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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.

  • Ademco 12V5AH 12V 5Ah Alarm Replacement Battery
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99

    Ademco 12V5AH 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Ademco 12V5AH Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM...

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    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99
  • Honeywell Home Pro A7 Pro A7 Plus Pro A7 P 7800mAh Replacement Battery-main
    $19.79 - $19.79
    $19.79
    $19.79 - $19.79
    $19.79

    Honeywell Home Pro A7 Pro A7 Plus Pro A7 Plus C Resideo PROA7C 7800mAh Alarm Replacement Battery

    INFO This is a replacement compatible with a Honeywell Alarm Battery Volts: 3.7V (3.7 Volts) Capacity: 7800mAh (7.8Ah) Type: Li-ion Honeywell Home ...

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    $19.79 - $19.79
    $19.79
    $19.79 - $19.79
    $19.79
  • ADT Panel SmartThings Replacement Battery-main
    $27.09 - $27.09
    $27.09
    $27.09 - $27.09
    $27.09

    ADT Panel SmartThings Alarm Replacement Battery

    INFO This is a replacement compatible with a ADT Alarm Battery Volts: 3.7V (3.7 Volts) Capacity: 3800mAh (3.8Ah) Type: Li-Polymer ADT Panel SmartTh...

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    $27.09 - $27.09
    $27.09
    $27.09 - $27.09
    $27.09
  • Visonic Next CAM Next CAM K9 PG2 wide angle Next C Replacement Battery-main
    $21.59 - $21.59
    $21.59
    $21.59 - $21.59
    $21.59

    Visonic Next CAM Next CAM K9 PG2 wide angle Next CAM PG2 Next CAM PGS Alarm Replacement Battery

    INFO This is a replacement compatible with a Visonic Alarm Battery Volts: 6V (6 Volts) Capacity: 1350mAh (1.35Ah) Type: Li-MnO2 Color: Yellow Vison...

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    $21.59 - $21.59
    $21.59
    $21.59 - $21.59
    $21.59
  • UltraTech UT-1240 12V 9Ah Alarm Replacement Battery
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29

    UltraTech UT-1240 12V 9Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with UltraTech UT-1240 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

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    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29
  • UltraTech UT-12180 12V 22Ah Alarm Replacement Battery
    $58.69 - $58.69
    $58.69
    $58.69 - $58.69
    $58.69

    UltraTech UT-12180 12V 22Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with UltraTech UT-12180 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    $58.69 - $58.69
    $58.69
    $58.69 - $58.69
    $58.69
  • Simplex 2081-9274 12V 18Ah Alarm Replacement Battery
    $52.39 - $52.39
    $52.39
    $52.39 - $52.39
    $52.39

    Simplex 2081-9274 12V 18Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Simplex 2081-9274 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

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    $52.39 - $52.39
    $52.39
    $52.39 - $52.39
    $52.39
  • Moose 12V 7Ah Alarm Replacement Battery
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59

    Moose 12V 7Ah Alarm Replacement Battery

    In stock

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

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    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59
  • DSC Alarm Systems Exaltor E1270 12V 7Ah Alarm Replacement Battery
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59

    DSC Alarm Systems Exaltor E1270 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with DSC Alarm Systems Exaltor E1270 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Ma...

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    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59
  • DSC Alarm Systems 832 12V 5Ah Alarm Replacement Battery
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99

    DSC Alarm Systems 832 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with DSC Alarm Systems 832 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance ...

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    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99
  • DSC WS4920HE wireless repeater WTK5504 wireless ke Replacement Battery-main
    $23.49 - $23.49
    $23.49
    $23.49 - $23.49
    $23.49

    DSC WS4920HE wireless repeater WTK5504 wireless keypad Alarm Replacement Battery

    INFO This is a replacement compatible with a DSC Alarm Battery Volts: 4.8V (4.8 Volts) Capacity: 2000mAh (2Ah) Type: Ni-MH Color: Green DSC WS4920H...

