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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

  • APC SmartUPS SU1000 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC SmartUPS SU1000 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • APC SmartUPS RM Series SU2000R3X155 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC SmartUPS RM Series SU2000R3X155 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • APC SmartUPS RM Series SU1500RMX155 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC SmartUPS RM Series SU1500RMX155 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • APC SmartUPS RM Series SU1000RMNET 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC SmartUPS RM Series SU1000RMNET 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • APC SmartUPS RM Series SU1000RM 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC SmartUPS RM Series SU1000RM 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • APC SmartUPS RM Series SU1000R2BX120 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC SmartUPS RM Series SU1000R2BX120 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • Para Systems SmartSine S1000 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with Para Systems SmartSine S1000 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • TSI Power Outdoor UPS8016 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with TSI Power Outdoor UPS8016 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • TSI Power Outdoor UPS8014 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with TSI Power Outdoor UPS8014 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • TSI Power Outdoor DC UPS8009A 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with TSI Power Outdoor DC UPS8009A 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • APC BackUPS VS Series SUVS650 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC BackUPS VS Series SUVS650 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • APC BackUPS Pro BP650PNP 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC BackUPS Pro BP650PNP 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • APC BackUPS Pro BP650IPNP 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC BackUPS Pro BP650IPNP 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • APC BackUPS Pro 1000VA 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC BackUPS Pro 1000VA 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • APC BackUPS BP650SX107 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC BackUPS BP650SX107 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • APC BackUPS BK650X06 12V 14Ah UPS Replacement Battery
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39

    AJC Battery Compatible with APC BackUPS BK650X06 12V 14Ah 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
    $47.39 - $47.39
    $47.39
    $47.39 - $47.39
    $47.39
  • Sola S4K2U2000 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Sola S4K2U2000 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
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29
  • Belkin F6C320 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Belkin F6C320 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
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29
  • Para Systems E 3200 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Para Systems E 3200 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
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29
  • Para Systems E BP2 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Para Systems E BP2 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
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29
  • Para Systems E 3200i 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Para Systems E 3200i 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
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29
  • Para Systems E 2300 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Para Systems E 2300 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
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29
  • Para Systems E 2300i 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Para Systems E 2300i 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
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29
  • Fenton PowerPal L1400 X 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Fenton PowerPal L1400 X 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
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

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.