Skip to content
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!

  • Daitem 318-16D Alarm Replacement Battery
    $194.69 - $194.69
    $194.69
    $194.69 - $194.69
    $194.69

    Daitem 318-16D Alarm Replacement Battery

    INFO This is a replacement compatible with a Daitem Alarm Battery Volts: 12V (12 Volts) Capacity: 9000mAh (9Ah) Type: Ni-MH Color: Black Daitem 318...

    View full details
    $194.69 - $194.69
    $194.69
    $194.69 - $194.69
    $194.69
  • Daitem 318-16D Alarm Replacement Battery
    $82.29 - $82.29
    $82.29
    $82.29 - $82.29
    $82.29

    Daitem 318-16D 4500mAh Alarm Replacement Battery

    INFO This is a replacement compatible with a Daitem Alarm Battery Volts: 12V (12 Volts) Capacity: 4500mAh (4.5Ah) Type: Ni-MH Color: Black Daitem 3...

    View full details
    $82.29 - $82.29
    $82.29
    $82.29 - $82.29
    $82.29
  • Daitem 318-16D, ES318-22F, ES320-22F, ES330-22F, S318-22F, S320-22F, S330-22F, S332-22F, S334-22F Alarm Replacement Battery
    $43.79 - $43.79
    $43.79
    $43.79 - $43.79
    $43.79

    Daitem 318-16D,S318-22F,ES318-22F,S320-22F,ES320-22F,S330-22F,ES330-22F,S332-22F,S334-22F Alarm Replacement Battery

    INFO This is a replacement compatible with a Daitem Alarm Battery Volts: 12V (12 Volts) Capacity: 2000mAh (2Ah) Type: Ni-MH Color: Green Daitem 318...

    View full details
    $43.79 - $43.79
    $43.79
    $43.79 - $43.79
    $43.79
  • Daitem Panel Pre 2007 Alarm Replacement Battery
    $33.49 - $33.49
    $33.49
    $33.49 - $33.49
    $33.49

    Daitem Panel Pre 2007 Alarm Replacement Battery

    INFO This is a replacement compatible with a Daitem Alarm Battery Volts: 6V (6 Volts) Capacity: 1500mAh (1.5Ah) Type: Ni-MH Color: Black Daitem Pan...

    View full details
    $33.49 - $33.49
    $33.49
    $33.49 - $33.49
    $33.49
  • SAAB 93 Siren Alarm Alarm Replacement Battery
    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69

    Opel Astra H,Zafira B,Vectra C Alarm Replacement Battery

    INFO This is a replacement compatible with a Opel Alarm Battery Volts: 4.8V (4.8 Volts) Capacity: 230mAh (0.23Ah) Type: Ni-MH Color: Green Opel Ast...

    View full details
    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69
  • OPEL Astra H, Vectra C, Zafira B Alarm Replacement Battery
    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69

    Saab 93 Siren Alarm Alarm Replacement Battery

    INFO This is a replacement compatible with a Saab Alarm Battery Volts: 4.8V (4.8 Volts) Capacity: 230mAh (0.23Ah) Type: Ni-MH Color: Green Saab 93 ...

    View full details
    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69
  • Helix Alarm Panel Alarm Replacement Battery
    $38.09 - $38.09
    $38.09
    $38.09 - $38.09
    $38.09

    Alula Connect+ Control Panel,RE524X,RE508X,RE6100P Alarm Replacement Battery

    INFO This is a replacement compatible with a Alula Alarm Battery Volts: 6V (6 Volts) Capacity: 2500mAh (2.5Ah) Type: Ni-MH Color: Green Alula Conne...

