Car alarm siren
Car alarm siren for sale on Ireland's largest auction and classifieds sites
100w 12v tone sound - 12v, - £8.00
Siren sounds car • Speaker can make • Alarm loud clear - Free postage - New and Used
Siren sounds car • Speaker can make • Alarm loud clear - Free postage - New and Used
Car alarms central - lock, + - £34.99
Car alarms central • Lock immobiliser dual • Ultrasonic sensor engi - Free postage - New and Used
Car alarms central • Lock immobiliser dual • Ultrasonic sensor engi - Free postage - New and Used
Car alarms central - central, lock - £54.99
Car alarms central • Lock immobiliser dual • Kit state art - Free postage - New and Used
Car alarms central • Lock immobiliser dual • Kit state art - Free postage - New and Used
Sound 12v 100w - 12v, car - £10.99
Cigarette lighter • Horn has high • Cost effectiveness microphone - Free postage - New and Used
Cigarette lighter • Horn has high • Cost effectiveness microphone - Free postage - New and Used
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Car alarm central - alarm, - £123.49
Revenger tone siren • Stinger doubleguard shock • Sensor includes way - Free postage - New and Used
Revenger tone siren • Stinger doubleguard shock • Sensor includes way - Free postage - New and Used
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48 listings · from £6.95 · avg £26.45
⚠️ These listings were last updated more than 11 days ago.
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Browse 48 car alarm siren listings currently in our index. Prices range from £6.95 to £123.49, with an average of £26.45. 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 car alarm siren →
12v battery backup siren - 12v, - £14.95
Trigger sir1tbb01 high • Quality battery backup • Siren adds more - Free postage - New and Used
Trigger sir1tbb01 high • Quality battery backup • Siren adds more - Free postage - New and Used
100w 12v tone sound - 12v, 7 - £11.00
Siren sounds car • Speaker can make • Alarm loud clear - Free postage - New and Used
Siren sounds car • Speaker can make • Alarm loud clear - Free postage - New and Used
12v 120db battery backup - 12v, siren - £13.99
Fit universal fitting • Any road vehicles • Siren compatible most - Free postage - New and Used
Fit universal fitting • Any road vehicles • Siren compatible most - Free postage - New and Used
Universal car alarm - 12, - £16.39
Siren 10a professional • Car alarm security • System protect your - Free postage - New and Used
Siren 10a professional • Car alarm security • System protect your - Free postage - New and Used
Wired loud 12v mini alarm - dc, - £6.95
- Free postage - New and Used
- Free postage - New and Used
100w sound 12v - 100w, car - £13.01
Item type siren • Horns sound car • Constructed from premium - Free postage - New and Used
Item type siren • Horns sound car • Constructed from premium - Free postage - New and Used
Wired loud alarm horn - loud, - £9.99
Security 12v outdoor • Alarm siren wired • Horn 110db exterior - Free postage - New and Used
Security 12v outdoor • Alarm siren wired • Horn 110db exterior - Free postage - New and Used
100w 12v tone sound car - 100w, 7 - £11.39
Loud clear • Product description siren • Speaker can offer - Free postage - New and Used
Loud clear • Product description siren • Speaker can offer - Free postage - New and Used
Heavy duty reversing alarm - duty, - £14.99
48v heavy duty • Reversing alarmsuitable any • Systemminimum output 102db - Free postage - New and Used
48v heavy duty • Reversing alarmsuitable any • Systemminimum output 102db - Free postage - New and Used
Van car boat easy fit - rv-van-car-boat, easy-fit - £38.90
Loud built siren • Indoor use optional • Available add wireless - Free postage - New and Used
Loud built siren • Indoor use optional • Available add wireless - Free postage - New and Used
Van car camper - van-car-camper-truck, easy-fit - £34.95
