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Home / / Alarm system refurbished & used for sale | For Sale USA
Pcs wireless home window - pcs,

Pcs wireless home window - pcs,

$11.49
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Pool patrol floating - pool, pa-30

Pool patrol floating - pool, pa-30

$129.99
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Alpine 8070l alarm system - 8070l,

Alpine 8070l alarm system - 8070l,

$180.00
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Wireless motion sensor system - motion,

Wireless motion sensor system - motion,

$14.48
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Cordless driveway alarm - driveway,

Cordless driveway alarm - driveway,

$15.89
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Simplisafe piece wireless - simplisafe, 6

Simplisafe piece wireless - simplisafe, 6

$49.99
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New ring alarm piece kit - ring, 5

New ring alarm piece kit - ring, 5

$56.99
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Pcs home window door - pcs,

Pcs home window door - pcs,

$13.95
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Mighty mule wireless driveway - mule,

Mighty mule wireless driveway - mule,

$40.00
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Kerui wireless home shop - wireless, alarm

Kerui wireless home shop - wireless, alarm

$38.94
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Wireless home window - wireless,

Wireless home window - wireless,

$5.89
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Universal car alarm system - alarm,

Universal car alarm system - alarm,

$22.85
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Wireless home window door - home,

Wireless home window door - home,

$3.89
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Wuloo 1800feet solar - wuloo,

Wuloo 1800feet solar - wuloo,

$45.99
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Easyguard way car alarm - easyguard,

Easyguard way car alarm - easyguard,

$94.90
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Easyguard way car - easyguard,

Easyguard way car - easyguard,

$84.99
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Wifi home security alarm - home,

Wifi home security alarm - home,

$27.63
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Keyless entry car alarm - keyless,

Keyless entry car alarm - keyless,

$30.34
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Viper refurbished 5305v - viper,

Viper refurbished 5305v - viper,

$169.99
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12v car security - 12v,

12v car security - 12v,

$26.79
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Car remote keyless entry - car,

Car remote keyless entry - car,

$28.05
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Tolviviov home alarm - home,

Tolviviov home alarm - home,

$35.00
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Universal car alarm system - car,

Universal car alarm system - car,

$22.96
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Smart alarm kit wifi - wifi,, home

Smart alarm kit wifi - wifi,, home

$19.99
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Easyguard way car alarm - easyguard,

Easyguard way car alarm - easyguard,

$89.85
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Ring alarm piece security - ring,

Ring alarm piece security - ring,

$90.00
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New car alarm system with - system, 2

New car alarm system with - system, 2

$45.89
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Easyguard way car alarm - 2,

Easyguard way car alarm - 2,

$74.90
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Htzsafe solar wireless - solar,

Htzsafe solar wireless - solar,

$80.99
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Simply safe gen - simply, 3

Simply safe gen - simply, 3

$67.00
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Home security wireless - home,

Home security wireless - home,

$35.99
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Avital 3100l keyless entry - avital,

Avital 3100l keyless entry - avital,

$55.00
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Bar switch sensor - bar, wide

Bar switch sensor - bar, wide

$16.65
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Gravity gsx way - 1, keyless

Gravity gsx way - 1, keyless

$37.99
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12v 100w vehicle - 100w, horn

12v 100w vehicle - 100w, horn

$28.66
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Kerui wireless alarm system - wireless,

Kerui wireless alarm system - wireless,

$35.99
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Ring alarm range extender - range, (2nd

Ring alarm range extender - range, (2nd

$14.99
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Loudly speaker alarm - speaker,

Loudly speaker alarm - speaker,

$25.89
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Tuya wifi gsm sms wireless - gsm,

Tuya wifi gsm sms wireless - gsm,

$109.99
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Efhips car central locking - car,

Efhips car central locking - car,

$152.83
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Swann nva 460 3425c motion - swann, nva-460

Swann nva 460 3425c motion - swann, nva-460

$69.99
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Scytek astra car alarm - astra,

Scytek astra car alarm - astra,

$99.95
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Wireless home protection alarm - wireless,

Wireless home protection alarm - wireless,

$11.24
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Wireless car alarm - car, with

Wireless car alarm - car, with

$39.90
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Solar driveway alarm wireless - alarm,

Solar driveway alarm wireless - alarm,

$43.99
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Grsico home alarm - alarm, 9

Grsico home alarm - alarm, 9

$39.99
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Kerui home office shop - kerui,

Kerui home office shop - kerui,

$35.99
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Pcs wireless home window - pcs,

Pcs wireless home window - pcs,

$10.99
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Wireless 120db door - wireless, window

Wireless 120db door - wireless, window

$9.99
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New audiovox prestige - new, aps997z

New audiovox prestige - new, aps997z

$114.00
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Door alarm system settings - alarm, 3

