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4 gas detector

4

4 gas detector for sale on largest auction and classifieds sites

Home / Gas Detection / 4 gas detector refurbished & used for sale | For Sale UK
Gasalert quattro gas - gasalert,

Gasalert quattro gas - gasalert,

£179.99
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Msa altair gas - msa,

Msa altair gas - msa,

£52.70
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Dräger 2500 4 gas - dräger,

Dräger 2500 4 gas - dräger,

£68.30
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Dräger 2500 4 - 4, gas

Dräger 2500 4 - 4, gas

£94.29
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Msa altair 4xr gas - altair,

Msa altair 4xr gas - altair,

£225.00
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Msa altair gas - msa,

Msa altair gas - msa,

£10.80
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Gedsfatti gas detector - gedsfatti,

Gedsfatti gas detector - gedsfatti,

£19.99
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Gasalert microclip gas - x3,

Gasalert microclip gas - x3,

£179.99
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Honeywell flex4 gas - honeywell, bw

Honeywell flex4 gas - honeywell, bw

£52.70
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Toptes guard 101 gas detector - toptes,

Toptes guard 101 gas detector - toptes,

£46.99
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Toptes guard 101 pro gas - toptes, guard-101

Toptes guard 101 pro gas - toptes, guard-101

£60.00
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Technologies microclip - bw,

Technologies microclip - bw,

£42.30
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Rothenberger rotest electronic - rotest,

Rothenberger rotest electronic - rotest,

£179.35
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Dräger 2500 4 gas - dräger,

Dräger 2500 4 gas - dräger,

£260.70
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Gmi ps200 gas - gas, detector

Gmi ps200 gas - gas, detector

£380.00
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Toptes guard 101pro - toptes, gas

Toptes guard 101pro - toptes, gas

£69.99
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Toptes guard 101 pro gas - guard-101,

Toptes guard 101 pro gas - guard-101,

£46.99
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Gasclip mgc simple - mgc,

Gasclip mgc simple - mgc,

£208.70
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Home fire alarm - 2, smoke

Home fire alarm - 2, smoke

£8.99
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Msa altair gas detector - msa, 4x

Msa altair gas detector - msa, 4x

£199.99
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Toptes guard 101pro - toptes, guard-101pro

Toptes guard 101pro - toptes, guard-101pro

£60.00
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Crowcon multi gas detector - crowcon,

Crowcon multi gas detector - crowcon,

£100.75
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Honeywell flex4 multi gas - bw, multi-gas

Honeywell flex4 multi gas - bw, multi-gas

£68.76
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Honeywell icon multi gas - honeywell, icon+

Honeywell icon multi gas - honeywell, icon+

£61.76
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Rothenberger rotest - rothenberger,

Rothenberger rotest - rothenberger,

£156.69
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Toptes guard 101 - toptes, gas

Toptes guard 101 - toptes, gas

£60.00
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Msa altair gas detector - msa,

Msa altair gas detector - msa,

£59.99
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Plug and gas detector - plug-in,

Plug and gas detector - plug-in,

£42.39
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Crowcon type portable gas - t4,

Crowcon type portable gas - t4,

£135.90
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Honeywell icon flex - bw,

Honeywell icon flex - bw,

£123.86
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Crowcon multi gas - crowcon,

Crowcon multi gas - crowcon,

£146.30
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Toptes guard 101 gas - guard-101,

Toptes guard 101 gas - guard-101,

£73.49
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Micro clip gas detector - micro,

Micro clip gas detector - micro,

£149.99
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Toptes guard 101 pro - toptes, 1

Toptes guard 101 pro - toptes, 1

£63.10
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Msa altair 4xr gas - msa,

Msa altair 4xr gas - msa,

£219.99
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Plug co and gas - 4,

Plug co and gas - 4,

£47.99
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Tuya wifi gas detector - wifi,

Tuya wifi gas detector - wifi,

£16.98
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Plug in gas - 1,

Plug in gas - 1,

£24.53
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Toptes guard 101 pro 1 - toptes, guard-101

Toptes guard 101 pro 1 - toptes, guard-101

£63.10
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Crowcon multi gas detector - multi,

Crowcon multi gas detector - multi,

£390.00
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Toptes guard 156 gas monitor - toptes,

Toptes guard 156 gas monitor - toptes,

£63.10
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Home fire alarm smoke - x,

Home fire alarm smoke - x,

£10.91
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Gas detector smart and - gas,

Gas detector smart and - gas,

£21.56
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Drager 2500 4 gas - x-am,

Drager 2500 4 gas - x-am,

£169.99
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Crowcon tetra gas - crowcon, 3

Crowcon tetra gas - crowcon, 3

£29.99
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Honeywell bw - (parts,

Honeywell bw - (parts,

£25.00
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Honeywell flex4 multi gas - honeywell,

Honeywell flex4 multi gas - honeywell,

£112.67
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Gasalert quattro gas - gasalert,

Gasalert quattro gas - gasalert,

£43.34
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Plug in carbon monoxide - 4-in-1,

