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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!

  • Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    AJC Battery Compatible with DSC Power 632 Hybrid 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

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    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    AJC Battery Compatible with DSC BD4-12 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

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    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Original price $18.59 - Original price $19.99
    Original price
    $18.59 - $19.99
    $18.59 - $19.99
    Current price $18.59

    AJC Battery Compatible with Digital Security PC1616 12V 4.5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

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    Original price $18.59 - Original price $19.99
    Original price
    $18.59 - $19.99
    $18.59 - $19.99
    Current price $18.59
  • Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99

    AJC Battery Compatible with ADT 477967 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

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    Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99
  • Original price $65.49 - Original price $65.49
    Original price
    $65.49
    $65.49 - $65.49
    Current price $65.49

    AJC Battery Compatible with Universal Power Group UB12220 12V 22Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

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    Original price $65.49 - Original price $65.49
    Original price
    $65.49
    $65.49 - $65.49
    Current price $65.49
  • Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99

    AJC Battery Compatible with Mighty Mule FM150 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

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    Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99
  • Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99

    AJC Battery Compatible with DSC Exaltor E1275 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

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    Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99
  • Original price $8.39 - Original price $8.39
    Original price
    $8.39
    $8.39 - $8.39
    Current price $8.39

    AJC Battery Compatible with DSC BD1.2-6 6V 1.3Ah Alarm Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

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    Original price $8.39 - Original price $8.39
    Original price
    $8.39
    $8.39 - $8.39
    Current price $8.39
  • Original price $18.59 - Original price $19.99
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    $18.59 - $19.99
    $18.59 - $19.99
    Current price $18.59

    AJC Battery Compatible with ADT DSC PC1555 12V 4.5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

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    Original price $18.59 - Original price $19.99
    Original price
    $18.59 - $19.99
    $18.59 - $19.99
    Current price $18.59
  • Original price $49.99 - Original price $49.99
    Original price
    $49.99
    $49.99 - $49.99
    Current price $49.99

    Honeywell Lynx lynx 5100 lynx 5200 lynx 5210 lynx Touch 5210 lynx touch 7000 Lyric Controller Lyric Keypad LCP500-L Alarm Replacement Battery

    INFO This is a replacement compatible with a Honeywell Alarm Battery Volts: 7.2V (7.2 Volts) Capacity: 3700mAh (3.7Ah) Type: Ni-MH Color: Green Hon...

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    Original price $49.99 - Original price $49.99
    Original price
    $49.99
    $49.99 - $49.99
    Current price $49.99
  • Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99

    AJC Battery Compatible with Brooks Equipment BAT127 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99
  • Original price $23.99 - Original price $32.19
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    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99

    AJC Battery Compatible with DSC PC3000 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99
  • Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    AJC Battery Compatible with ADT Safewatch Pro 3000 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Original price $23.99 - Original price $32.19
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    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99

    AJC Battery Compatible with Solex Alarm SB1270 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99
  • Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    AJC Battery Compatible with Ritar RT1250 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    AJC Battery Compatible with ADI 12V5AH 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Original price $37.49 - Original price $46.89
    Original price
    $37.49 - $46.89
    $37.49 - $46.89
    Current price $37.49

    AJC Battery Compatible with Universal Power Group UB12120 12V 10Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $37.49 - Original price $46.89
    Original price
    $37.49 - $46.89
    $37.49 - $46.89
    Current price $37.49
  • Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    AJC Battery Compatible with DSC Ultratech UT1240 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Original price $18.59 - Original price $19.99
    Original price
    $18.59 - $19.99
    $18.59 - $19.99
    Current price $18.59

    AJC Battery Compatible with Digital Security BD 412 12V 4.5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $18.59 - Original price $19.99
    Original price
    $18.59 - $19.99
    $18.59 - $19.99
    Current price $18.59
  • Original price $24.69 - Original price $24.69
    Original price
    $24.69
    $24.69 - $24.69
    Current price $24.69

    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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    Original price $24.69 - Original price $24.69
    Original price
    $24.69
    $24.69 - $24.69
    Current price $24.69
  • Original price $45.89 - Original price $45.89
    Original price
    $45.89
    $45.89 - $45.89
    Current price $45.89

    Qolsys IQ Panel Alarm Replacement Battery

    INFO This is a replacement compatible with a Qolsys Alarm Battery Volts: 7.4V (7.4 Volts) Capacity: 2600mAh (2.6Ah) Type: Li-Polymer Color: Black Q...

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    Original price $45.89 - Original price $45.89
    Original price
    $45.89
    $45.89 - $45.89
    Current price $45.89
  • Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99

    AJC Battery Compatible with DSC Alarm Systems BD7.2-12 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99
  • Original price $18.59 - Original price $19.99
    Original price
    $18.59 - $19.99
    $18.59 - $19.99
    Current price $18.59

    AJC Battery Compatible with Brooks Equipment BAT124 12V 4.5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $18.59 - Original price $19.99
    Original price
    $18.59 - $19.99
    $18.59 - $19.99
    Current price $18.59
  • Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99

    AJC Battery Compatible with Acme 621 UB1270 SLA 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    Original price $23.99 - Original price $32.19
    Original price
    $23.99 - $32.19
    $23.99 - $32.19
    Current price $23.99