Loud built siren • Indoor use optional • Available scare off - Free postage - New and Used
Loud built siren • Indoor use optional • Available scare off - Free postage - New and Used
12v tone siren emergency - 12v, - £10.99
Quality universal fit • Constructed from sturdy • Plastic long lasting - Free postage - New and Used
Quality universal fit • Constructed from sturdy • Plastic long lasting - Free postage - New and Used
Car alarm siren horn megaphone - horn, - £10.69
Loud clear sound • Car siren handy • Its prolonged functioning - Free postage - New and Used
Loud clear sound • Car siren handy • Its prolonged functioning - Free postage - New and Used
120db car vehicle - 120db, 7 - £11.00
Sound level 120db • Siren sounds car • Speaker can make - Free postage - New and Used
Sound level 120db • Siren sounds car • Speaker can make - Free postage - New and Used
12v 30w car - car, motorcycle - £7.99
Sound level 105db • Power 30w item • Type siren horns - Free postage - New and Used
Sound level 105db • Power 30w item • Type siren horns - Free postage - New and Used
Car alarm remote central - car, - £99.99
Car alarm central • Locking remote security • System shock sensor - Free postage - New and Used
Car alarm central • Locking remote security • System shock sensor - Free postage - New and Used
100w 12v car warning - 12v, - £12.82
Item type siren • Horns seven different • Sounds microphone functions - Free postage - New and Used
Item type siren • Horns seven different • Sounds microphone functions - Free postage - New and Used
Outdoor siren indoor - outdoor, siren, - £13.00
Whopping 110db output • This siren enough • Scare off any - Free postage - New and Used
Whopping 110db output • This siren enough • Scare off any - Free postage - New and Used
Universal 12v motor driven - universal, - £7.32
Motor driven air • Siren horn speaker • Application car motorcycle - Free postage - New and Used
Motor driven air • Siren horn speaker • Application car motorcycle - Free postage - New and Used
12v battery backup siren - 12v, - £13.29
Fit universal fitting • Any road vehicles • Siren compatible most - Free postage - New and Used
Fit universal fitting • Any road vehicles • Siren compatible most - Free postage - New and Used
12v sound loud car - 7, warning - £10.95
Car siren speaker • Can make alarm • Loud clear sounds - Free postage - New and Used
Car siren speaker • Can make alarm • Loud clear sounds - Free postage - New and Used
Car alarms immobiliser dual - immobiliser, +dual - £49.99
Car alarms immobiliser • Dual proximity sensor • Battery backup siren - Free postage - New and Used
Car alarms immobiliser • Dual proximity sensor • Battery backup siren - Free postage - New and Used
Universal 12v motor driven - universal, - £7.39
Air raid siren • Multi tone claxon • Horns 12v 110 - Free postage - New and Used
Air raid siren • Multi tone claxon • Horns 12v 110 - Free postage - New and Used
Car alarms central lock - alarms, - £34.99
Car alarms central • Lock immobiliser dual • Proximity sensor engineered - Free postage - New and Used
Car alarms central • Lock immobiliser dual • Proximity sensor engineered - Free postage - New and Used
Motorhome-Caravan-Camper-Secur - £37.94
Loud built siren • Indoor use optional • Available add wireless - Free postage - New and Used
Loud built siren • Indoor use optional • Available add wireless - Free postage - New and Used
Hawk car alarms remote start - remote, - £59.99
Hawk car alarms • Remote start central • Lock immobiliser ultrasonic - Free postage - New and Used
Hawk car alarms • Remote start central • Lock immobiliser ultrasonic - Free postage - New and Used
2002 2014 volvo xc90 - xc90, 2000-2007 - £60.00
Xc90 2002 2006 • S60 v70 2000 • 2004 s80 1999 - Free postage - New and Used
Xc90 2002 2006 • S60 v70 2000 • 2004 s80 1999 - Free postage - New and Used
Siren 6tone for car alarm - for, - £13.95
Siren 6tone 12v • Loud 115db 15w • Tone car alarm - Free postage - New and Used
