Alarm Batteries

Replacement Alarm Batteries ensure your alarm system continues to operate even during a power outage or when the electricity is cut. Browse our current selection of replacement Alarm Batteries for some of the top alarm brands like ADT, Honeywell and Ademco.

Silent Knight 12V 7Ah Alarm Replacement Battery
$12.99

Silent Knight 12V 7Ah Alarm Replacement Battery

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

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$12.99
Silent Knight SK-5208 12V 7Ah Alarm Replacement Battery
$12.99

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

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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$12.99
Silent Knight 6712 12V 7Ah Alarm Replacement Battery
$12.99

Silent Knight 6712 12V 7Ah Alarm Replacement Battery

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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$12.99
Silent Knight N5HR 12V 5Ah Alarm Replacement Battery
$14.99

Silent Knight N5HR 12V 5Ah Alarm Replacement Battery

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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$14.99
Silent Knight ENERJET 12V 5Ah Alarm Replacement Battery
$14.99

Silent Knight ENERJET 12V 5Ah Alarm Replacement Battery

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

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$14.99
Silent Knight 5395 12V 7Ah Alarm Replacement Battery
$12.99

Silent Knight 5395 12V 7Ah Alarm Replacement Battery

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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$12.99
Silent Knight S121 12V 5Ah Alarm Replacement Battery
$14.99

Silent Knight S121 12V 5Ah Alarm Replacement Battery

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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$14.99
Silent Knight N7HR 12V 5Ah Alarm Replacement Battery
$14.99

Silent Knight N7HR 12V 5Ah Alarm Replacement Battery

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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$14.99
Silent Knight 712 12V 5Ah Alarm Replacement Battery
$14.99

Silent Knight 712 12V 5Ah Alarm Replacement Battery

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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$14.99
Silent Knight 680 12V 5Ah Alarm Replacement Battery
$14.99

Silent Knight 680 12V 5Ah Alarm Replacement Battery

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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$14.99