Intruder alarm
Intruder alarm for sale on Ireland's largest auction and classifieds sites
Intruder alarm for - alarm, garage - £55.00
Wireless burglar intruder • Alarm protection outbuildings • That has many - Free postage - New and Used
Wireless burglar intruder • Alarm protection outbuildings • That has many - Free postage - New and Used
Wireless driveway alarm alert - wireless, - £11.83
There are two • Parts this driveway • Security system wireless - Free postage - New and Used
There are two • Parts this driveway • Security system wireless - Free postage - New and Used
Wireless driveway alarm alert - wireless, - £23.99
Motion detector power • Batteries not included • Loud 110 alarm - Free postage - New and Used
Motion detector power • Batteries not included • Loud 110 alarm - Free postage - New and Used
Intruder alarm cable - alarm, cqr - £20.43
Intruder alarm cable • Multi core type • Eca lsf white - Free postage - New and Used
Intruder alarm cable • Multi core type • Eca lsf white - Free postage - New and Used
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Compact wired intruder - compact, - £210.69
On10 zone bells • Only audible alarm • Kits are single - Free postage - New and Used
On10 zone bells • Only audible alarm • Kits are single - Free postage - New and Used
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48 listings · from £1.99 · avg £37.1
⚠️ These listings were last updated more than 93 days ago.
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Browse 48 intruder alarm listings currently in our index. Prices range from £1.99 to £279.99, with an average of £37.1. 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 intruder alarm →
Adt style decoy - decoy, intruder - £39.95
Decoy intruder alarm • Box design easily • Recognisable iconic adt - Free postage - New and Used
Decoy intruder alarm • Box design easily • Recognisable iconic adt - Free postage - New and Used
Window door burglar - &, - £6.49
Enjoy effortless installation • Convenient mounting pads • Batteries included this - Free postage - New and Used
Enjoy effortless installation • Convenient mounting pads • Batteries included this - Free postage - New and Used
Intruder alarm driveway - intruder, - £110.00
Intruder alarm driveway • Two tone siren • Strobe mode power - Free postage - New and Used
Intruder alarm driveway • Two tone siren • Strobe mode power - Free postage - New and Used
Wireless driveway alarm alert - wireless, - £11.69
There are two • Parts this driveway • Security system wireless - Free postage - New and Used
There are two • Parts this driveway • Security system wireless - Free postage - New and Used
Defender dual activation shed - dual, - £14.95
Loud 130db siren • Instantly sounds entry • Break tampering attempts - Free postage - New and Used
Loud 130db siren • Instantly sounds entry • Break tampering attempts - Free postage - New and Used
Yale grey external live siren - yale, - £49.99
Grey external siren • Battery powered sync • Alarm range 104db - Free postage - New and Used
Grey external siren • Battery powered sync • Alarm range 104db - Free postage - New and Used
Intruder alarm for garage - intruder, - £55.00
Wired burglar intruder • Anyone passing between • Beams will trigger - Free postage - New and Used
Wired burglar intruder • Anyone passing between • Beams will trigger - Free postage - New and Used
Dualcom intruder alarm window - dualcom, - £2.25
Are installers intruder • Fire cctv other • Security related services - Free postage - New and Used
Are installers intruder • Fire cctv other • Security related services - Free postage - New and Used
Luxhome wireless intruder - wireless, - £149.99
Wire free • Siren features continuous • Flashing comfort lights - Free postage - New and Used
Wire free • Siren features continuous • Flashing comfort lights - Free postage - New and Used
Garage driveway alert system - driveway, - £21.00
Chord music chip • 40mm loud speaker • Pleasant louder alerts - Free postage - New and Used
Chord music chip • 40mm loud speaker • Pleasant louder alerts - Free postage - New and Used
Honeywell dt8012f5 dual tec - 5x, - £62.06
Honeywell dt8012f5 dual • Tec motion movement • Sensor reliable efficient - Free postage - New and Used
Honeywell dt8012f5 dual • Tec motion movement • Sensor reliable efficient - Free postage - New and Used
Defender door handle - door, alarm - £9.95
125db alarm siren • Loud enough startle • Intruders alert nearby - Free postage - New and Used
125db alarm siren • Loud enough startle • Intruders alert nearby - Free postage - New and Used
Home security wedge door - home, - £5.99
120db high pitched • Continuous siren when • Enabled type door - Free postage - New and Used
120db high pitched • Continuous siren when • Enabled type door - Free postage - New and Used
2pcs travel door - 2pcs, - £4.98
Built super white • Led high pitch • Alarm one power - Free postage - New and Used
Built super white • Led high pitch • Alarm one power - Free postage - New and Used
Wired intruder burglar alarm - burglar, - £279.99
Wired burglar alarm • System scantronic pro • Kit lcd keypad - Free postage - New and Used
Wired burglar alarm • System scantronic pro • Kit lcd keypad - Free postage - New and Used
Door and window - and, audible - £3.39
Features powerful high • Decibel siren that • Instantly alerts you - Free postage - New and Used
Features powerful high • Decibel siren that • Instantly alerts you - Free postage - New and Used
Pyronix deltabell intruder - pyronix, - £46.99
Bell box • Pyronix deltabell live • 109db siren strobe - Free postage - New and Used
Bell box • Pyronix deltabell live • 109db siren strobe - Free postage - New and Used
Voche pro wireless driveway - voche, - £2.36
Voche pro parts • There are two • Driveway alert security - Free postage - New and Used
Voche pro parts • There are two • Driveway alert security - Free postage - New and Used
Dual beam infrared detector - dual, - £32.00
Ideal intruder detection • These detectors can • Used outdoors indoors - Free postage - New and Used