Siren 6tone 12v • Loud 115db 15w • Tone car alarm - Free postage - New and Used
Wired loud alarm horn 110db - horn, - £10.39
12v two tone • Siren indoor outdoor • 115db super loud - Free postage - New and Used
12v two tone • Siren indoor outdoor • 115db super loud - Free postage - New and Used
12v sound loud car - sound, van - £10.99
Siren sounds car • Speaker can make • Alarm loud clear - Free postage - New and Used
Siren sounds car • Speaker can make • Alarm loud clear - Free postage - New and Used
Volvo fomoco car siren - car, alarm - £22.99
Fomoco 6g9n 19g229 • Compatible 30659883 30659412 • Siren module consisting - Free postage - New and Used
Fomoco 6g9n 19g229 • Compatible 30659883 30659412 • Siren module consisting - Free postage - New and Used
Van security alarm - security, wireless - £34.99
Protect your van • Wireless motion sensor • Built 125db siren - Free postage - New and Used
Protect your van • Wireless motion sensor • Built 125db siren - Free postage - New and Used
Car electronic warning siren - car, - £10.58
Description powerful tone • Siren experience commanding • Presence road seven - Free postage - New and Used
Description powerful tone • Siren experience commanding • Presence road seven - Free postage - New and Used
RV-Van-Car-Camper-Motorhome - £32.99
Loud built siren • Indoor use optional • Available scare off - Free postage - New and Used
Loud built siren • Indoor use optional • Available scare off - Free postage - New and Used
Camper-Motorhome-Caravan-RV - £37.95
Loud built siren • Indoor use optional • Available scare off - Free postage - New and Used
Loud built siren • Indoor use optional • Available scare off - Free postage - New and Used
M93k 200w sound loud - m93k-200w, - £62.99
Item type multi • Tone claxon horns • M93k 200w sound - Free postage - New and Used
Item type multi • Tone claxon horns • M93k 200w sound - Free postage - New and Used
Volvo v50 s40 car - volvo, - £26.99
Compatible 30659892 8666502 • 8696043 30659894 siren • Module consisting v240 - Free postage - New and Used
Compatible 30659892 8666502 • 8696043 30659894 siren • Module consisting v240 - Free postage - New and Used
Car truck siren warning - siren, - £9.95
Compact yet powerful • Suitable cars trucks • Other vehicles loud - Free postage - New and Used
Compact yet powerful • Suitable cars trucks • Other vehicles loud - Free postage - New and Used
Car truck reverse warning - car, - £11.99
Prolonged functioning beyond • This may cause • Overheating item type - Free postage - New and Used
Prolonged functioning beyond • This may cause • Overheating item type - Free postage - New and Used
Van security alarm easy fit - van, - £34.94
Protect your van • Wireless motion sensor • Built 125db siren - Free postage - New and Used
Protect your van • Wireless motion sensor • Built 125db siren - Free postage - New and Used
Universal 12v motor driven air - universal, - £6.99
Air raid siren • Multi tone claxon • Horns 12v 110 - Free postage - New and Used
Air raid siren • Multi tone claxon • Horns 12v 110 - Free postage - New and Used
1pcs universal 12v - 1pcs, battery - £13.49
Fit universal fitting • Any road vehicles • Siren compatible most - Free postage - New and Used
Fit universal fitting • Any road vehicles • Siren compatible most - Free postage - New and Used
Hawk car alarms - hawk, - £59.99
Hawk car alarms • Remote start central • Lock immobiliser proximity - Free postage - New and Used
Hawk car alarms • Remote start central • Lock immobiliser proximity - Free postage - New and Used
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Everything you need to know about car alarm siren
Whether you are looking for a brand-new or second-hand car alarm siren, 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 £6.95, while premium listings can reach £123.49 — giving you a wide budget spread to work with. The average price of £26.45 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.