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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.

  • Astralite 20-0002 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite 20-0002 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite EU-HD-12 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite EU-HD-12 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite 20-0008 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite 20-0008 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite EU-FL 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite EU-FL 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite EEU-2 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite EEU-2 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite DCA-100 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite DCA-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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite LG-NY-500 6V 5Ah Emergency Light Replacement Battery
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39

    AJC Battery Compatible with Astralite LG-NY-500 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
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39
  • Astralite TP-100 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite TP-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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite NY-2A 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite NY-2A 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite HD-125-VRS/4x 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite HD-125-VRS 4x 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite EU-HD-12/24 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite EU-HD-12 24 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite EU-2 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite EU-2 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite EU-3 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite EU-3 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite DCA-200 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite DCA-200 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite ASQ-S-MR16 6V 4.5Ah Emergency Light Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Astralite ASQ-S-MR16 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
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Astralite 20-0001 Emergency Light Replacement Battery
    $29.09 - $29.09
    $29.09
    $29.09 - $29.09
    $29.09

    Astralite 20-0001 Emergency Light Replacement Battery

    INFO This is a replacement compatible with a Astralite Emergency Light Battery Volts: 4.8V (4.8 Volts) Capacity: 2000mAh (2Ah) Type: Ni-MH Color: G...

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    $29.09 - $29.09
    $29.09
    $29.09 - $29.09
    $29.09
  • Astralite EU-HD-12 24 6V 5Ah Emergency Light Replacement Battery
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39

    AJC Battery Compatible with Astralite EU-HD-12 24 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
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39
  • Astralite TP-400 6V 5Ah Emergency Light Replacement Battery
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39

    AJC Battery Compatible with Astralite TP-400 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
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39
  • Astralite LG-ST-125 6V 5Ah Emergency Light Replacement Battery
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39

    AJC Battery Compatible with Astralite LG-ST-125 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
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39
  • Astralite EU-HD-180 6V 5Ah Emergency Light Replacement Battery
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39

    AJC Battery Compatible with Astralite EU-HD-180 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
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39
  • Astralite EU-MR-3r 6V 5Ah Emergency Light Replacement Battery
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39

    AJC Battery Compatible with Astralite EU-MR-3r 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
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39
  • Astralite ECNY 6V 5Ah Emergency Light Replacement Battery
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39

    AJC Battery Compatible with Astralite ECNY 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
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39
  • Astralite DCA-500 6V 5Ah Emergency Light Replacement Battery
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39

    AJC Battery Compatible with Astralite DCA-500 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
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39
  • Astralite DCA-400 6V 5Ah Emergency Light Replacement Battery
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39

    AJC Battery Compatible with Astralite DCA-400 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
    $9.39 - $9.39
    $9.39
    $9.39 - $9.39
    $9.39