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BatteryClerk Prime FAST 1-2 day shipping to most of Canada
BatteryClerk Prime FAST 1-2 day shipping to most of Canada

Alarm Batteries

Ensure your property stays protected, even during a power outage, with BatteryClerk’s reliable backup replacement alarm batteries. Our selection includes high-quality, compatible OEM batteries designed to fit top alarm brands like ADT, Acme, and Ademco, so you can trust your security system to perform when it matters most. Don’t let a dead battery leave you vulnerable—explore our collection today and keep your alarm system running smoothly 24/7!

  • Altronix SMP3PMP4 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Altronix SMP3PMP4 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix SMP3PMP4 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

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    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
  • Altronix SMP3PMP16 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Altronix SMP3PMP16 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix SMP3PMP16 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
  • Altronix SMP10PM12P8 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Altronix SMP10PM12P8 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix SMP10PM12P8 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance f...

    View full details
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
  • Altronix SMP10C12X 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Altronix SMP10C12X 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix SMP10C12X Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
  • Altronix LPS5C24X 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Altronix LPS5C24X 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix LPS5C24X Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

    View full details
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
  • Altronix AL600ULX 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Altronix AL600ULX 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL600ULX Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

    View full details
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
  • Altronix AL400ULPD4CB 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Altronix AL400ULPD4CB 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL400ULPD4CB Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance ...

    View full details
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
  • Altronix AL300ULX 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Altronix AL300ULX 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL300ULX Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

    View full details
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
  • Altronix AL300ULPD8CB 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Altronix AL300ULPD8CB 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL300ULPD8CB Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance ...

    View full details
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
  • Altronix AL300ULM 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Altronix AL300ULM 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL300ULM Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

    View full details
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
  • Altronix AL175ULX 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Altronix AL175ULX 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL175ULX Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

    View full details
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
  • Altronix AL624-12C 12V 5Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Altronix AL624-12C 12V 5Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL624-12C Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • Altronix AL800ULADAJ 12V 12Ah Alarm Replacement Battery
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69

    AJC Battery Compatible with Altronix AL800ULADAJ 12V 12Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL800ULADAJ Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance f...

    View full details
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69
  • Altronix AL400ULACM 12V 12Ah Alarm Replacement Battery
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69

    AJC Battery Compatible with Altronix AL400ULACM 12V 12Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL400ULACM Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fr...

    View full details
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69
  • Altronix AL1012ULXPD16CB 12V 12Ah Alarm Replacement Battery
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69

    AJC Battery Compatible with Altronix AL1012ULXPD16CB 12V 12Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL1012ULXPD16CB Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenan...

    View full details
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69
  • Altronix AL1012ULXPD16 12V 12Ah Alarm Replacement Battery
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69

    AJC Battery Compatible with Altronix AL1012ULXPD16 12V 12Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL1012ULXPD16 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance...

    View full details
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69
  • Altronix eFlow6NX 12V 12Ah Alarm Replacement Battery
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69

    AJC Battery Compatible with Altronix eFlow6NX 12V 12Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix eFlow6NX Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

    View full details
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69
  • Altronix BT1212 12V 12Ah Alarm Replacement Battery
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69

    AJC Battery Compatible with Altronix BT1212 12V 12Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix BT1212 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69
  • Altronix AL1012ULX 12V 12Ah Alarm Replacement Battery
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69

    AJC Battery Compatible with Altronix AL1012ULX 12V 12Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL1012ULX Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    $38.69 - $38.69
    $38.69
    $38.69 - $38.69
    $38.69
  • Altronix SM1BOE 12V 10Ah Alarm Replacement Battery
    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49

    AJC Battery Compatible with Altronix SM1BOE 12V 10Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix SM1BOE Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49
  • Altronix AL400ULACM 12V 10Ah Alarm Replacement Battery
    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49

    AJC Battery Compatible with Altronix AL400ULACM 12V 10Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL400ULACM Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fr...

    View full details
    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49
  • Altronix AL1012ULXPD16 12V 10Ah Alarm Replacement Battery
    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49

    AJC Battery Compatible with Altronix AL1012ULXPD16 12V 10Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix AL1012ULXPD16 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance...

    View full details
    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49
  • Altronix BT1212 12V 10Ah Alarm Replacement Battery
    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49

    AJC Battery Compatible with Altronix BT1212 12V 10Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Altronix BT1212 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49
  • Alco ACP10 Intruder 12V 7Ah Alarm Replacement Battery
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99

    AJC Battery Compatible with Alco ACP10 Intruder 12V 7Ah Alarm Battery

    In stock

    Info AJC® replacement compatible with Alco ACP10 Intruder Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fr...

    View full details
    $23.99 - $23.99
    $23.99
    $23.99 - $23.99
    $23.99
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