Hydrogen generator
Hydrogen generator for sale on Ireland's largest auction and classifieds sites
Hydrogen water bottle 450ml - water, - £10.79
- Free postage - New and Used
- Free postage - New and Used
95l oxygen hydrogen - oxygen, gas - £111.55
Set oxygen hydrogen • Polishing machine operation • Gas pressure0.08 0.13mpa - Free postage - New and Used
Set oxygen hydrogen • Polishing machine operation • Gas pressure0.08 0.13mpa - Free postage - New and Used
Pem electrolyzer hydrogen - pem, - £120.00
Circulation mode gravity • Requires vertical distance • Between tank water - Free postage - New and Used
Circulation mode gravity • Requires vertical distance • Between tank water - Free postage - New and Used
75l oxygen hydrogen - oxygen, gas - £117.47
Note there electrolytic • Powder product parts • Plug machine british - Free postage - New and Used
Note there electrolytic • Powder product parts • Plug machine british - Free postage - New and Used
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Hydrogen generator hho - hho, dry - £114.06
This item has • Been developed people • Who would like - Free postage - New and Used
This item has • Been developed people • Who would like - Free postage - New and Used
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48 listings · from £8.89 · avg £92.89
⚠️ These listings were last updated more than 17 days ago.
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Browse 48 hydrogen generator listings currently in our index. Prices range from £8.89 to £573.32, with an average of £92.89. 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 hydrogen generator →
2026 hydrogen rich generator - 2026, - £10.99
Hydrogens rich water • Reduce blood viscosity • Improve microcirculation enhance - Free postage - New and Used
Hydrogens rich water • Reduce blood viscosity • Improve microcirculation enhance - Free postage - New and Used
Hydrogen generator hho dry - generator, - £291.90
This one latest • Products from hydrogen • Cell suitable torches - Free postage - New and Used
This one latest • Products from hydrogen • Cell suitable torches - Free postage - New and Used
2025 new hydrogen water - new, - £16.99
Dual chamber technology • New tech molecular • There hole bottom - Free postage - New and Used
Dual chamber technology • New tech molecular • There hole bottom - Free postage - New and Used
Hydrogen rich generator water - hydrogen, - £10.17
Have here sale • Hydrogen water generator • Bottle - Free postage - New and Used
Have here sale • Hydrogen water generator • Bottle - Free postage - New and Used
Althy hydrogen water - hydrogen, - £93.60
Althy water healthy • Life all products • Official one year - Free postage - New and Used
Althy water healthy • Life all products • Official one year - Free postage - New and Used
Electric hydrogen water - electric, - £47.99
Improve water quality • Hydrogen generator can • Produce large amount - Free postage - New and Used
Improve water quality • Hydrogen generator can • Produce large amount - Free postage - New and Used
Pure hydrogen generator - h2,, - £573.32
Pro hydrogen generator • Pure separation patent • Cells kits kit - Free postage - New and Used
Pro hydrogen generator • Pure separation patent • Cells kits kit - Free postage - New and Used
2025 new hydrogen - new, - £12.99
- Free postage - New and Used
- Free postage - New and Used
Althy hydrogen inhalation - hydrogen, - £366.00
Althy 99.99 high • Purity hydrogen inhalation • Machine low noise - Free postage - New and Used
Althy 99.99 high • Purity hydrogen inhalation • Machine low noise - Free postage - New and Used
Althy hydrogen water - althy, - £63.60
Althy water healthy • Life all products • Official one year - Free postage - New and Used
Althy water healthy • Life all products • Official one year - Free postage - New and Used
Hydrogen water generator - hydrogen, - £28.00
New unused original • Packaging accessories usb • Charger crevice cleaning - Free postage - New and Used
New unused original • Packaging accessories usb • Charger crevice cleaning - Free postage - New and Used