Plug in carbon monoxide - 4-in-1,

£19.01
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Gasalert quattro gas - gasalert,

Gasalert quattro gas - gasalert,

£79.99
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Toptes guard 101 gas - guard-101,

Toptes guard 101 gas - guard-101,

£94.29
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Gmi 200 gas detector h2s - gas-detector,

Gmi 200 gas detector h2s - gas-detector,

£79.99
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Honeywell icon multi - bw,

Honeywell icon multi - bw,

£156.70
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Home fire alarm smoke detector - home,

Home fire alarm smoke detector - home,

£19.94
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Gas detector msa altair - gas,

Gas detector msa altair - gas,

£298.00
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Year life home - 10,

Year life home - 10,

£20.99
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Msa altair 4xr gas - msa, detector

Msa altair 4xr gas - msa, detector

£71.00
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In1 air quality - air,

In1 air quality - air,

£23.94
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Gas detectors units - detectors:,

Gas detectors units - detectors:,

£771.70
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Micro clip gas - clip, x3

Micro clip gas - clip, x3

£99.50
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Crowcon hoca multi gas - crowcon,

Crowcon hoca multi gas - crowcon,

£190.08
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Drager 3000 4 gas - drager,

Drager 3000 4 gas - drager,

£83.85
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Crowcon triple plus - crowcon, ch4

Crowcon triple plus - crowcon, ch4

£199.34
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Drager xam 3000 gas - drager,

Drager xam 3000 gas - drager,

£73.45
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Rothenberger rotest gas leak - rothenberger,

Rothenberger rotest gas leak - rothenberger,

£325.58
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Crowcon gas pro portable - crowcon, t4

Crowcon gas pro portable - crowcon, t4

£187.90
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Gmi gasurveyor 421 series - gmi, 4

Gmi gasurveyor 421 series - gmi, 4

£115.00
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Honeywell gasalert quattro - honeywell,

Honeywell gasalert quattro - honeywell,

£120.00
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Honeywell icon flex - honeywell, 4

Honeywell icon flex - honeywell, 4

£289.99
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Gmi ps241 portable - ps241, 4

Gmi ps241 portable - ps241, 4

£45.17
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Tuya wifi gas leak detector - tuya,

Tuya wifi gas leak detector - tuya,

£18.97
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Technologies gas detector - bw,

Technologies gas detector - bw,

£155.66
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Micro clip gas detector - x3,

Micro clip gas detector - x3,

£379.00
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Gas leak tester detection - gas,

Gas leak tester detection - gas,

£34.50
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Honeywell icon flex - icon,

Honeywell icon flex - icon,

£275.00
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Msa altair charging cradle - 4,

Msa altair charging cradle - 4,

£49.46
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Honeywell gas alert - honeywell, bw

Honeywell gas alert - honeywell, bw

£284.00
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Honeywell flex multi - 4, multi-gas

Honeywell flex multi - 4, multi-gas

£336.16
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Toptes guard 122 gas - toptes,

Toptes guard 122 gas - toptes,

£42.30
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Gmi ps200 gas - gmi, detector

Gmi ps200 gas - gmi, detector

£99.00
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Home fire alarm - x,

Home fire alarm - x,

£10.77
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St8904 4in1 gas detector - st8904,

St8904 4in1 gas detector - st8904,

£88.77
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Msa altair 4xr gas detector - altair,

Msa altair 4xr gas detector - altair,

£69.69
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Rothenberger 65000 rotest - 4,

Rothenberger 65000 rotest - 4,

£26.99
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Voice type multi - 4-in-1, gas

Voice type multi - 4-in-1, gas

£65.00
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Toptes guard 101pro gas - guard-101pro,

Toptes guard 101pro gas - guard-101pro,

£83.90
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Crowcon triple plus gas - (x2),

Crowcon triple plus gas - (x2),

£50.00
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Gas detector with - 4, in

Gas detector with - 4, in

£21.47
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Honeywell gdu quattro multi - 2x,

Honeywell gdu quattro multi - 2x,

£135.90
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Gmi ps200 gas detector - gmi, h2s

Gmi ps200 gas detector - gmi, h2s

£520.00
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H2s gas detector - o2,

H2s gas detector - o2,

£210.00
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Home fire alarm smoke - fire, detector

Home fire alarm smoke - fire, detector

£20.99
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Water resistant quattro - water-resistant, gas

Water resistant quattro - water-resistant, gas

£479.98
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Medem med co2 carbon - ad-med-co2,

Medem med co2 carbon - ad-med-co2,

£109.63
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Watchgas sst4 micro - sst4,

Watchgas sst4 micro - sst4,

£363.70
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Combustible gas leak detector - combustible,

Combustible gas leak detector - combustible,

£104.70
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📊96 listings · from £8.99 · avg £128.45

Browse 96 4 gas detector listings currently in our index. Prices range from £8.99 to £771.7, with an average of £128.45. 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 4 gas detector →

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Whether you are looking for a brand-new or second-hand 4 gas detector, 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 £8.99, while premium listings can reach £771.7 — giving you a wide budget spread to work with. The average price of £128.45 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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