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Smoke alarm year lifetime - smoke,

Smoke alarm year lifetime - smoke,

£5.49
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Fireangel fa6620 r - fireangel, fa6620‑r

Fireangel fa6620 r - fireangel, fa6620‑r

£24.99
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Wireless interlinked smoke - wireless, &

Wireless interlinked smoke - wireless, &

£26.98
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Kidde 10y29 optical - 10y29, smoke

Kidde 10y29 optical - 10y29, smoke

£28.50
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Angeleye smoke alarm - angeleye,

Angeleye smoke alarm - angeleye,

£7.00
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Home fire alarm smoke - alarm,

Home fire alarm smoke - alarm,

£8.99
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Smoke alarm year - 2x, life

Smoke alarm year - 2x, life

£11.99
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Home fire alarm - home,

Home fire alarm - home,

£4.69
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Carbon monoxide alarm year - carbon, 10

Carbon monoxide alarm year - carbon, 10

£15.60
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Home fire alarm smoke - smoke, detector

Home fire alarm smoke - smoke, detector

£20.49
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Fireangel optical smoke - fireangel, alarm

Fireangel optical smoke - fireangel, alarm

£12.99
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Aico ei160e mains - mains, powered

Aico ei160e mains - mains, powered

£4.91
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Smoke alarm year battery - 10,

Smoke alarm year battery - 10,

£9.99
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Ultrafire ulls10 year - ulls10,

Ultrafire ulls10 year - ulls10,

£9.95
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Kidde k10llco year carbon - k10llco,

Kidde k10llco year carbon - k10llco,

£17.06
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Kidde 10y29 optical - 10y29, smoke

Kidde 10y29 optical - 10y29, smoke

£15.00
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Year life smoke - 10, fire

Year life smoke - 10, fire

£5.95
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Kidde optical smoke alarm - optical,

Kidde optical smoke alarm - optical,

£13.99
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Home fire alarm independent - home,

Home fire alarm independent - home,

£4.54
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Home fire alarm smoke - alarm,

Home fire alarm smoke - alarm,

£4.77
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Interlinked heat smoke - interlinked, alarm

Interlinked heat smoke - interlinked, alarm

£135.99
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Kidde k10sco year long life - kidde,

Kidde k10sco year long life - kidde,

£26.99
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Fireangel multi sensor smoke - fireangel, multi-sensor

Fireangel multi sensor smoke - fireangel, multi-sensor

£10.80
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Fireangel sb1 optical - sb1-tp-r,

Fireangel sb1 optical - sb1-tp-r,

£9.99
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Home fire alarm smoke detector - fire,

Home fire alarm smoke detector - fire,

£21.97
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Smoke alarm year life - alarm, 10

Smoke alarm year life - alarm, 10

£4.99
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Kidde optical smoke - kidde, alarm

Kidde optical smoke - kidde, alarm

£20.99
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Kidde smoke alarm with - smoke,

Kidde smoke alarm with - smoke,

£11.39
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Fireangel optical alarm - fireangel,

Fireangel optical alarm - fireangel,

£29.99
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Smoke alarms 1x heat - smoke,

Smoke alarms 1x heat - smoke,

£45.99
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Sdllsm year lithium - bg, 10

Sdllsm year lithium - bg, 10

£5.98
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Firehawk fhb10 long - firehawk, life

Firehawk fhb10 long - firehawk, life

£12.94
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Fireangel 620 thermoptek - st-620-fi,

Fireangel 620 thermoptek - st-620-fi,

£8.49
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Aico ei650i optical smoke - ei650i,

Aico ei650i optical smoke - ei650i,

£13.00
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Home fire alarm - 3x,

Home fire alarm - 3x,

£10.32
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Aico ei141rc ei144rc - aico, &

Aico ei141rc ei144rc - aico, &

£65.99
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Wireless interlinked smoke - wireless,

Wireless interlinked smoke - wireless,

£69.99
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Kidde firex kf20 - kidde, wired

Kidde firex kf20 - kidde, wired

£21.99
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Smoke alarm year lithium - alarm, 10-year

Smoke alarm year lithium - alarm, 10-year

£29.99
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Smoke alarm year battery - 10,

Smoke alarm year battery - 10,

£19.95
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Smoke alarm year life - smoke,

Smoke alarm year life - smoke,

£5.75
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Google nest protect - smoke, co

Google nest protect - smoke, co

£250.30
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Year life home fire alarm - year,

Year life home fire alarm - year,

£6.99
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Twin pack fireangel optical - fireangel,

Twin pack fireangel optical - fireangel,

£16.15
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Fireangel smoke alarm with - smoke,

Fireangel smoke alarm with - smoke,

£13.99
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Home fire alarm independent - 3x,

Home fire alarm independent - 3x,

£10.48
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Kidde 2030 dsr battery - kidde, 2030-dsr

Kidde 2030 dsr battery - kidde, 2030-dsr

£13.99
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Year life home - year, alarm

Year life home - year, alarm

£79.29
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Smoke alarm year - 2x,

Smoke alarm year - 2x,

£9.19
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Smoke alarm detector - smoke,

Smoke alarm detector - smoke,

£9.99
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Smoke alarm with - with, 10

