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Home / / Alarm system refurbished & used for sale | For Sale USA
Pcs wireless home window - 10,

Pcs wireless home window - 10,

$13.95
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Alpine 8070l alarm system - alpine,

Alpine 8070l alarm system - alpine,

$180.00
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Wifi cloud app gsm tuya - wifi,

Wifi cloud app gsm tuya - wifi,

$89.99
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Electronic barking dog alarm - electronic,

Electronic barking dog alarm - electronic,

$49.99
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Simplisafe piece wireless - simplisafe,

Simplisafe piece wireless - simplisafe,

$49.99
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Pcs wireless home window - home,

Pcs wireless home window - home,

$11.49
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Wireless driveway alarm - wireless,

Wireless driveway alarm - wireless,

$15.89
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Wireless home window - home,

Wireless home window - home,

$3.89
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6pcs wireless home window door - window,

6pcs wireless home window door - window,

$11.79
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Never used ring - ring, keypad

Never used ring - ring, keypad

$23.89
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Ring alarm range - alarm, extender

Ring alarm range - alarm, extender

$14.99
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Solar power alarm - alarm, system

Solar power alarm - alarm, system

$12.86
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Viper 3100v way security - viper, 1-way

Viper 3100v way security - viper, 1-way

$59.91
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Wuloo 1800feet solar powered - solar,

Wuloo 1800feet solar powered - solar,

$115.84
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110db loud wireless alarm - wireless,

110db loud wireless alarm - wireless,

$39.99
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Ring alarm home security kit - alarm,

Ring alarm home security kit - alarm,

$129.00
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Wifi home security alarm - wifi,

Wifi home security alarm - wifi,

$24.30
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Grsico wireless home - grsico,

Grsico wireless home - grsico,

$59.99
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Wireless driveway alarm - driveway,

Wireless driveway alarm - driveway,

$15.89
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Wifi wireless alarm system - wifi,

Wifi wireless alarm system - wifi,

$199.12
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Wireless home window - home,

Wireless home window - home,

$5.89
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Pcs wireless home window - 6,

Pcs wireless home window - 6,

$11.49
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Easyguard way car alarm - easyguard,

Easyguard way car alarm - easyguard,

$89.90
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Home security wireless - home,

Home security wireless - home,

$35.99
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2026 home security - security, system

2026 home security - security, system

$44.11
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Pcs wireless home window - 10,

Pcs wireless home window - 10,

$13.79
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Easyguard way car - way, alarm

Easyguard way car - way, alarm

$89.85
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Wireless window door alarm - wireless,

Wireless window door alarm - wireless,

$95.99
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Easyguard way car alarm - way,

Easyguard way car alarm - way,

$89.99
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Wireless security burglar - wireless,

Wireless security burglar - wireless,

$37.99
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Wireless ring alarm piece - wireless, 5-piece

Wireless ring alarm piece - wireless, 5-piece

$89.99
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Easyguard way car alarm with - easyguard,

Easyguard way car alarm with - easyguard,

$84.99
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Kerui wireless alarm - kerui,

Kerui wireless alarm - kerui,

$74.99
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Ring alarm base station z - alarm, us

Ring alarm base station z - alarm, us

$43.07
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Compustar cs932a way - cs932a, 1-way

Compustar cs932a way - cs932a, 1-way

$48.95
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Car remote keyless - remote, entry

Car remote keyless - remote, entry

$28.05
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Solar powered car alarm - solar,

Solar powered car alarm - solar,

$20.29
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Tuya wireless alarm - tuya,

Tuya wireless alarm - tuya,

$49.95
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Tuya wifi app - tuya,

Tuya wifi app - tuya,

$69.99
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Swann security box diy - swann,

Swann security box diy - swann,

$100.00
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Viper 5305v remote - viper, start

Viper 5305v remote - viper, start

$169.99
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Prestige aps25z one way - prestige,

Prestige aps25z one way - prestige,

$59.00
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Universal car alarm - universal, system

Universal car alarm - universal, system

$22.96
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Viper alarm system - alarm, no

Viper alarm system - alarm, no

$28.99
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Wireless driveway alarm - wireless,

Wireless driveway alarm - wireless,

$22.99
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Rfid wifi wireless - rfid,

Rfid wifi wireless - rfid,

$29.00
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Tuya smart home security - home,

Tuya smart home security - home,

$64.99
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Kerui wireless home shop alarm - kerui,

Kerui wireless home shop alarm - kerui,

$38.94
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Defiant smart home - smart, alarm

Defiant smart home - smart, alarm

$29.95
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Security door stop alarm - security,

