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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

UPS Batteries

Power outages shouldn’t mean downtime for your business. At BatteryClerk, we provide a wide range of high-quality replacement batteries for UPS systems, designed to keep your critical equipment running seamlessly during unexpected power disruptions. Our inventory features top brands, and our team of experts is here to help you find the perfect battery for your specific UPS model. With unbeatable prices and fast, reliable shipping, BatteryClerk ensures your business stays protected and operational. Don’t let power interruptions slow you down—shop now and keep your operations running smoothly

  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Dell DL700RMT5SU 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Dell DL5000R5XLTXFMR 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Dell DL5000R5XLTFMR 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Dell DL3000RM3U 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Dell DL2200RM3U 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Dell DL1400RM 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS XS900 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
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    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS XS800 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
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    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS XS1500 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
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    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS XS1200 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
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    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS BX900R-CN 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS BX900R 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
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    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS BX900-CN 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS BX900 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS BX800-CN 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS BX1500BP 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS BX1500 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $27.19 - Original price $27.19
    Original price
    $27.19
    $27.19 - $27.19
    Current price $27.19

    AJC Battery Compatible with APC Back-UPS XS BX1300LCD-CN 12V 9Ah UPS 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
    Original price $27.19 - Original price $27.19
    Original price
    $27.19
    $27.19 - $27.19
    Current price $27.19
  • Original price $27.19 - Original price $27.19
    Original price
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    $27.19 - $27.19
    Current price $27.19

    AJC Battery Compatible with APC Back-UPS XS BX1300LCD 12V 9Ah UPS 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
    Original price $27.19 - Original price $27.19
    Original price
    $27.19
    $27.19 - $27.19
    Current price $27.19
  • Original price $27.19 - Original price $27.19
    Original price
    $27.19
    $27.19 - $27.19
    Current price $27.19

    AJC Battery Compatible with APC Back-UPS XS BX1200-CN 12V 9Ah UPS 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
    Original price $27.19 - Original price $27.19
    Original price
    $27.19
    $27.19 - $27.19
    Current price $27.19
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS XS BX1200-CN 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99
  • Original price $53.39 - Original price $58.99
    Original price
    $53.39 - $58.99
    $53.39 - $58.99
    Current price $53.39

    AJC Battery Compatible with APC Back-UPS VS SUVS1400 12V 18Ah UPS 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
    Original price $53.39 - Original price $58.99
    Original price
    $53.39 - $58.99
    $53.39 - $58.99
    Current price $53.39
  • Original price $41.89 - Original price $46.59
    Original price
    $41.89 - $46.59
    $41.89 - $46.59
    Current price $41.89

    AJC Battery Compatible with APC Back-UPS VS SUVS1000 12V 12Ah UPS 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
    Original price $41.89 - Original price $46.59
    Original price
    $41.89 - $46.59
    $41.89 - $46.59
    Current price $41.89
  • Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

    AJC Battery Compatible with APC Back-UPS RS RS900 12V 7Ah UPS 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
    Original price $18.99 - Original price $27.19
    Original price
    $18.99 - $27.19
    $18.99 - $27.19
    Current price $18.99

Keep your data safe during emergencies and downtime with a UPS device. Just as important, keep your UPS device running with a reliable replacement or backup battery. BatteryClerk offers a wide range of affordable and reliable UPS replacement batteries for many top brands.

UPS Battery Replacement

UPS Battery Replacement

View our guide for installing UPS replacement batteries to ensure you get the most out of your new AJC brand battery.