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12v alarm siren

4

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Home / Miscellaneous Vehicle Accessories / 12v alarm siren refurbished & used for sale | For Sale UK
Wired loud alarm - loud, horn

Wired loud alarm - loud, horn

£8.99
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Car reverse siren horn - car,

Car reverse siren horn - car,

£8.97
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Dc12v 120db mini loud wired - dc12v,

Dc12v 120db mini loud wired - dc12v,

£12.82
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Heavy duty reversing alarm - heavy,

Heavy duty reversing alarm - heavy,

£14.99
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100w 12v tone sound - 100w,

100w 12v tone sound - 100w,

£11.00
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100w 12v tone sound car - 7,

100w 12v tone sound car - 7,

£10.88
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2pcs 12v piezo - 12v,

2pcs 12v piezo - 12v,

£2.79
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100w sound 12v - 12v, alarm

100w sound 12v - 12v, alarm

£13.01
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12v 120db mini loud - 12v,

12v 120db mini loud - 12v,

£3.60
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Universal 12v motor - universal, driven

Universal 12v motor - universal, driven

£7.39
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2pcs 12v piezo buzzer alarm - piezo,

2pcs 12v piezo buzzer alarm - piezo,

£2.99
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12v 130db wireless electronic - 12v,

12v 130db wireless electronic - 12v,

£17.99
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12v tone siren - 7,

12v tone siren - 7,

£10.99
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Wired loud alarm horn - alarm,

Wired loud alarm horn - alarm,

£10.39
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12v battery backup - 12v,

12v battery backup - 12v,

£12.82
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12v siren for - 12v,

12v siren for - 12v,

£14.95
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12v led security - 12v, alarm

12v led security - 12v, alarm

£4.87
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Wired strobe siren - wired,

Wired strobe siren - wired,

£4.20
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Wired loud alarm horn 110db - wired,

Wired loud alarm horn 110db - wired,

£10.19
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Universal 12v motor driven air - universal,

Universal 12v motor driven air - universal,

£7.12
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Outdoor alarm siren - siren, and

Outdoor alarm siren - siren, and

£34.00
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12v sound loud - 12v,

12v sound loud - 12v,

£10.99
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Universal 12v motor driven air - 12v,

Universal 12v motor driven air - 12v,

£13.49
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Piezo siren 12v sounder alarm - siren,

Piezo siren 12v sounder alarm - siren,

£12.02
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12v 120db mini - loud, wired

12v 120db mini - loud, wired

£4.74
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2pcs 12v piezo buzzer - 2pcs,

2pcs 12v piezo buzzer - 2pcs,

£3.75
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Tone 12v 100w - 100w, sound

Tone 12v 100w - 100w, sound

£13.49
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12v high water - water, level

12v high water - water, level

£18.24
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120db car battery - car, siren

120db car battery - car, siren

£12.82
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12v 24v truck vehicles car - truck,

12v 24v truck vehicles car - truck,

£13.49
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12v battery backup siren horn - 12v,

12v battery backup siren horn - 12v,

£13.29
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Universal 12v motor driven air - 12v,

Universal 12v motor driven air - 12v,

£8.41
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12v reverse siren - reverse,

12v reverse siren - reverse,

£10.96
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Miniature piezo siren 12v - miniature,

Miniature piezo siren 12v - miniature,

£5.11
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12v battery backup siren for - backup,

12v battery backup siren for - backup,

£16.95
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Universal 12v motor driven air - 12v,

Universal 12v motor driven air - 12v,

£7.40
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100w 12v tone - 7,

100w 12v tone - 7,

£8.00
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Dc12v 200w sound - 18, loud

Dc12v 200w sound - 18, loud

£119.99
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12v car warning alarm battery - 12v,

12v car warning alarm battery - 12v,

£13.49
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12v 120db battery - backup, siren

12v 120db battery - backup, siren

£13.99
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Wired strobe siren 120db sound - siren,

Wired strobe siren 120db sound - siren,

£4.46
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3am 922 000 971 hella - 3am, trumpet

3am 922 000 971 hella - 3am, trumpet

£19.49
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626 siren horn alarm - es-626,

626 siren horn alarm - es-626,

£4.97
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12v 130db wireless electronic - 130db,

12v 130db wireless electronic - 130db,

£17.10
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12v 120db mini - 12v, loud

12v 120db mini - 12v, loud

£3.50
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Mini piezo siren 12v - ,

Mini piezo siren 12v - ,

£4.99
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100w 12v tone sound - 12v, car

100w 12v tone sound - 12v, car

£10.75
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Siren tone for - 1,

Siren tone for - 1,

£13.95
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12v 120db battery backup - battery,

12v 120db battery backup - battery,

£13.49
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Hella 3al 922 000 961 - 922, trumpet

Hella 3al 922 000 961 - 922, trumpet

£12.51
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Car truck reverse warning - car,

