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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!

  • AJC Battery Compatible with Napco GEMK1CA Keypad 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Napco GEMK1CA Keypad 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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    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with Napco GEMDK3DGTL 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Napco GEMDK3DGTL 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with Napco GEMDK1CA 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Napco GEMDK1CA 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC PowerSeries HS2TCHP Neo Keypad w Prox Su 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC PowerSeries HS2TCHP Neo Keypad w Prox Su 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC PowerSeries HS2128 Neo Control Panel 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC PowerSeries HS2128 Neo Control Panel 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC PowerSeries HS2064 Neo Control Panel 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC PowerSeries HS2064 Neo Control Panel 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC PowerSeries HS2032 Neo Control Panel 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC PowerSeries HS2032 Neo Control Panel 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC PowerSeries HS2016 Neo Control Panel 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC PowerSeries HS2016 Neo Control Panel 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC MAXSYS PC4020 Control Panel 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC MAXSYS PC4020 Control Panel 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC MAXSYS PC4010 Control Panel 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC MAXSYS PC4010 Control Panel 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC MAXSYS LCD4501 Keypad 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC MAXSYS LCD4501 Keypad 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC ICON HS2ICNRFP9 Keypad w Prox Support 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC ICON HS2ICNRFP9 Keypad w Prox Support 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC ICON HS2ICNRF9 Keypad w Transceiver 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC ICON HS2ICNRF9 Keypad w Transceiver 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC ICON HS2ICNP Keypad w Prox Support 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC ICON HS2ICNP Keypad w Prox Support 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC ICON HS2ICN Keypad 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC ICON HS2ICN Keypad 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC HS2LCDRFP9 Keypad w Prox Support 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC HS2LCDRFP9 Keypad w Prox Support 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC HS2LCDRF9 Keypad w Transceiver 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC HS2LCDRF9 Keypad w Transceiver 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC HS2LCDP Keypad w Prox Support 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC HS2LCDP Keypad w Prox Support 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC 2-Way HS2LCDWF9 Keypad 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC 2-Way HS2LCDWF9 Keypad 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with Digital Security Power832 Option 1 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Digital Security Power832 Option 1 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with Digital Security Power432 Option 1 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Digital Security Power432 Option 1 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with Digital Security BD412 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Digital Security BD412 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with General Electric 600-1054-95R Simon XT 6V 1.3Ah Alarm Battery
    $8.39 - $8.39
    $8.39
    $8.39 - $8.39
    $8.39

    AJC Battery Compatible with General Electric 600-1054-95R Simon XT 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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    $8.39 - $8.39
    $8.39
    $8.39 - $8.39
    $8.39
  • DJI SRQ-V72M Digital Life Controller SRQ-V72M Alarm Replacement Battery
    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69

    AT&T V72M,Home Security Digital Life Controller Alarm Replacement Battery

    INFO This is a replacement compatible with a AT&T Alarm Battery Volts: 3.8V (3.8 Volts) Capacity: 3000mAh (3Ah) Type: Li-Polymer Color: Black A...

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    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69