Water leak detector
Water leak detector for sale on Ireland's largest auction and classifieds sites
Water leak detector with - leak, - £42.50
Leak detector will • Features integrated automatic • Shut off feature - Free postage - New and Used
Leak detector will • Features integrated automatic • Shut off feature - Free postage - New and Used
Water leak sensor flood - sensor, - £5.99
This highly responsive • Water leak detector • Features instant alert - Free postage - New and Used
This highly responsive • Water leak detector • Features instant alert - Free postage - New and Used
Leakbot latest model smart - latest, - £44.99
Compatible leakbot syncs • Your phone via • App easy install - Free postage - New and Used
Compatible leakbot syncs • Your phone via • App easy install - Free postage - New and Used
Water leakage detection - water, - £34.69
Water pipe leak • Detector sensor kit • Dual probes earphone - Free postage - New and Used
Water pipe leak • Detector sensor kit • Dual probes earphone - Free postage - New and Used
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Leakage alarm detector - alarm, - £4.80
Detector 120db extra • Loud alarm 110db • Siren alerts you - Free postage - New and Used
Detector 120db extra • Loud alarm 110db • Siren alerts you - Free postage - New and Used
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48 listings · from £4.8 · avg £16.94
⚠️ These listings were last updated more than 27 days ago.
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Browse 48 water leak detector listings currently in our index. Prices range from £4.8 to £44.99, with an average of £16.94. 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 water leak detector →
Water leakage detection - water, - £6.39
Water leak detector • Multi functional sound • Detection various construction - Free postage - New and Used
Water leak detector • Multi functional sound • Detection various construction - Free postage - New and Used
Tuya smart wifi - wifi, water - £5.39
Tuya wifi smart • Water leak sensor • Liquid leakage alarm - Free postage - New and Used
Tuya wifi smart • Water leak sensor • Liquid leakage alarm - Free postage - New and Used
Water leakage detection - leakage, - £8.47
Accurate leak detection • Quickly locates underground • Hidden water pipe - Free postage - New and Used
Accurate leak detection • Quickly locates underground • Hidden water pipe - Free postage - New and Used
Water leakage detection - water, - £32.99
Water pipe leak • Detector sensor kit • Dual probes earphone - Free postage - New and Used
Water pipe leak • Detector sensor kit • Dual probes earphone - Free postage - New and Used
Smart wifi water - smart, - £5.80
Loud local alarm • Instant warning - Free postage - New and Used
Loud local alarm • Instant warning - Free postage - New and Used
Leakage alarm detector - alarm, - £6.83
Automatic operation use • Water heater sink • Cabinet sump pump - Free postage - New and Used
Automatic operation use • Water heater sink • Cabinet sump pump - Free postage - New and Used
Leakbot smart water - leakbot, - £43.99
Leakbot takes less • Than minutes fit • You don need - Free postage - New and Used
Leakbot takes less • Than minutes fit • You don need - Free postage - New and Used
Water leak sensor - leak, - £6.75
Easy use just • Place sensor floor • Near potential leak - Free postage - New and Used
Easy use just • Place sensor floor • Near potential leak - Free postage - New and Used
Water leakage detection - leakage, - £34.65
Water pipe leak • Detector sensor kit • Dual probes earphone - Free postage - New and Used
Water pipe leak • Detector sensor kit • Dual probes earphone - Free postage - New and Used
Genuine leakbot smart - genuine, - £43.99
Leakbot takes less • Than minutes fit • You don need - Free postage - New and Used
Leakbot takes less • Than minutes fit • You don need - Free postage - New and Used
Professional water leak - water, - £9.92
Water leakage detector • Very essential tool • Adopts new component - Free postage - New and Used
Water leakage detector • Very essential tool • Adopts new component - Free postage - New and Used
Wifi water leak sensor - wifi, - £8.99
Ip67 waterproof water • Leakage detector probe • Wall mounted easy - Free postage - New and Used
Ip67 waterproof water • Leakage detector probe • Wall mounted easy - Free postage - New and Used
Water leak sensor - water, - £6.52
Buttons programming just • Place where you • Want check water - Free postage - New and Used
Buttons programming just • Place where you • Want check water - Free postage - New and Used
Tuya smart wifi water - smart, leak - £17.53
Alarm without battery • High decibel sound • 100db solar water - Free postage - New and Used
Alarm without battery • High decibel sound • 100db solar water - Free postage - New and Used
Leakage alarm detector water - leakage, - £4.89
Automatic operation use • Water heater sink • Cabinet sump pump - Free postage - New and Used
Automatic operation use • Water heater sink • Cabinet sump pump - Free postage - New and Used
Smart water leak alarm - smart, - £6.78
Piece water alarm • Sensor like settle • Any problem friendly - Free postage - New and Used
Piece water alarm • Sensor like settle • Any problem friendly - Free postage - New and Used
Tuya smart wifi - tuya, - £5.90
Tuya wifi smart • Water leak sensor • Liquid leakage alarm - Free postage - New and Used
Tuya wifi smart • Water leak sensor • Liquid leakage alarm - Free postage - New and Used
Water leakage detection - water, - £8.42
This portable pipeline • Leak detector practical • Tool quickly identifying - Free postage - New and Used
This portable pipeline • Leak detector practical • Tool quickly identifying - Free postage - New and Used
Azuno digital wood moisture - azuno, - £24.99