    View full details
    $38.09 - $38.09
    $38.09
    $38.09 - $38.09
    $38.09
  • Ajax AJ-HUB2-4G-W/B, AJ-HUB2PLUS-W/B, Hub 2 4G Backup Battery, Hub 2 Plus Backup Battery, Hubs with 4G connectivity Alarm Replacement Battery
    $26.19 - $26.19
    $26.19
    $26.19 - $26.19
    $26.19

    Ajax Hub 2 4G Backup Battery,Hub 2 Plus Backup Battery,Hubs with 4G connectivity,AJ-HUB2-4G-W B,AJ-HUB2PLUS-W B Alarm Replacement Battery

    INFO This is a replacement compatible with a Ajax Alarm Battery Volts: 3.7V (3.7 Volts) Capacity: 3000mAh (3Ah) Type: Li-Polymer Color: Black Ajax ...

    View full details
    $26.19 - $26.19
    $26.19
    $26.19 - $26.19
    $26.19
  • Ajax AJ-HUB2PLUS-W/B, AJ-HUB2-W/B, AJ-HUBPLUS-W/B, AJ-HUB-W/B, Hub, Hub 2, Hub 2 Plus Alarm Replacement Battery
    $26.19 - $26.19
    $26.19
    $26.19 - $26.19
    $26.19

    Ajax Hub,Hub 2,Hub 2 Plus,AJ-HUB-W B,AJ-HUBPLUS-W B,AJ-HUB2-W B,AJ-HUB2PLUS-W B Alarm Replacement Battery

    INFO This is a replacement compatible with a Ajax Alarm Battery Volts: 3.7V (3.7 Volts) Capacity: 2100mAh (2.1Ah) Type: Li-Polymer Color: Black Aja...

    View full details
    $26.19 - $26.19
    $26.19
    $26.19 - $26.19
    $26.19
  • General Electric Simon XT Tabletop 6V 1.3Ah Alarm Replacement Battery
    $8.39 - $8.39
    $8.39
    $8.39 - $8.39
    $8.39

    AJC Battery Compatible with General Electric Simon XT Tabletop 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 ...

    View full details
    $8.39 - $8.39
    $8.39
    $8.39 - $8.39
    $8.39
  • Dual-Lite 0120361 6V 4.5Ah Alarm Replacement Battery
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29

    AJC Battery Compatible with Dual-Lite 0120361 6V 4.5Ah 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 ...

    View full details
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29
  • Dual-Lite 0120334 6V 4.5Ah Alarm Replacement Battery
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29

    AJC Battery Compatible with Dual-Lite 0120334 6V 4.5Ah 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 ...

    View full details
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29
  • Dual-Lite 0120295 6V 4.5Ah Alarm Replacement Battery
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29

    AJC Battery Compatible with Dual-Lite 0120295 6V 4.5Ah 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 ...

    View full details
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29
  • Dual-Lite 0120255 6V 4.5Ah Alarm Replacement Battery
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29

    AJC Battery Compatible with Dual-Lite 0120255 6V 4.5Ah 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 ...

    View full details
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29
  • Dual-Lite 0120235 6V 4.5Ah Alarm Replacement Battery
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29

    AJC Battery Compatible with Dual-Lite 0120235 6V 4.5Ah 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 ...

    View full details
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29
  • Dual-Lite 0120225 6V 4.5Ah Alarm Replacement Battery
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29

    AJC Battery Compatible with Dual-Lite 0120225 6V 4.5Ah 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 ...

    View full details
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29
  • Dual-Lite 0120826 6V 7Ah Alarm Replacement Battery
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    AJC Battery Compatible with Dual-Lite 0120826 6V 7Ah 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 ...

    View full details
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Dual-Lite 0120561 6V 7Ah Alarm Replacement Battery
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    AJC Battery Compatible with Dual-Lite 0120561 6V 7Ah 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 ...

    View full details
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Dual-Lite 0120800 6V 12Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Dual-Lite 0120800 6V 12Ah 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 ...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • Dual-Lite 0120727 6V 12Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Dual-Lite 0120727 6V 12Ah 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 ...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • Dual-Lite 0120631 6V 12Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Dual-Lite 0120631 6V 12Ah 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 ...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • Dual-Lite 0120263 6V 12Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Dual-Lite 0120263 6V 12Ah 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 ...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • Securitron BPS124.5 12V 5Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Securitron BPS124.5 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
  • Securitron BA-DPA-12 12V 5Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Securitron BA-DPA-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...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99