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BatteryClerk Prime FAST 1-2 day shipping to most of the USA
BatteryClerk Prime FAST 1-2 day shipping to most of the USA

Emergency Light Batteries

Ensure your building is equipped to handle any power outage with reliable emergency light batteries from BatteryClerk. We offer a wide selection of high-quality replacement batteries designed to keep your emergency lights shining bright when it matters most. Our batteries meet rigorous safety standards and are compatible with all major emergency lighting brands. With competitive prices, expert advice, and fast shipping, BatteryClerk makes it easy to keep your building safe and compliant.

  • Big Beam 2RC12S10 6V 10Ah Emergency Light Replacement Battery
    $17.99 - $19.79
    $17.99 - $19.79
    $17.99 - $19.79
    $17.99

    AJC Battery Compatible with Big Beam 2RC12S10 6V 10Ah 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 ...

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    $17.99 - $19.79
    $17.99 - $19.79
    $17.99 - $19.79
    $17.99
  • Big Beam 2IL6S50 6V 5Ah Emergency Light Replacement Battery
    $9.99 - $9.99
    $9.99
    $9.99 - $9.99
    $9.99

    AJC Battery Compatible with Big Beam 2IL6S50 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 ...

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    $9.99 - $9.99
    $9.99
    $9.99 - $9.99
    $9.99
  • Big Beam 2ET6S5 6V 5Ah Emergency Light Replacement Battery
    $9.99 - $9.99
    $9.99
    $9.99 - $9.99
    $9.99

    AJC Battery Compatible with Big Beam 2ET6S5 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
    $9.99 - $9.99
    $9.99
    $9.99 - $9.99
    $9.99
  • Big Beam 2CL6S5 6V 5Ah Emergency Light Replacement Battery
    $9.99 - $9.99
    $9.99
    $9.99 - $9.99
    $9.99

    AJC Battery Compatible with Big Beam 2CL6S5 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
    $9.99 - $9.99
    $9.99
    $9.99 - $9.99
    $9.99
  • B&B BP4-12 6V 12Ah Emergency Light Replacement Battery
    $19.79 - $19.79
    $19.79
    $19.79 - $19.79
    $19.79

    AJC Battery Compatible with B&B BP4-12 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
    $19.79 - $19.79
    $19.79
    $19.79 - $19.79
    $19.79
  • B&B BP4-12 12V 5Ah Emergency Light Replacement Battery
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    AJC Battery Compatible with B&B BP4-12 12V 5Ah 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...

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    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49
  • B&B BP4-12 12V 4.5Ah Emergency Light Replacement Battery
    $17.49 - $18.49
    $17.49 - $18.49
    $17.49 - $18.49
    $17.49

    AJC Battery Compatible with B&B BP4-12 12V 4.5Ah 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
    $17.49 - $18.49
    $17.49 - $18.49
    $17.49 - $18.49
    $17.49
  • Atlite 24-1004 6V 12Ah Emergency Light Replacement Battery
    $19.79 - $19.79
    $19.79
    $19.79 - $19.79
    $19.79

    AJC Battery Compatible with Atlite 24-1004 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
    $19.79 - $19.79
    $19.79
    $19.79 - $19.79
    $19.79
  • Atlite 24-1002 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $9.99
    $8.19 - $9.99
    $8.19 - $9.99
    $8.19

    AJC Battery Compatible with Atlite 24-1002 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
    $8.19 - $9.99
    $8.19 - $9.99
    $8.19 - $9.99
    $8.19
  • Astralite TP-AP 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite TP-AP 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite NY-NA 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite NY-NA 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite NY-3A 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite NY-3A 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite LG-100 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite LG-100 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite HD-125-VRS4x 6V 5Ah Emergency Light Replacement Battery
    $9.99 - $9.99
    $9.99
    $9.99 - $9.99
    $9.99

    AJC Battery Compatible with Astralite HD-125-VRS4x 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
    $9.99 - $9.99
    $9.99
    $9.99 - $9.99
    $9.99
  • Astralite EU-Q 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite EU-Q 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite EUNY 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite EUNY 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite LG-ST-100 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite LG-ST-100 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite EU-HD-125 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite EU-HD-125 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite EU-2-HD-H 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite EU-2-HD-H 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite EU-2-HD 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite EU-2-HD 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite EU-MR 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite EU-MR 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite EU-2-H 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite EU-2-H 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite EU-2-7 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite EU-2-7 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19
  • Astralite EU-1 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Astralite EU-1 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
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19