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    $23.49 - $23.49
    $23.49
    $23.49 - $23.49
    $23.49
  • Sensaphone 2800 6V 3.4Ah Alarm Battery
    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49

    Sensaphone 2800 6V 3.4Ah Alarm Replacement Battery

    UPG® Brand replacement compatible with a Sensaphone 2800 Alarm Battery Voltage: 6 (6 Volts) Capacity: 3.4Ah (3400mAh) Terminals: F1 Chemistry: ...

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    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49
  • Sensaphone 2000 6V 3.4Ah Alarm Battery
    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49

    Sensaphone 2000 6V 3.4Ah Alarm Replacement Battery

    UPG® Brand replacement compatible with a Sensaphone 2000 Alarm Battery Voltage: 6 (6 Volts) Capacity: 3.4Ah (3400mAh) Terminals: F1 Chemistry: ...

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    $37.49 - $37.49
    $37.49
    $37.49 - $37.49
    $37.49
  • Digital Security Alexor 12V 2.2Ah Alarm Battery
    $40.39 - $40.39
    $40.39
    $40.39 - $40.39
    $40.39

    Digital Security Alexor 12V 2.2Ah Alarm Replacement Battery

    Replacement Digital Security Alarm Battery Voltage: 12V (12 Volts) Capacity: 2.2Ah (2200mAh) Terminals: F1 Chemistry: Sealed Lead Acid (AGM) R...

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    $40.39 - $40.39
    $40.39
    $40.39 - $40.39
    $40.39
  • Zareba SB3ZR 6V 4.5Ah Alarm Replacement Battery
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59

    Zareba SB3ZR 6V 4.5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Zareba SB3ZR Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM ...

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    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59
  • Universal Power Group UB12120 12V 12Ah Alarm Replacement Battery
    $38.89 - $38.89
    $38.89
    $38.89 - $38.89
    $38.89

    Universal Power Group UB12120 12V 12Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Universal Power Group UB12120 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Main...

    View full details
    $38.89 - $38.89
    $38.89
    $38.89 - $38.89
    $38.89
  • Universal Power Group UB12120 12V 10Ah Alarm Replacement Battery
    $33.99 - $33.99
    $33.99
    $33.99 - $33.99
    $33.99

    Universal Power Group UB12120 12V 10Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Universal Power Group UB12120 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Main...

    View full details
    $33.99 - $33.99
    $33.99
    $33.99 - $33.99
    $33.99
  • Technacell ELB0410 12V 8Ah Alarm Replacement Battery
    $21.79 - $21.79
    $21.79
    $21.79 - $21.79
    $21.79

    Technacell ELB0410 12V 8Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Technacell ELB0410 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    $21.79 - $21.79
    $21.79
    $21.79 - $21.79
    $21.79
  • Protection One 12V 7Ah Alarm Replacement Battery
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59

    Protection One 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Protection One All Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59
  • Notifier FireWarden-100-2 12V 7Ah Alarm Replacement Battery
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59

    Notifier FireWarden-100-2 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Notifier FireWarden-100-2 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintena...

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    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59
  • Napco Magnum 1016e 12V 5Ah Alarm Replacement Battery
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99

    Napco Magnum 1016e 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco Magnum 1016e Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

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    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99
  • Napco GEM-P816 - 12V 7Ah Alarm Replacement Battery
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59

    Napco GEM-P816 - 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco GEM-P816 - Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59
  • Napco Alarms RBAT4 12V 5Ah Alarm Replacement Battery
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99

    Napco Alarms RBAT4 12V 5Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Napco Alarms RBAT4 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99
  • Mighty Mule FM500 12V 7Ah Alarm Replacement Battery
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59

    Mighty Mule FM500 12V 7Ah Alarm Replacement Battery

    In stock

    Info AJC® replacement compatible with Mighty Mule FM500 Alarm Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

    View full details
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59