Ph meters
Ph meters for sale on Ireland's largest auction and classifieds sites
Digital meter pen portable - digital, - £3.46
Its sleekpen style • Design makes ideal • Gardeners hydroponic growers - Free postage - New and Used
Its sleekpen style • Design makes ideal • Gardeners hydroponic growers - Free postage - New and Used
Vivosun digital and tds - ph, - £11.99
- Free postage - New and Used
- Free postage - New and Used
Digital meter tds - 5-in-1, - £10.79
Essential tool maintaining • Water quality aquariums • Hydroponics systems swimming - Free postage - New and Used
Essential tool maintaining • Water quality aquariums • Hydroponics systems swimming - Free postage - New and Used
Vivosun digital and - digital, - £20.99
- Free postage - New and Used
- Free postage - New and Used
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Meter lcd digital electric - ph, - £4.95
Range acidic tested • Between applications pure • Water electroplating solution - Free postage - New and Used
Range acidic tested • Between applications pure • Water electroplating solution - Free postage - New and Used
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48 listings · from £3.46 · avg £26.21
⚠️ These listings were last updated more than 22 days ago.
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Browse 48 ph meters listings currently in our index. Prices range from £3.46 to £346.95, with an average of £26.21. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about ph meters →
Meter lcd digital electric - ph, - £3.49
Wide range 0.00 • 14.00 suitable testingdrinking • Tap water aquariums - Free postage - New and Used
Wide range 0.00 • 14.00 suitable testingdrinking • Tap water aquariums - Free postage - New and Used
Soil tester kit - kit, 3-in-1 - £3.95
Probe should inserted • Into soil depth • Two thirds more - Free postage - New and Used
Probe should inserted • Into soil depth • Two thirds more - Free postage - New and Used
Tester sunlight soil - ph, - £11.75
Can detect soil • Fertility acidity alkalinity • Temperature humidity light - Free postage - New and Used
Can detect soil • Fertility acidity alkalinity • Temperature humidity light - Free postage - New and Used
Digital soil ph tester - 4-in-1, - £4.99
Easy use simply • Insert probe into • Soil about 10cm - Free postage - New and Used
Easy use simply • Insert probe into • Soil about 10cm - Free postage - New and Used
Soil tester kit - soil, ph - £3.95
Perfect gardens flowers • Lawns indoor outdoor • Plants insert probe - Free postage - New and Used
Perfect gardens flowers • Lawns indoor outdoor • Plants insert probe - Free postage - New and Used
Meter lcd digital electric - ph, - £3.59
Easy read lcd • Display provides quick • Accurate readings from - Free postage - New and Used
Easy read lcd • Display provides quick • Accurate readings from - Free postage - New and Used
Meter lcd digital electric - lcd, - £3.98
Type tester accuracy • 0.2ph 0.1ph resolution • Handheld pen style - Free postage - New and Used
Type tester accuracy • 0.2ph 0.1ph resolution • Handheld pen style - Free postage - New and Used
In1 soil tester water - in1, - £3.83
Wait reading stabilize • Note result range • 3.5 acid alkaline - Free postage - New and Used
Wait reading stabilize • Note result range • 3.5 acid alkaline - Free postage - New and Used
Bluelab meters guardian - ph, - £346.95
Replaceable bluelab probe • Inline rated bar • Bnc connection continuously - Free postage - New and Used
Replaceable bluelab probe • Inline rated bar • Bnc connection continuously - Free postage - New and Used
Growth technology buffer - buffer, 4 - £5.20
Growth technology buffer • Solutions - Free postage - New and Used
Growth technology buffer • Solutions - Free postage - New and Used
Digital salinity ph - 3, - £10.99
Water quality monitor • Digital salinity tester • Meter modern compact - Free postage - New and Used
Water quality monitor • Digital salinity tester • Meter modern compact - Free postage - New and Used
Digital water quality - digital, - £18.99
Lcd green backlight • Multi function this • Which can used - Free postage - New and Used
Lcd green backlight • Multi function this • Which can used - Free postage - New and Used
Digital soil ph tester - 4-in-1, - £4.75
Easy use simply • Insert probe into • Soil about 10cm - Free postage - New and Used
Easy use simply • Insert probe into • Soil about 10cm - Free postage - New and Used
In1 soil tester - soil, - £4.12
Probe should inserted • Into soil depth • Two thirds more - Free postage - New and Used
Probe should inserted • Into soil depth • Two thirds more - Free postage - New and Used
Soil tester kit - soil, 3-in-1 - £4.29
Take guesswork out • Gardening this3 soil • Tester kit help - Free postage - New and Used
Take guesswork out • Gardening this3 soil • Tester kit help - Free postage - New and Used
Soil tester kit - kit, 3-in-1 - £3.99
- Free postage - New and Used
- Free postage - New and Used
New meter for aquarium - ph, - £20.49
Range 0.00 14.00ph • Accuracy 0.1ph resolution • 0.01ph battery dc6v - Free postage - New and Used
Range 0.00 14.00ph • Accuracy 0.1ph resolution • 0.01ph battery dc6v - Free postage - New and Used
Vivosun digital meter - digital, - £9.99
- Free postage - New and Used
- Free postage - New and Used
Digital meter pen water - ph, - £6.49
Wide range applications • Ideal testing water • Aquariums hydroponics pools - Free postage - New and Used
Wide range applications • Ideal testing water • Aquariums hydroponics pools - Free postage - New and Used