Door alarm system settings - alarm, 3

$13.33
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Pcs wireless home - pcs,

Pcs wireless home - pcs,

$13.79
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Car alarm system security - car,

Car alarm system security - car,

$54.96
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Viper 350 vehicle - viper, 1

Viper 350 vehicle - viper, 1

$85.00
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Compustar cs8910a way lcd - compustar, 2-way

Compustar cs8910a way lcd - compustar, 2-way

$145.99
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Premium portable alarm system - premium,

Premium portable alarm system - premium,

$15.85
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Wifi home security - home,

Wifi home security - home,

$21.97
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Easyguard way car alarm - easyguard,

Easyguard way car alarm - easyguard,

$89.90
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Keyless entry car alarm system - keyless,

Keyless entry car alarm system - keyless,

$18.80
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New defiant smart - new, home

New defiant smart - new, home

$26.99
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Set wireless motion sensor - 1,

Set wireless motion sensor - 1,

$14.75
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Simplisafe sscs3 wireless - wireless, home

Simplisafe sscs3 wireless - wireless, home

$79.99
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Defiant smart home - smart,

Defiant smart home - smart,

$20.00
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Ring alarm piece home - ring, 5-piece

Ring alarm piece home - ring, 5-piece

$89.99
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Wireless driveway alarm - wireless,

Wireless driveway alarm - wireless,

$16.46
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Viper 3100v way security - viper,

Viper 3100v way security - viper,

$89.99
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10x home safety burglar alarm - 10x,

10x home safety burglar alarm - 10x,

$18.99
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Viper responder 5908v way - responder,

Viper responder 5908v way - responder,

$399.95
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Wireless driveway alarm - driveway,

Wireless driveway alarm - driveway,

$22.39
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Keyless entry engine start - entry,

Keyless entry engine start - entry,

$48.99
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Viper 5308v way led - viper, remote

Viper 5308v way led - viper, remote

$228.95
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Prestige aps25z one way - aps25z, one-way

Prestige aps25z one way - aps25z, one-way

$59.00
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Avital 3103lx 3100lx keyless - avital,

Avital 3103lx 3100lx keyless - avital,

$47.90
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Universal car alarm system - universal,

Universal car alarm system - universal,

$22.58
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Tuya wifi kits home burglar - wifi+4g,

Tuya wifi kits home burglar - wifi+4g,

$129.99
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Vintage code alarm elite 2000 - code,

Vintage code alarm elite 2000 - code,

$59.99
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Defiant smart home - defiant,

Defiant smart home - defiant,

$24.99
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New swann home wireless alarm - home,

New swann home wireless alarm - home,

$29.99
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New ring alarm home security - ring,

New ring alarm home security - ring,

$99.00
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Portable alarm system with - system, pir

Portable alarm system with - system, pir

$15.85
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Security sensors outdoor - security, sensors/outdoor

Security sensors outdoor - security, sensors/outdoor

$129.99
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Wireless driveway alarm - driveway,

Wireless driveway alarm - driveway,

$11.90
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Scytek astra a777 - astra, pager

Scytek astra a777 - astra, pager

$71.99
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Viper 5706v way - 5706v, 2-way

Viper 5706v way - 5706v, 2-way

$259.99
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3305p python way paging - 3305p,

3305p python way paging - 3305p,

$123.00
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Wifi wireless alarm system for - wireless,

Wifi wireless alarm system for - wireless,

$199.12
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Grsico home alarm system - home,

Grsico home alarm system - home,

$44.99
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Car alarm security - car,

Car alarm security - car,

$21.94
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2pcs wireless door window - 2pcs,

2pcs wireless door window - 2pcs,

$9.77
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Wireless motion sensor - sensor, system

Wireless motion sensor - sensor, system

$16.39
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Excalibur way car alarm - excalibur, 2-way

Excalibur way car alarm - excalibur, 2-way

$124.99
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New tolviviov wireless home - tolviviov,

New tolviviov wireless home - tolviviov,

$44.99
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Prestige aps787z remote - remote, start

Prestige aps787z remote - remote, start

$80.00
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Eufy home alarm system motion - eufy,

Eufy home alarm system motion - eufy,

$24.00
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Viper 3105v enhanced - viper,

Viper 3105v enhanced - viper,

$119.00
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Safe sound complete wireless - safe,

Safe sound complete wireless - safe,

$39.99
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📊96 listings · from $3.89 · avg $61.85

Browse 96 alarm system listings currently in our index. Prices range from $3.89 to $399.95, with an average of $61.85. 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 alarm system →

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Everything you need to know about alarm system

Whether you are looking for a brand-new or second-hand alarm system, 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 $3.89, while premium listings can reach $399.95 — giving you a wide budget spread to work with. The average price of $61.85 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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