420ml usb charging hydrogen - 420ml, - £12.89
Features only takes • Minutes produce cup • Hydrogen rich water - Free postage - New and Used
Features only takes • Minutes produce cup • Hydrogen rich water - Free postage - New and Used
Hydrogen water bottle portable - hydrogen, - £18.50
Lid open keep • When producing hydrogen • Prevent odour buildup - Free postage - New and Used
Lid open keep • When producing hydrogen • Prevent odour buildup - Free postage - New and Used
Hydrogen water bottle 5l - hydrogen, - £23.89
Features uses spe • Pem technology dupont • Membranes quickly produce - Free postage - New and Used
Features uses spe • Pem technology dupont • Membranes quickly produce - Free postage - New and Used
Althy hydrogen water generator - althy, - £58.80
Water • Healthy life all • Products provide althy - Free postage - New and Used
Water • Healthy life all • Products provide althy - Free postage - New and Used
Purify hydrogen - purify™, - £26.70
Sealed brand new • Unwanted gift - Free postage - New and Used
Sealed brand new • Unwanted gift - Free postage - New and Used
Hydrogen water bottle 450ml - water, - £13.69
Thermos flask stainless • Unbreakable vacuum handle • Drinks bottle leak - Free postage - New and Used
Thermos flask stainless • Unbreakable vacuum handle • Drinks bottle leak - Free postage - New and Used
75l oxygen hydrogen - 75l, hho - £117.48
New model apm • H160 its maximum • Output gas 75l - Free postage - New and Used
New model apm • H160 its maximum • Output gas 75l - Free postage - New and Used
Electric hydrogen water - 2l, - £50.99
Improve water quality • Hydrogen generator can • Produce large amount - Free postage - New and Used
Improve water quality • Hydrogen generator can • Produce large amount - Free postage - New and Used
Hho hydrogen generator drycell - hho, - £47.50
Hho dry cell • Never used 9x316 • Surgical grade laser - Free postage - New and Used
Hho dry cell • Never used 9x316 • Surgical grade laser - Free postage - New and Used
Hydrogen generator hho - hydrogen, - £114.06
This item has • Been developed people • Who would like - Free postage - New and Used
This item has • Been developed people • Who would like - Free postage - New and Used
Hydrogen rich generator - uk, - £10.99
Capacity 450ml benefits • Drinking hydrogen water • Improve cell health - Free postage - New and Used
Capacity 450ml benefits • Drinking hydrogen water • Improve cell health - Free postage - New and Used
Hydrogen rich generator water - hydrogen, - £8.89
Different styles have • Product details please • Read carefully before - Free postage - New and Used
Different styles have • Product details please • Read carefully before - Free postage - New and Used
High purity hydrogen - high-purity, generator - £517.55
Purifier made polycarbonate • 550w digital dental • Lab dust collector - Free postage - New and Used
Purifier made polycarbonate • 550w digital dental • Lab dust collector - Free postage - New and Used
Althy performance hydrogen - althy, - £84.00
Water • Healthy life all • Products provide althy - Free postage - New and Used
Water • Healthy life all • Products provide althy - Free postage - New and Used
Electric hydrogen water - 2l, - £64.97
Hydrogen concentration 0.8 • 1.2ppm plug type • Rich water machine - Free postage - New and Used
Hydrogen concentration 0.8 • 1.2ppm plug type • Rich water machine - Free postage - New and Used
Althy hydrogen water - hydrogen, - £48.11
Why choose althy • Classic1 scientific studies • Have shown that - Free postage - New and Used
Why choose althy • Classic1 scientific studies • Have shown that - Free postage - New and Used
Hydrogen water generator - hydrogen, - £68.39
Electric hydrogen water • Ionizer generator machine • Concentration 0.8 1.2ppm - Free postage - New and Used
Electric hydrogen water • Ionizer generator machine • Concentration 0.8 1.2ppm - Free postage - New and Used
Hydrogen water bottle usb - hydrogen, - £9.89
