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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 Smart-UPS SC 620VA 120V SC620 12V 10Ah UPS Replacement Battery
    $36.69 - $47.39
    $36.69 - $47.39
    $36.69 - $47.39
    $36.69

    AJC Battery Compatible with APC Smart-UPS SC 620VA 120V SC620 12V 10Ah 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...

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    $36.69 - $47.39
    $36.69 - $47.39
    $36.69 - $47.39
    $36.69
  • APC SMART-UPS SC 450VA SC560RMIU 6V 7Ah UPS Replacement Battery
    $11.99 - $11.99
    $11.99
    $11.99 - $11.99
    $11.99

    AJC Battery Compatible with APC SMART-UPS SC 450VA SC560RMIU 6V 7Ah UPS 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 ...

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    $11.99 - $11.99
    $11.99
    $11.99 - $11.99
    $11.99
  • APC Smart-UPS SC 420VA (SC420) 12V 9Ah UPS Replacement Battery
    $27.49 - $27.49
    $27.49
    $27.49 - $27.49
    $27.49

    AJC Battery Compatible with APC Smart-UPS SC 420VA SC420 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
    $27.49 - $27.49
    $27.49
    $27.49 - $27.49
    $27.49
  • APC Smart-UPS RT 5000 XL 208V (SURT5000XLT) 12V 5Ah UPS Replacement Battery
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    AJC Battery Compatible with APC Smart-UPS RT 5000 XL 208V SURT5000XLT 12V 5Ah 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
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49
  • APC Smart-UPS RT 2200VA RM 120V SURTA2200RMXL2U 12V 9Ah UPS Replacement Battery
    $27.49 - $27.49
    $27.49
    $27.49 - $27.49
    $27.49

    AJC Battery Compatible with APC Smart-UPS 2200VA RM 120V SURTA2200RMXL2U 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
    $27.49 - $27.49
    $27.49
    $27.49 - $27.49
    $27.49
  • APC SmartUPS RM Series 750 2U 12V 5Ah UPS Replacement Battery
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    AJC Battery Compatible with APC SmartUPS RM Series 750 2U 12V 5Ah 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
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49
  • APC Smart-UPS PowerStack 250 PS250i 6V 7Ah UPS Replacement Battery
    $11.99 - $11.99
    $11.99
    $11.99 - $11.99
    $11.99

    AJC Battery Compatible with APC Smart-UPS PowerStack 250 PS250i 6V 7Ah UPS 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
    $11.99 - $11.99
    $11.99
    $11.99 - $11.99
    $11.99
  • APC SmartUps DLA1500 12V 18Ah UPS Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with APC SmartUps DLA1500 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
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29
  • APC Smart-UPS Dell Smart-UPS 1500VA USB DLA1500 12V 18Ah UPS Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with APC Dell 1500VA USB DLA1500 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
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29
  • APC Smart-UPS 750VA USB & SER (SUA750RM1U) 12V 7Ah UPS Replacement Battery
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39

    AJC Battery Compatible with APC Smart-UPS 750VA USB and SER SUA750RM1U 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
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39
  • APC Smart-UPS 750 Rack Mount 2U (SUA750RM2U) 12V 7Ah UPS Replacement Battery
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39

    AJC Battery Compatible with APC Smart-UPS 750 Rack Mount 2U SUA750RM2U 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
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39
  • APC SmartUPS 750VA 230V USB SUA750IX38 12V 4.5Ah UPS Replacement Battery
    $17.39 - $18.49
    $17.39 - $18.49
    $17.39 - $18.49
    $17.39

    AJC Battery Compatible with APC SmartUPS 750VA 230V USB SUA750IX38 12V 4.5Ah 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
    $17.39 - $18.49
    $17.39 - $18.49
    $17.39 - $18.49
    $17.39
  • APC Smart-UPS 700 RM 3U (SU700RM) 12V 7Ah UPS Replacement Battery
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39

    AJC Battery Compatible with APC Smart-UPS 700 RM 3U SU700RM 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
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39
  • APC Smart-UPS 700 12V 7Ah UPS Replacement Battery
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39

    AJC Battery Compatible with APC Smart-UPS 700 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
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39
  • APC SMART UPS 420 12V 7Ah UPS Replacement Battery
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39

    AJC Battery Compatible with APC SMART UPS 420 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
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39
  • APC Smart-UPS 3000 (SUA3000) 12V 18Ah UPS Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with APC Smart-UPS 3000 SUA3000 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
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29
  • APC Smart-UPS 3000 Rack Mount 2U SUA3000RMI2U 12V 5Ah UPS Replacement Battery
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    AJC Battery Compatible with APC Smart-UPS 3000 2U SUA3000RMI2U 12V 5Ah 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
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49
  • APC Smart-UPS 3000 Rack Mount 2U SUA3000RM2U 12V 5Ah UPS Replacement Battery
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    AJC Battery Compatible with APC Smart-UPS 3000 Rack Mount 2U SUA3000RM2U 12V 5Ah 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
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49
  • APC Smart-UPS 3000 Rack Mount 2U SUA3000R2X145 12V 5Ah UPS Replacement Battery
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    AJC Battery Compatible with APC Smart-UPS 3000 2U SUA3000R2X145 12V 5Ah 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
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49
  • APC Smart-UPS PowerStack 250 PS250 12V 8Ah UPS Replacement Battery
    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69

    AJC Battery Compatible with APC Smart-UPS PowerStack 250 PS250 12V 8Ah 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
    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69
  • APC Smart-UPS 2200 SUA2200I SUA2200US 12V 18Ah UPS Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with APC Smart-UPS 2200 SUA2200I SUA2200US 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
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29
  • APC Smart-UPS 1500VA USB & SER (SUA1500) 12V 18Ah UPS Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with APC Smart-UPS 1500VA USB and SER SUA1500 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
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29
  • APC Smart-UPS 1400 (SU1400RM) 12V 7Ah UPS Replacement Battery
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39

    AJC Battery Compatible with APC Smart-UPS 1400 SU1400RM 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
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39 - $27.49
    $19.39
  • APC Smart-UPS 1400 12V 18Ah UPS Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with APC Smart-UPS 1400 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
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

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.