Security door stop alarm - security,

$13.99
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Glass break sensor 25ft range - break,

Glass break sensor 25ft range - break,

$119.99
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Kerui wireless home security - wireless,

Kerui wireless home security - wireless,

$36.52
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Car alarm system with keyless - car,

Car alarm system with keyless - car,

$19.95
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2pcs wireless door window - 2pcs,

2pcs wireless door window - 2pcs,

$9.98
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New sealed ring alarm - ring,

New sealed ring alarm - ring,

$128.00
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Wireless home security - security, alarm

Wireless home security - security, alarm

$124.88
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Ring keypad wave - keypad, for

Ring keypad wave - keypad, for

$30.00
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10x wireless home - 10x,

10x wireless home - 10x,

$14.95
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Portable alarm system - portable, pir

Portable alarm system - portable, pir

$15.85
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Smart home alarm system - home,

Smart home alarm system - home,

$31.87
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Loudly speaker alarm system - speaker,

Loudly speaker alarm system - speaker,

$25.89
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Wireless driveway alarm - driveway,

Wireless driveway alarm - driveway,

$16.10
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4pcs 433mhz wireless pir - 4pcs,

4pcs 433mhz wireless pir - 4pcs,

$39.99
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Wifi home security - home, alarm

Wifi home security - home, alarm

$27.63
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Avital 3103lx 3100lx keyless - 3100lx,

Avital 3103lx 3100lx keyless - 3100lx,

$47.90
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Driveway alarm 1byone - alarm,, home

Driveway alarm 1byone - alarm,, home

$33.93
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Security sensors outdoor - security, sensors/outdoor

Security sensors outdoor - security, sensors/outdoor

$129.99
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Ring alarm wireless home - ring,

Ring alarm wireless home - ring,

$89.99
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Pcs wireless home - wireless, window

Pcs wireless home - wireless, window

$14.99
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Defiant smart home alarm - smart,

Defiant smart home alarm - smart,

$20.00
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10x home safety - home, alarm

10x home safety - home, alarm

$18.99
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Kerui home office - office, &shop

Kerui home office - office, &shop

$35.99
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Home safety burglar - 5x,

Home safety burglar - 5x,

$13.19
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Pool patrol floating - pool,

Pool patrol floating - pool,

$129.95
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2026 home security system - 2026,

2026 home security system - 2026,

$47.40
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Avital 3100l keyless entry - 3100l,

Avital 3100l keyless entry - 3100l,

$55.00
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Wireless home window - home,

Wireless home window - home,

$32.43
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Htzsafe owl home security - htzsafe,

Htzsafe owl home security - htzsafe,

$62.99
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Wireless door chime - chime, alarm

Wireless door chime - chime, alarm

$20.51
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10x home safety burglar - safety, alarm

10x home safety burglar - safety, alarm

$20.11
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Wifi gsm alarm system - system, with

Wifi gsm alarm system - system, with

$193.59
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Viper responder 350 model - viper, (model

Viper responder 350 model - viper, (model

$159.99
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Pcs wireless home window - 6,

Pcs wireless home window - 6,

$11.89
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12v car security system - system, horn

12v car security system - system, horn

$29.82
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New audiovox prestige aps997z - audiovox,

New audiovox prestige aps997z - audiovox,

$114.00
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H2c8 waterproof 656ft - h2c8,

H2c8 waterproof 656ft - h2c8,

$20.26
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12v universal car - 12v,

12v universal car - 12v,

$21.57
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New car alarm system with - alarm, 2

New car alarm system with - alarm, 2

$45.89
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Universal car alarm system - universal,

Universal car alarm system - universal,

$21.55
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Car keyless entry alarm - entry,

Car keyless entry alarm - entry,

$31.58
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Wireless home window door - wireless,

Wireless home window door - wireless,

$75.99
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New ring alarm piece kit - *,

New ring alarm piece kit - *,

$94.99
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Solar motion sensor alarm - solar,

Solar motion sensor alarm - solar,

$17.50
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10x wireless home window - 10x,

10x wireless home window - 10x,

$12.95
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Wuloo 1800feet long range - 1800feet,

Wuloo 1800feet long range - 1800feet,

$78.11
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Wolf guard inch touch - wolf-guard, screen

Wolf guard inch touch - wolf-guard, screen

$145.00
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📊96 listings · from $3.89 · avg $54.36

Browse 96 alarm system listings currently in our index. Prices range from $3.89 to $199.12, with an average of $54.36. 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 $199.12 — giving you a wide budget spread to work with. The average price of $54.36 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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