Smoke alarm with - with, 10

£5.59
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Home fire alarm - home,

Home fire alarm - home,

£5.12
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Fire alarm smoke detector - alarm,

Fire alarm smoke detector - alarm,

£5.50
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Home smoke alarm with year - home,

Home smoke alarm with year - home,

£5.59
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Sense xs01 mini smoke - 1,

Sense xs01 mini smoke - 1,

£47.50
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Smoke alarm with - smoke,

Smoke alarm with - smoke,

£7.99
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Fire angel multi - fire,

Fire angel multi - fire,

£16.99
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Aico ei650irf optical smoke - aico,

Aico ei650irf optical smoke - aico,

£57.90
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Tuya wifi smoke alarm fire - wifi,

Tuya wifi smoke alarm fire - wifi,

£12.91
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Smoke alarm set year - alarm,

Smoke alarm set year - alarm,

£5.99
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Fireangel safe wst 630t - fireangel, 2

Fireangel safe wst 630t - fireangel, 2

£24.99
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Fireangel 750 thermoptek - fireangel, thermoptek®

Fireangel 750 thermoptek - fireangel, thermoptek®

£17.95
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Fireangel 622t white smoke - white,

Fireangel 622t white smoke - white,

£10.00
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Aico ei3016 white optical - aico,

Aico ei3016 white optical - aico,

£363.70
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Optical smoke alarm - x,

Optical smoke alarm - x,

£10.95
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Optical smoke alarm - 2x,

Optical smoke alarm - 2x,

£15.62
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Kidde 29hd optical - kidde,

Kidde 29hd optical - kidde,

£13.99
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Aico ei3016 mains - ei3016,

Aico ei3016 mains - ei3016,

£31.90
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Aico ei650irf smoke alarms - 2x,

Aico ei650irf smoke alarms - 2x,

£57.99
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Status photoelectric smoke - photoelectric,

Status photoelectric smoke - photoelectric,

£5.88
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Fireangel various alarms - fireangel,

Fireangel various alarms - fireangel,

£12.95
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Fireangel 622t smoke alarm - st-622t,

Fireangel 622t smoke alarm - st-622t,

£14.99
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Home fire alarm - alarm, smoke

Home fire alarm - alarm, smoke

£16.25
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Year life home - home, fire

Year life home - home, fire

£5.99
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Smoke alarm year battery - smoke,

Smoke alarm year battery - smoke,

£10.99
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Smoke alarm with year life - year,

Smoke alarm with year life - year,

£5.49
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Fireangel sb1r smoke alarm - fireangel,

Fireangel sb1r smoke alarm - fireangel,

£10.37
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Home fire alarm - fire,

Home fire alarm - fire,

£4.85
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Home fire alarm independent - fire,

Home fire alarm independent - fire,

£19.99
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Fireangel 750t smoke alarm - smoke,

Fireangel 750t smoke alarm - smoke,

£17.95
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Kidde dy29rb year - kidde,

Kidde dy29rb year - kidde,

£14.79
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Optical smoke alarm mains - smoke,

Optical smoke alarm mains - smoke,

£22.44
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Smoke carbon monoxide alarm - &,

Smoke carbon monoxide alarm - &,

£9.99
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Smoke alarm year life - alarm,

Smoke alarm year life - alarm,

£7.99
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Home year life - 1, smoke

Home year life - 1, smoke

£5.59
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Home fire alarm twin - home,

Home fire alarm twin - home,

£8.49
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Aico ei3000mrf smartlink - aico,

Aico ei3000mrf smartlink - aico,

£37.10
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Wireless interlinked smoke - wireless,

Wireless interlinked smoke - wireless,

£64.99
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Smoke alarm year life - year,

Smoke alarm year life - year,

£17.99
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Sense smoke alarm for home - x-sense,

Sense smoke alarm for home - x-sense,

£12.17
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Lifesaver i9040eu smoke - lifesaver, alarm

Lifesaver i9040eu smoke - lifesaver, alarm

£3.50
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Home fire alarm independent - home,

Home fire alarm independent - home,

£5.23
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Pack smoke alarm year - 3,

Pack smoke alarm year - 3,

£14.99
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Aico ei3016 white optical - aico,

Aico ei3016 white optical - aico,

£12.93
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Smoke alarm year battery - alarm, 10-year

Smoke alarm year battery - alarm, 10-year

£23.15
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Brand new optical - , alarm

Brand new optical - , alarm

£130.70
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📊96 listings · from £3.5 · avg £25.87
⚠️ These listings were last updated more than 13 days ago. Search for fresh listings

Browse 96 smoke alarm listings currently in our index. Prices range from £3.5 to £363.7, with an average of £25.87. 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 smoke alarm →

Try this: ring smoke detector | dicon carbon monoxide alarm | fireangel st-620 replacement | emergi lite fire panel | pews | fire alarm sounder | ei166rc | carbon monoxide | cold alarm | mains carbon monoxide detector

Shop by budget

< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

Everything you need to know about smoke alarm

Whether you are looking for a brand-new or second-hand smoke alarm, eBay offers one of the largest selections available online. With 96 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 £3.5, while premium listings can reach £363.7 — giving you a wide budget spread to work with. The average price of £25.87 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.

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