Hydroponics pen digital - hydroponics, - £13.99
Helping grower calculate • Best optimum level • Maximise growth yield - Free postage - New and Used
Helping grower calculate • Best optimum level • Maximise growth yield - Free postage - New and Used
Multifunction digital water - multifunction, - £19.49
Accuracy 0.05ph resolution • 0.01ph • Reading - Free postage - New and Used
Accuracy 0.05ph resolution • 0.01ph • Reading - Free postage - New and Used
Digital soil ph tester - ph, - £7.49
Its user friendly • Design makes suitable • Both beginners experienced - Free postage - New and Used
Its user friendly • Design makes suitable • Both beginners experienced - Free postage - New and Used
100 strips soil - soil, tester - £6.59
Enhanced accuracy second • Generation soil test • Kit features pad - Free postage - New and Used
Enhanced accuracy second • Generation soil test • Kit features pad - Free postage - New and Used
Plant ph pen - ph, - £29.95
Lightweight ideal any • Growroom - Free postage - New and Used
Lightweight ideal any • Growroom - Free postage - New and Used
Apera instruments ph20 value - ph20, - £63.10
Accuracy 0.1 0.5 • Range 14.0 temperature • Atc - Free postage - New and Used
Accuracy 0.1 0.5 • Range 14.0 temperature • Atc - Free postage - New and Used
Ph buffer powder - buffer, - £9.18
- Free postage - New and Used
- Free postage - New and Used
Professional accurate meter - ph, - £33.29
Replaceable bnc electrode • Need change whole • Water quality monitor - Free postage - New and Used
Replaceable bnc electrode • Need change whole • Water quality monitor - Free postage - New and Used
100x water moisture light - water, - £5.11
Soil that too • Alkaline important factor • Limiting crop yield - Free postage - New and Used
Soil that too • Alkaline important factor • Limiting crop yield - Free postage - New and Used
Digital soil ph tester - digital, - £6.99
Its user friendly • Design makes suitable • Both beginners experienced - Free postage - New and Used
Its user friendly • Design makes suitable • Both beginners experienced - Free postage - New and Used
Digital soil ph tester - ph, - £15.89
Easy use simply • Insert probe into • Soil about 10cm - Free postage - New and Used
Easy use simply • Insert probe into • Soil about 10cm - Free postage - New and Used
In1 soil tester water - in1, - £5.50
Readings range alkalin • 3.5a cidic value • 3.5 step remove - Free postage - New and Used
Readings range alkalin • 3.5a cidic value • 3.5 step remove - Free postage - New and Used
Digital meter water tester - ph, - £4.85
Atc function automatic • Temperature compensation accounts • Automatically lightweight easy - Free postage - New and Used
Atc function automatic • Temperature compensation accounts • Automatically lightweight easy - Free postage - New and Used
Meter lcd digital electric - meter, - £4.98
Atc function automatic • Temperature compensation accounts • Automatically lightweight easy - Free postage - New and Used
Atc function automatic • Temperature compensation accounts • Automatically lightweight easy - Free postage - New and Used
Infinity hydroponic meter - infinity, - £99.95
- Free postage - New and Used
- Free postage - New and Used
Bluelab replacement probe - ph, - £69.99
- Free postage - New and Used
- Free postage - New and Used
Tester pen digital ph - tester, - £19.99
Grow gadgets digital • Tester pen budget • Friendly monitoring tool - Free postage - New and Used
Grow gadgets digital • Tester pen budget • Friendly monitoring tool - Free postage - New and Used
Soil moisture meter ph - moisture, - £5.39
Soil testing application • Gardening farming lawn • Plant care prevents - Free postage - New and Used
Soil testing application • Gardening farming lawn • Plant care prevents - Free postage - New and Used
Soil meter tester test - soil, - £11.83
High precision rapid • Detection soil acidity • Table numbers 2.5 - Free postage - New and Used
High precision rapid • Detection soil acidity • Table numbers 2.5 - Free postage - New and Used
Soil moisture meter watering - soil, - £4.49
Soil testing tool • Acidity alkalinity create • Best growing conditions - Free postage - New and Used
Soil testing tool • Acidity alkalinity create • Best growing conditions - Free postage - New and Used
Soil tester kit - soil, ph - £4.45
Probe should inserted • Into soil depth • Two thirds more - Free postage - New and Used
Probe should inserted • Into soil depth • Two thirds more - Free postage - New and Used
Soil ph tester - 1, - £4.55
Built durable lightweight • Design this soil • Tester easy carry - Free postage - New and Used
Built durable lightweight • Design this soil • Tester easy carry - Free postage - New and Used
Bluelab combo meter - combo, ec - £274.50
You can see • From picture probes • Are separate unlikely - Free postage - New and Used
You can see • From picture probes • Are separate unlikely - Free postage - New and Used
Pocket meter fish - fish, tank - £8.70
Specifications material abs • Plastic measuring range • 0.00 00ph resolving - Free postage - New and Used
Specifications material abs • Plastic measuring range • 0.00 00ph resolving - Free postage - New and Used
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Everything you need to know about ph meters
Whether you are looking for a brand-new or second-hand ph meters, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £3.46, while premium listings can reach £346.95 — giving you a wide budget spread to work with. The average price of £26.21 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.