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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

Keep your property protected, even during a power outage with our backup replacement Alarm Batteries. Browse our current selection of compatible OEM batteries design to fit some of the top alarm brands like ADT, Acme and Ademco.

  • Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19

    Silent Knight ENERJET 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight ENERJET Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance ...

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    Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19
  • Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19

    Silent Knight N5HR 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight N5HR Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19
  • Original price $25.89 - Original price $25.89
    Original price
    $25.89
    $25.89 - $25.89
    Current price $25.89

    Silent Knight 5395 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight 5395 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    Original price $25.89 - Original price $25.89
    Original price
    $25.89
    $25.89 - $25.89
    Current price $25.89
  • Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19

    Silent Knight S121 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight S121 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19
  • Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19

    Silent Knight N7HR 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight N7HR Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19
  • Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19

    Silent Knight 712 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight 712 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

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    Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19
  • Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19

    Silent Knight 680 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight 680 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

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    Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19
  • Original price $12.39 - Original price $12.39
    Original price
    $12.39
    $12.39 - $12.39
    Current price $12.39

    Silent Knight 5207 6V 4.5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight 5207 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    Original price $12.39 - Original price $12.39
    Original price
    $12.39
    $12.39 - $12.39
    Current price $12.39
  • Original price $31.19 - Original price $31.19
    Original price
    $31.19
    $31.19 - $31.19
    Current price $31.19

    Silent Knight 5104B 12V 8Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight 5104B Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fr...

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    Original price $31.19 - Original price $31.19
    Original price
    $31.19
    $31.19 - $31.19
    Current price $31.19
  • Original price $31.19 - Original price $31.19
    Original price
    $31.19
    $31.19 - $31.19
    Current price $31.19

    Silent Knight 6712 12V 8Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight 6712 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    Original price $31.19 - Original price $31.19
    Original price
    $31.19
    $31.19 - $31.19
    Current price $31.19
  • Original price $25.89 - Original price $25.89
    Original price
    $25.89
    $25.89 - $25.89
    Current price $25.89

    Silent Knight SK-5208 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight SK-5208 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance ...

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    Original price $25.89 - Original price $25.89
    Original price
    $25.89
    $25.89 - $25.89
    Current price $25.89
  • Original price $25.89 - Original price $25.89
    Original price
    $25.89
    $25.89 - $25.89
    Current price $25.89

    Silent Knight 6712 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight 6712 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    Original price $25.89 - Original price $25.89
    Original price
    $25.89
    $25.89 - $25.89
    Current price $25.89
  • Original price $25.89 - Original price $25.89
    Original price
    $25.89
    $25.89 - $25.89
    Current price $25.89

    Silent Knight 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight All Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

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    Original price $25.89 - Original price $25.89
    Original price
    $25.89
    $25.89 - $25.89
    Current price $25.89
  • Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19

    Silent Knight LCR12V4PF 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight LCR12V4PF Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenanc...

    View full details
    Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19
  • Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19

    Silent Knight 5107 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight 5107 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19
  • Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19

    Silent Knight S122 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight S122 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    Original price $23.19 - Original price $23.19
    Original price
    $23.19
    $23.19 - $23.19
    Current price $23.19
  • Original price $21.99 - Original price $21.99
    Original price
    $21.99
    $21.99 - $21.99
    Current price $21.99

    Silent Knight LCR12V4PF 12V 4.5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight LCR12V4PF Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenanc...

    View full details
    Original price $21.99 - Original price $21.99
    Original price
    $21.99
    $21.99 - $21.99
    Current price $21.99
  • Original price $21.99 - Original price $21.99
    Original price
    $21.99
    $21.99 - $21.99
    Current price $21.99

    Silent Knight S122 12V 4.5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight S122 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    Original price $21.99 - Original price $21.99
    Original price
    $21.99
    $21.99 - $21.99
    Current price $21.99
  • Original price $34.79 - Original price $34.79
    Original price
    $34.79
    $34.79 - $34.79
    Current price $34.79

    Silent Knight 5204 12V 12Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Silent Knight 5204 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    Original price $34.79 - Original price $34.79
    Original price
    $34.79
    $34.79 - $34.79
    Current price $34.79