sale price£978.51
Regular price£1,124.72
Lovibond
Lovibond SD 305 pH/ORP (Set 3)
Sale price£770.47
Lovibond
Lovibond SD 305 pH/ORP (Set 2)
Sale price£786.74
Regular price£904.30
Lovibond
Lovibond SD 305 pH/ORP
Sale price£572.16
Regular price£657.66
DTK-TAW
DTK 2017-SD Meter - c/w pH, Cond'y, ATC Probes & Buffers
Sale price£941.51
Hanna Instruments
Hanna Instruments-98121 Pocket pH and ORP (Redox) Tester
Sale price£287.09
Regular price£302.20
Hanna Instruments
Hanna Instruments-54710-11 Combination pH Buffer Solution Kit
Sale price£128.25
Regular price£135.00
Hanna Instruments
Hanna Instruments-7858/5 5m extension cable with female BNC connectors
Sale price£64.41
Regular price£67.80
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