Features only takes • Minutes produce cup • Hydrogen rich water - Free postage - New and Used
Features only takes • Minutes produce cup • Hydrogen rich water - Free postage - New and Used
Hydrogen rich generator - hydrogen-rich, - £11.29
Hydrogen water • Safety electrolysis technology • Promotes stable combination - Free postage - New and Used
Hydrogen water • Safety electrolysis technology • Promotes stable combination - Free postage - New and Used
Hydrogen water generator - hydrogen, - £66.11
Hydrogen concentration 0.8 • 1.2ppm ammonia output • Water machine distilled - Free postage - New and Used
Hydrogen concentration 0.8 • 1.2ppm ammonia output • Water machine distilled - Free postage - New and Used
2025 hydrogen rich generator - hydrogen, - £10.64
Have here sale • Hydrogen water generator • Bottle - Free postage - New and Used
Have here sale • Hydrogen water generator • Bottle - Free postage - New and Used
Hydrogen generator - hydrogen, - £147.59
Electrolyzer height 160mm • Cell ideal laboratory • Testing industrial applications - Free postage - New and Used
Electrolyzer height 160mm • Cell ideal laboratory • Testing industrial applications - Free postage - New and Used
Kangen water electric - electric, hydrogen - £82.69
Hydrogen rich magnetization • Water ionizer generator • Machine filter drink - Free postage - New and Used
Hydrogen rich magnetization • Water ionizer generator • Machine filter drink - Free postage - New and Used
Electric hydrogen rich - 2l, - £64.97
Electric hydrogen water • Ionizer generator machine • Concentration 0.8 1.2ppm - Free postage - New and Used
Electric hydrogen water • Ionizer generator machine • Concentration 0.8 1.2ppm - Free postage - New and Used
Hho hydrogen generator - hydrogen, dry - £80.78
Acid resistant • This new version • End plates that - Free postage - New and Used
Acid resistant • This new version • End plates that - Free postage - New and Used
Hydrogen water generator - water, - £26.16
This transforms ordinary • Drinking water into • Hydrogen rich alkaline - Free postage - New and Used
This transforms ordinary • Drinking water into • Hydrogen rich alkaline - Free postage - New and Used
Electric hydrogen rich - 2l, - £68.39
Electric hydrogen water • Ionizer generator machine • Concentration 0.8 1.2ppm - Free postage - New and Used
Electric hydrogen water • Ionizer generator machine • Concentration 0.8 1.2ppm - Free postage - New and Used
2025 hydrogen rich generator - rich, - £10.99
Hydrogens rich water • Bottle ionizer generator • Reduce blood viscosity - Free postage - New and Used
Hydrogens rich water • Bottle ionizer generator • Reduce blood viscosity - Free postage - New and Used
2025 new hydrogen water - 2025, - £10.69
Capacity 420ml benefits • Drinking hydrogen water • Improve cell health - Free postage - New and Used
Capacity 420ml benefits • Drinking hydrogen water • Improve cell health - Free postage - New and Used
Hydrogen water bottle portable - water, - £9.90
Features only takes • Minutes produce cup • Hydrogen rich water - Free postage - New and Used
Features only takes • Minutes produce cup • Hydrogen rich water - Free postage - New and Used
Electric hydrogen water - 2l, - £64.97
Hydrogen concentration 0.8 • 1.2ppm plug type • Rich water machine - Free postage - New and Used
Hydrogen concentration 0.8 • 1.2ppm plug type • Rich water machine - Free postage - New and Used
Oxyhydrogen generator - oxyhydrogen, generator- - £516.70
This oxyhydrogen generator • Used heavy duty • Industrial tool capable - Free postage - New and Used
This oxyhydrogen generator • Used heavy duty • Industrial tool capable - Free postage - New and Used
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Everything you need to know about hydrogen generator
Whether you are looking for a brand-new or second-hand hydrogen generator, 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 £8.89, while premium listings can reach £573.32 — giving you a wide budget spread to work with. The average price of £92.89 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.