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

Emergency Light Batteries

BatteryClerk offers a selection of replacement batteries for Emergency Lighting. Browse our current selection from leading brands like Ademco, ADI, and Astralite.

  • Big Beam WINDSOR 6S 6V 5Ah Emergency Light Replacement Battery
    $12.19 - $12.19
    $12.19
    $12.19 - $12.19
    $12.19

    AJC Battery Compatible with Big Beam WINDSOR 6S 6V 5Ah Emergency Light 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
    $12.19 - $12.19
    $12.19
    $12.19 - $12.19
    $12.19
  • AJC Battery Compatible with Big Beam ETXFLD 6V 7Ah Emergency Light Battery
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    AJC Battery Compatible with Big Beam ETXFLD 6V 7Ah Emergency Light 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
  • AJC Battery Compatible with Big Beam 2RL6S5-R 6V 4.5Ah Emergency Light Battery
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29 - $12.19
    $10.29

    AJC Battery Compatible with Big Beam 2RL6S5-R 6V 4.5Ah Emergency Light 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
  • BIG BEAM 2SE12N7, H2SE12N7 Emergency Light Replacement Battery
    $122.29 - $122.29
    $122.29
    $122.29 - $122.29
    $122.29

    Big Beam 2SE12N7,H2SE12N7 Emergency Light Replacement Battery

    INFO This is a replacement compatible with a Big Beam Emergency Light Battery Volts: 12V (12 Volts) Capacity: 8000mAh (8Ah) Type: Ni-CD Color: Whit...

    View full details
    $122.29 - $122.29
    $122.29
    $122.29 - $122.29
    $122.29
  • Big Beam BL12S15-100 12V 18Ah Emergency Light Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with Big Beam BL12S15-100 12V 18Ah Emergency Light 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • Big Beam 2IL24S15-7 12V 18Ah Emergency Light Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with Big Beam 2IL24S15-7 12V 18Ah Emergency Light 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • BIG BEAM ECHL1RWW ECHL2RWW ERXL1WGCS ERXL1WRCR EVRXL2GWWU EVRXL2RWWU EXFL2GWWU EXFL2RBB-U EXFL2RWWU ELEDX2R4 ELEDX Emergency Light Replacement Battery
    $25.99 - $25.99
    $25.99
    $25.99 - $25.99
    $25.99

    Big Beam ECHL1RWW,ECHL2RWW,ERXL1WGCS,ERXL1WRCR,EVRXL2GWWU,EVRXL2RWWU,EXFL2GWWU,EXFL2RBB-U,EXFL2RWWU,ELEDX2R4,ELEDX Emergency Light Replacement Battery

    INFO This is a replacement compatible with a Big Beam Emergency Light Battery Volts: 7.2V (7.2 Volts) Capacity: 800mAh (0.8Ah) Type: Ni-CD Color: W...

    View full details
    $25.99 - $25.99
    $25.99
    $25.99 - $25.99
    $25.99
  • Big Beam 2IL12S15 12V 18Ah Emergency Light Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with Big Beam 2IL12S15 12V 18Ah Emergency Light 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • Big Beam 2CL12S15 12V 18Ah Emergency Light Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with Big Beam 2CL12S15 12V 18Ah Emergency Light 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • Big Beam H2BR12S15 12V 18Ah Emergency Light Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with Big Beam H2BR12S15 12V 18Ah Emergency Light 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • Big Beam H2MQ6S18 6V 12Ah Emergency Light Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Big Beam H2MQ6S18 6V 12Ah Emergency Light 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
  • Big Beam H2SE12S20 12V 26Ah Emergency Light Replacement Battery
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29

    AJC Battery Compatible with Big Beam H2SE12S20 12V 26Ah Emergency Light Battery

    Low 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
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29
  • Big Beam H2LT12S20 12V 26Ah Emergency Light Replacement Battery
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29

    AJC Battery Compatible with Big Beam H2LT12S20 12V 26Ah Emergency Light Battery

    Low 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
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29
  • Big Beam 2TC12S20 12V 26Ah Emergency Light Replacement Battery
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29

    AJC Battery Compatible with Big Beam 2TC12S20 12V 26Ah Emergency Light Battery

    Low 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
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29
  • Big Beam 2LT12S20 12V 26Ah Emergency Light Replacement Battery
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29

    AJC Battery Compatible with Big Beam 2LT12S20 12V 26Ah Emergency Light Battery

    Low 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
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29
  • Big Beam 2IQ12S20 12V 26Ah Emergency Light Replacement Battery
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29

    AJC Battery Compatible with Big Beam 2IQ12S20 12V 26Ah Emergency Light Battery

    Low 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
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29
  • Big Beam H2SC12S15 12V 18Ah Emergency Light Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with Big Beam H2SC12S15 12V 18Ah Emergency Light 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • Big Beam H2RQ12S15 12V 18Ah Emergency Light Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with Big Beam H2RQ12S15 12V 18Ah Emergency Light 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • Big Beam BL12S15 12V 18Ah Emergency Light Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with Big Beam BL12S15 12V 18Ah Emergency Light 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • Big Beam 2SD12S15 12V 18Ah Emergency Light Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with Big Beam 2SD12S15 12V 18Ah Emergency Light 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • Big Beam 2IQ12S15 12V 18Ah Emergency Light Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with Big Beam 2IQ12S15 12V 18Ah Emergency Light 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • Big Beam 2IL24S15 12V 18Ah Emergency Light Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with Big Beam 2IL24S15 12V 18Ah Emergency Light 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • Big Beam 2TC6S50 6V 5Ah Emergency Light Replacement Battery
    $12.19 - $12.19
    $12.19
    $12.19 - $12.19
    $12.19

    AJC Battery Compatible with Big Beam 2TC6S50 6V 5Ah Emergency Light 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
    $12.19 - $12.19
    $12.19
    $12.19 - $12.19
    $12.19
  • Big Beam 2TC6S100 6V 5Ah Emergency Light Replacement Battery
    $12.19 - $12.19
    $12.19
    $12.19 - $12.19
    $12.19

    AJC Battery Compatible with Big Beam 2TC6S100 6V 5Ah Emergency Light 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
    $12.19 - $12.19
    $12.19
    $12.19 - $12.19
    $12.19