- Free postage - New and Used
- Free postage - New and Used
120db water leak alarm - water, - £10.79
Water leak alarm • Siren sound level • Triggered when leakage - Free postage - New and Used
Water leak alarm • Siren sound level • Triggered when leakage - Free postage - New and Used
Leakbot smart water - smart, leak - £44.99
Compatible both android • Ios devices this • Technology allows you - Free postage - New and Used
Compatible both android • Ios devices this • Technology allows you - Free postage - New and Used
Water leak detector - water, - £19.36
- Free postage - New and Used
- Free postage - New and Used
Wifi water leak sensor flood - leak, - £6.99
Water leakage detector • Probe wall mounted • Easy use removable - Free postage - New and Used
Water leakage detector • Probe wall mounted • Easy use removable - Free postage - New and Used
Mechanical leak hearer - mechanical, - £21.90
Impact resistant build • Built last underground • Water pipe leak - Free postage - New and Used
Impact resistant build • Built last underground • Water pipe leak - Free postage - New and Used
Smartwares water leak - leak, detector - £17.99
Requires smartwares link • Hub smartphone notifications • Water leak detection - Free postage - New and Used
Requires smartwares link • Hub smartphone notifications • Water leak detection - Free postage - New and Used
Water leak detector - water, - £15.99
Remote monitoring smart • Life app you • Can monitor leak - Free postage - New and Used
Remote monitoring smart • Life app you • Can monitor leak - Free postage - New and Used
Ultrasonic leak detector - ultrasonic, - £33.80
Set ultrasonic leak • Detector very suitable • Detecting cracks pipes - Free postage - New and Used
Set ultrasonic leak • Detector very suitable • Detecting cracks pipes - Free postage - New and Used
High quality water leak - high, - £10.46
Water leakage detector • Very essential tool • Adopts new component - Free postage - New and Used
Water leakage detector • Very essential tool • Adopts new component - Free postage - New and Used
Switchbot wifi water sensor - wifi, - £27.19
This switchbot wifi • Water sensor provides • Peace mind real - Free postage - New and Used
This switchbot wifi • Water sensor provides • Peace mind real - Free postage - New and Used
Wifi water leak sensor flood - water, - £7.26
Wifi enabledwater leak • Flood detection key • Features our team - Free postage - New and Used
Wifi enabledwater leak • Flood detection key • Features our team - Free postage - New and Used
Professional water leak - professional, - £10.67
Water leakage detector • Very essential tool • Adopts new component - Free postage - New and Used
Water leakage detector • Very essential tool • Adopts new component - Free postage - New and Used
Digital moisture meter water - digital, - £9.48
Can used test • All kinds paperboard • Dry cargo due - Free postage - New and Used
Can used test • All kinds paperboard • Dry cargo due - Free postage - New and Used
Professional water leak - professional, - £10.25
Water leakage detector • Very essential tool • Adopts new component - Free postage - New and Used
Water leakage detector • Very essential tool • Adopts new component - Free postage - New and Used
Ultrasonic leak detector air - leak, - £35.08
Set ultrasonic leak • Detector apple peeler • Slicer corer dicer - Free postage - New and Used
Set ultrasonic leak • Detector apple peeler • Slicer corer dicer - Free postage - New and Used
Smart wifi water leak - 4x, - £11.99
Type wifi smart • Water leakage alarm • When you buy - Free postage - New and Used
Type wifi smart • Water leakage alarm • When you buy - Free postage - New and Used
Pipeline leakage detector - £8.44
- Free postage - New and Used
- Free postage - New and Used
Wifi water leak sensor - water, - £5.99
Wifi water leak • Sensor flood leakage • Detector white battery - Free postage - New and Used
Wifi water leak • Sensor flood leakage • Detector white battery - Free postage - New and Used
Serenable water leak detectors - water, - £7.09
Sensor uses 2.4g • Wifi communicate server • Data wall mounted - Free postage - New and Used
Sensor uses 2.4g • Wifi communicate server • Data wall mounted - Free postage - New and Used
Water leakage detection - water, - £8.99
Accurate leak detection • Quickly locates underground • Hidden water pipe - Free postage - New and Used
Accurate leak detection • Quickly locates underground • Hidden water pipe - Free postage - New and Used
Water leak sensor detector - water, - £7.87
Buttons programming just • Place where you • Want check water - Free postage - New and Used
Buttons programming just • Place where you • Want check water - Free postage - New and Used
Sonoff zigbee water leak - zigbee, - £11.99
Integrates zigbee hubs • 3.0 protocol such • Sonoff nspanel pro - Free postage - New and Used
Integrates zigbee hubs • 3.0 protocol such • Sonoff nspanel pro - Free postage - New and Used
Smart tuya wifi water - tuya, leak - £11.99
Type wifi smart • Water leakage alarm • Battery event very - Free postage - New and Used
Type wifi smart • Water leakage alarm • Battery event very - Free postage - New and Used
Water leakage detection - water, - £34.33
Water pipe leak • Detector sensor kit • Dual probes earphone - Free postage - New and Used
Water pipe leak • Detector sensor kit • Dual probes earphone - Free postage - New and Used
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Everything you need to know about water leak detector
Whether you are looking for a brand-new or second-hand water leak detector, 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 £4.8, while premium listings can reach £44.99 — giving you a wide budget spread to work with. The average price of £16.94 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.