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

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

  • Emerson AP150 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Emerson AP150 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
  • IBM UPS1000THV 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with IBM UPS1000THV 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
  • Minuteman S1000 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Minuteman S1000 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
  • APC SmartUPS VS 1000 SUVS1000 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS VS 1000 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
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29
  • APC SmartUPS SMT-1000 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS SMT-1000 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
  • APC SmartUPS 700VA W-Auto SU700X167 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 700VA W-Auto SU700X167 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
  • APC SmartUPS 2000VA RM 3U SU2000R3X155 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 2000VA RM 3U SU2000R3X155 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
  • APC SmartUPS 1500VA RM 3U SU1500RMX155 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 1500VA RM 3U SU1500RMX155 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
  • APC SmartUPS 1000VA USB & SER SUA1000US 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 1000VA USB and SER SUA1000US 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
  • APC SmartUPS 1000VA Ship SU1000X93 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 1000VA Ship SU1000X93 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
  • APC SmartUPS 1000 SUVS1000I 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 1000 SUVS1000I 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
  • APC SmartUPS 1000 SUA1000I 12V 12Ah UPS Replacement Battery
    $42.29 - $42.29
    $42.29
    $42.29 - $42.29
    $42.29

    AJC Battery Compatible with APC SmartUPS 1000 SUA1000I 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 - $42.29
    $42.29
    $42.29 - $42.29
    $42.29
  • APC SmartUPS 1000 SU1000VS 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 1000 SU1000VS 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
  • APC SmartUPS 1000 SU1000RMINET 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 1000 SU1000RMINET 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
  • APC SmartUPS 1000 SU1000RM3U 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 1000 SU1000RM3U 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
  • APC SmartUPS 1000 SU1000INET 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 1000 SU1000INET 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
  • APC SmartUPS 1000RM SU1000RM 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 1000RM SU1000RM 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
  • APC SmartUPS 1000RM 3U SU1000RMNET 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with APC SmartUPS 1000RM 3U SU1000RMNET 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
  • CyberPower SmartApp PR1000LCD 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with CyberPower SmartApp PR1000LCD 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 Regulator Pro Net 1000 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Belkin Regulator Pro Net 1000 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
  • Minuteman PX-10 PX10-1.0 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Minuteman PX-10 PX10-1.0 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
  • Minuteman PRO 1000 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Minuteman PRO 1000 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
  • Minuteman PRO 1000i 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Minuteman PRO 1000i 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 NETUPS F6C100 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Belkin NETUPS F6C100 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.