Car truck reverse warning - car,

£13.45
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Wired loud alarm horn - wired,

Wired loud alarm horn - wired,

£10.80
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12v siren strobe - 12v,

12v siren strobe - 12v,

£31.90
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12v sound loud - sound, car

12v sound loud - sound, car

£11.00
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120 12v wired alarm siren - 120,

120 12v wired alarm siren - 120,

£13.90
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100w 12v tone - 100w, car

100w 12v tone - 100w, car

£10.79
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12v 130db wireless electronic - 12v,

12v 130db wireless electronic - 12v,

£17.20
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12v led security alarm - dc,

12v led security alarm - dc,

£5.00
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12v 120db mini - dc,

12v 120db mini - dc,

£6.35
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12v 120db mini - 120db, wired

12v 120db mini - 120db, wired

£4.29
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Sound tone loud vip horn - tone,

Sound tone loud vip horn - tone,

£11.00
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Car reverse alarm horn - reverse,

Car reverse alarm horn - reverse,

£7.39
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Hella 3al 922 000 951 - 000-951, trumpet

Hella 3al 922 000 951 - 000-951, trumpet

£12.56
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Outdoor siren indoor - siren,,

Outdoor siren indoor - siren,,

£13.00
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Kerui alarm home security - kerui,

Kerui alarm home security - kerui,

£29.99
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12v sound loud car van - 7, boat

12v sound loud car van - 7, boat

£10.99
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Tone 12v 100w sound car - 7,

Tone 12v 100w sound car - 7,

£11.00
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100w 12v car truck fire - 12v,

100w 12v car truck fire - 12v,

£11.00
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Chadwick 12v car alarm system - 12v,

Chadwick 12v car alarm system - 12v,

£15.00
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Car truck reverse - car, warning

Car truck reverse - car, warning

£11.00
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12v siren alarm dual - 12v,

12v siren alarm dual - 12v,

£12.99
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Piezo siren 12v sounder - piezo,

Piezo siren 12v sounder - piezo,

£7.59
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12v 115db alarm - 115db, siren

12v 115db alarm - 115db, siren

£9.72
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12v reversing sounder - reversing, piezo

12v reversing sounder - reversing, piezo

£9.95
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12v car alarm loud - car,

12v car alarm loud - car,

£11.00
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Wired loud alarm siren 110db - wired,

Wired loud alarm siren 110db - wired,

£12.99
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Siren 6tone for car alarm - for,

Siren 6tone for car alarm - for,

£14.95
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2pcs 12v piezo buzzer alarm - 2pcs,

2pcs 12v piezo buzzer alarm - 2pcs,

£2.99
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12v battery backup - 12v,

12v battery backup - 12v,

£13.49
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112db waterproof car - 112db,

112db waterproof car - 112db,

£13.49
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Yale dbx dummy siren - dummy,

Yale dbx dummy siren - dummy,

£27.99
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Universal 12v 120db - 12v,

Universal 12v 120db - 12v,

£12.82
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12v way motorcycle car - 12v, 1-way

12v way motorcycle car - 12v, 1-way

£12.75
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12v 110db two tone mini - dc,

12v 110db two tone mini - dc,

£8.00
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Dc12v 120db mini - mini, wired

Dc12v 120db mini - mini, wired

£13.49
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12v 120db loud indoor - 120db,

12v 120db loud indoor - 120db,

£6.37
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12v 120db mini loud - mini,

12v 120db mini loud - mini,

£5.45
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12v 24v 120db alarm - 12v-24v, siren

12v 24v 120db alarm - 12v-24v, siren

£13.49
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Dc12v 200w sound - dc12v, 18

Dc12v 200w sound - dc12v, 18

£121.78
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12v wired alarm siren horn - 12v,

12v wired alarm siren horn - 12v,

£6.51
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Wired strobe siren - strobe, sound

Wired strobe siren - strobe, sound

£5.50
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Replacement 12v adaptor - replacement,

Replacement 12v adaptor - replacement,

£11.49
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12v 120db mini - loud, wired

12v 120db mini - loud, wired

£4.49
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Motor siren horn loud 12v - siren,

Motor siren horn loud 12v - siren,

£12.64
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12v 120db mini loud wired - mini,

12v 120db mini loud wired - mini,

£13.49
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12v siren for - 12v,

12v siren for - 12v,

£13.95
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📊96 listings · from £2.79 · avg £13.62
⚠️ These listings were last updated more than 9 days ago. Search for fresh listings

Browse 96 12v alarm siren listings currently in our index. Prices range from £2.79 to £121.78, with an average of £13.62. 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 12v alarm siren →

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Everything you need to know about 12v alarm siren

Whether you are looking for a brand-new or second-hand 12v alarm siren, 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 £2.79, while premium listings can reach £121.78 — giving you a wide budget spread to work with. The average price of £13.62 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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