Skip to content
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.

  • Emergi-Lite PRO2 6V 5Ah Emergency Light Replacement Battery
    $9.99 - $9.99
    $9.99
    $9.99 - $9.99
    $9.99

    AJC Battery Compatible with Emergi-Lite PRO2 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
  • Emergi-Lite CF6V8 6V 12Ah Emergency Light Replacement Battery
    $19.79 - $19.79
    $19.79
    $19.79 - $19.79
    $19.79

    AJC Battery Compatible with Emergi-Lite CF6V8 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
  • Chamberlain WD962KD 12V 5Ah Emergency Light Replacement Battery
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    AJC Battery Compatible with Chamberlain WD962KD 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...

    View full details
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49
  • Big Beam H2RQ12S10 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 H2RQ12S10 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 ...

    View full details
    $17.99 - $19.79
    $17.99 - $19.79
    $17.99 - $19.79
    $17.99
  • Lithonia ELB 1444N Emergency Light Replacement Battery
    $75.89 - $75.89
    $75.89
    $75.89 - $75.89
    $75.89

    Lithonia ELB 1444N Emergency Light Replacement Battery

    INFO This is a replacement compatible with a Lithonia Emergency Light Battery Volts: 14.4V (14.4 Volts) Capacity: 4000mAh (4Ah) Type: Ni-CD Color: ...

    View full details
    $75.89 - $75.89
    $75.89
    $75.89 - $75.89
    $75.89
  • SATCO/NUVO Freedom Emergency Fixture 25-9002 Emergency Light Replacement Battery
    $30.49 - $30.49
    $30.49
    $30.49 - $30.49
    $30.49

    Satco/Nuvo Freedom Emergency Fixture 25-9002 Emergency Light Replacement Battery

    INFO This is a replacement compatible with a Satco/Nuvo Emergency Light Battery Volts: 11.1V (11.1 Volts) Capacity: 2600mAh (2.6Ah) Type: Li-ion Co...

    View full details
    $30.49 - $30.49
    $30.49
    $30.49 - $30.49
    $30.49
  • Lithonia LQC 1 G EL N Emergency Light Replacement Battery
    $24.49 - $24.49
    $24.49
    $24.49 - $24.49
    $24.49

    Lithonia LQC 1 G EL N Emergency Light Replacement Battery

    INFO This is a replacement compatible with a Lithonia Emergency Light Battery Volts: 2.4V (2.4 Volts) Capacity: 2000mAh (2Ah) Type: Ni-CD Color: Wh...

    View full details
    $24.49 - $24.49
    $24.49
    $24.49 - $24.49
    $24.49
  • FANSO 103-304742 Emergency Light Replacement Battery
    $39.89 - $39.89
    $39.89
    $39.89 - $39.89
    $39.89

    FANSO 103-304742 Emergency Light Replacement Battery

    INFO This is a replacement compatible with a FANSO Emergency Light Battery Volts: 3.6V (3.6 Volts) Capacity: 16000mAh (16Ah) Type: Li-SOCl2 Color: ...

    View full details
    $39.89 - $39.89
    $39.89
    $39.89 - $39.89
    $39.89
  • Chloride 6V4.5AH 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 Chloride 6V4.5AH 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
  • Lithonia D-AA650BX4 LONG Daybright D-AA650BX4 Exit Replacement Battery-main
    $20.89 - $20.89
    $20.89
    $20.89 - $20.89
    $20.89

    Lithonia Daybright D-AA650BX4,D-AA650BX4 LONG,Exit Signs Emergency Light Replacement Battery

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

    View full details
    $20.89 - $20.89
    $20.89
    $20.89 - $20.89
    $20.89
  • Silent Knight PS12120 12V 12Ah Emergency Light Replacement Battery
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89

    AJC Battery Compatible with Silent Knight PS12120 12V 12Ah 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
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89
  • Prescolite 12-800 6V 12Ah Emergency Light Replacement Battery
    $19.79 - $19.79
    $19.79
    $19.79 - $19.79
    $19.79

    AJC Battery Compatible with Prescolite 12-800 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
  • Portalac PE6V12 6V 10Ah Emergency Light Replacement Battery
    $17.99 - $19.79
    $17.99 - $19.79
    $17.99 - $19.79
    $17.99

    AJC Battery Compatible with Portalac PE6V12 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 ...

    View full details
    $17.99 - $19.79
    $17.99 - $19.79
    $17.99 - $19.79
    $17.99
  • Dual-Lite 12-728 6V 12Ah Emergency Light Replacement Battery
    $19.79 - $19.79
    $19.79
    $19.79 - $19.79
    $19.79

    AJC Battery Compatible with Dual-Lite 12-728 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
  • Dual-Lite 12-561 6V 7Ah Emergency Light Replacement Battery
    $11.79 - $11.79
    $11.79
    $11.79 - $11.79
    $11.79

    AJC Battery Compatible with Dual-Lite 12-561 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
    $11.79 - $11.79
    $11.79
    $11.79 - $11.79
    $11.79
  • Portalac GS PXL12090 12V 9Ah Emergency Light Replacement Battery
    $27.19 - $27.19
    $27.19
    $27.19 - $27.19
    $27.19

    AJC Battery Compatible with Portalac GS PXL12090 12V 9Ah 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
    $27.19 - $27.19
    $27.19
    $27.19 - $27.19
    $27.19
  • Sonnenschein A512-550A 12V 55Ah Emergency Light Replacement Battery
    $147.19 - $147.19
    $147.19
    $147.19 - $147.19
    $147.19

    AJC Battery Compatible with Sonnenschein A512-550A 12V 55Ah 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
    $147.19 - $147.19
    $147.19
    $147.19 - $147.19
    $147.19
  • Sonnenschein 6V6AH 6V 7Ah Emergency Light Replacement Battery
    $11.79 - $11.79
    $11.79
    $11.79 - $11.79
    $11.79

    AJC Battery Compatible with Sonnenschein 6V6AH 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
    $11.79 - $11.79
    $11.79
    $11.79 - $11.79
    $11.79
  • Best R-5HO 6V 7Ah Emergency Light Replacement Battery
    $11.79 - $11.79
    $11.79
    $11.79 - $11.79
    $11.79

    AJC Battery Compatible with Best R-5HO 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
    $11.79 - $11.79
    $11.79
    $11.79 - $11.79
    $11.79
  • Dual-Lite CV3 6V 7Ah Emergency Light Replacement Battery
    $11.79 - $11.79
    $11.79
    $11.79 - $11.79
    $11.79

    AJC Battery Compatible with Dual-Lite CV3 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
    $11.79 - $11.79
    $11.79
    $11.79 - $11.79
    $11.79
  • Dual-Lite LTURW 6V 5AH 6V 5Ah Emergency Light Replacement Battery
    $9.99 - $9.99
    $9.99
    $9.99 - $9.99
    $9.99

    AJC Battery Compatible with Dual-Lite LTURW 6V 5AH 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
  • Interstate SEC0905 SLA 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 Interstate SEC0905 SLA 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
  • Portalac GS PORTALC PE6V4 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 Portalac GS PORTALC PE6V4 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
  • Dyna-Ray 4.5 6V 4.5Ah Emergency Light Replacement Battery
    $8.19 - $8.19
    $8.19
    $8.19 - $8.19
    $8.19

    AJC Battery Compatible with Dyna-Ray 4.5 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