Ideal intruder detection • These detectors can • Used outdoors indoors - Free postage - New and Used
Wireless window alarm door - window, & - £5.49
- Free postage - New and Used
- Free postage - New and Used
Risco shockgard vibration - risco, - £10.01
Used shockgards very • Good condition please • See pictures - Free postage - New and Used
Used shockgards very • Good condition please • See pictures - Free postage - New and Used
Eaton xcelrpt wireless radio - wireless, - £23.58
- Free postage - New and Used
- Free postage - New and Used
Defender ultra slim - ultra, - £9.95
Ultra slim door • Sound output 125db • Siren second cycle - Free postage - New and Used
Ultra slim door • Sound output 125db • Siren second cycle - Free postage - New and Used
Wireless driveway alarm alert - wireless, - £11.63
There are two • Parts this driveway • Security system wireless - Free postage - New and Used
There are two • Parts this driveway • Security system wireless - Free postage - New and Used
Intruder alarm equipment - alarm, - £63.10
Have pir sound • Bombs buttons contacts - Free postage - New and Used
Have pir sound • Bombs buttons contacts - Free postage - New and Used
Wireless driveway alarm - driveway, alert - £11.66
There are two • Parts this driveway • Security system wireless - Free postage - New and Used
There are two • Parts this driveway • Security system wireless - Free postage - New and Used
Yuasa 12v 1ah - 2.1ah, 1.9ah - £16.90
This yuasa 12v • Battery perfect your • Intruder alarm system - Free postage - New and Used
This yuasa 12v • Battery perfect your • Intruder alarm system - Free postage - New and Used
12v distribution board with - 12v, - £9.99
Are installers intruder • Fire cctv other • Security related services - Free postage - New and Used
Are installers intruder • Fire cctv other • Security related services - Free postage - New and Used
Intruder burglar alarm - intruder, - £13.99
Wired intruder alarm • This internal extension • Speaker sounder ideal - Free postage - New and Used
Wired intruder alarm • This internal extension • Speaker sounder ideal - Free postage - New and Used
Dualcom intruder alarm window - dualcom, - £1.99
Are installers intruder • Fire cctv other • Security related services - Free postage - New and Used
Are installers intruder • Fire cctv other • Security related services - Free postage - New and Used
Friedland ml10 ceiling mounted - ceiling, - £14.69
Ceiling alarm • This convenient easy • Ideally suited protecting - Free postage - New and Used
Ceiling alarm • This convenient easy • Ideally suited protecting - Free postage - New and Used
Replacement honeywell amp - honeywell, - £14.99
Battery made lead • Acid ensuring excellent • Performance durability whether - Free postage - New and Used
Battery made lead • Acid ensuring excellent • Performance durability whether - Free postage - New and Used
Voche pro wireless driveway - pro®, - £2.05
Voche pro parts • There are two • Driveway alert security - Free postage - New and Used
Voche pro parts • There are two • Driveway alert security - Free postage - New and Used
Eaton xcelrpt wireless radio - xcelrpt, - £15.52
Eaton xcelrpt wireless • Radio pet pir • Detector white battery - Free postage - New and Used
Eaton xcelrpt wireless • Radio pet pir • Detector white battery - Free postage - New and Used
Honeywell galaxy c072 zone - galaxy, - £31.90
Honeywell galaxy c072 • Zone expander boxed • Rio alarm intruder - Free postage - New and Used
Honeywell galaxy c072 • Zone expander boxed • Rio alarm intruder - Free postage - New and Used
Yale premium live siren - yale, - £29.99
This lot used • Yale premium live • Siren hsa6400 wireless - Free postage - New and Used
This lot used • Yale premium live • Siren hsa6400 wireless - Free postage - New and Used
Internal intruder alarm - internal, - £9.73
Intruder alarm internal • Extension speaker slim • Low profile housing - Free postage - New and Used
Intruder alarm internal • Extension speaker slim • Low profile housing - Free postage - New and Used
Wired intruder burglar alarm - wired, - £15.99
This internal extension • Speaker sounder ideal • Addition any wired - Free postage - New and Used
This internal extension • Speaker sounder ideal • Addition any wired - Free postage - New and Used
Wireless burglar intruder - /, - £70.00
Wireless burglar intruder • Alarm protection outbuildings • That has many - Free postage - New and Used
Wireless burglar intruder • Alarm protection outbuildings • That has many - Free postage - New and Used
Dummy decoy burglar intruder - burglar, - £26.99
Dummy burglar intruder • Alarm boxes six • Colours choose from - Free postage - New and Used
Dummy burglar intruder • Alarm boxes six • Colours choose from - Free postage - New and Used
Heavy duty industrial - industrial, door - £8.99
Wired alarm systems • Normally closed going • Operation gap 40mm - Free postage - New and Used
Wired alarm systems • Normally closed going • Operation gap 40mm - Free postage - New and Used
Intruder alarm - intruder, - £94.30
Never used honeywell • Fx202 panel - Free postage - New and Used
Never used honeywell • Fx202 panel - Free postage - New and Used
Wireless driveway alarm alert - wireless, - £36.47
Waterproof motion detector • Sensor fsk detection • Distance 12m open - Free postage - New and Used
Waterproof motion detector • Sensor fsk detection • Distance 12m open - Free postage - New and Used
Try this: keypad | response alarm | guardall | friedland globalguard | auto dialer | mains smoke alarm | ade optima | 24 hour timer | alarm bell box | window security grills
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Everything you need to know about intruder alarm
Whether you are looking for a brand-new or second-hand intruder alarm, 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 £1.99, while premium listings can reach £279.99 — giving you a wide budget spread to work with. The average price of £37.1 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.