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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 $23.69 - Original price $23.69
    Original price
    $23.69
    $23.69 - $23.69
    Current price $23.69

    AJC Battery Compatible with Tripp Lite AVR750U 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...

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    Original price $23.69 - Original price $23.69
    Original price
    $23.69
    $23.69 - $23.69
    Current price $23.69
  • Original price $19.39 - Original price $19.39
    Original price
    $19.39
    $19.39 - $19.39
    Current price $19.39

    AJC Battery Compatible with Tripp Lite 3000RM2U 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...

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    Original price $19.39 - Original price $19.39
    Original price
    $19.39
    $19.39 - $19.39
    Current price $19.39
  • Original price $19.39 - Original price $19.39
    Original price
    $19.39
    $19.39 - $19.39
    Current price $19.39

    AJC Battery Compatible with Tripp Lite 2200RMXL2U 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...

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    Original price $19.39 - Original price $19.39
    Original price
    $19.39
    $19.39 - $19.39
    Current price $19.39
  • Original price $218.99 - Original price $218.99
    Original price
    $218.99
    $218.99 - $218.99
    Current price $218.99

    AJC Battery Compatible with Toshiba 616 12V 100Ah 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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    Original price $218.99 - Original price $218.99
    Original price
    $218.99
    $218.99 - $218.99
    Current price $218.99
  • Original price $23.69 - Original price $23.69
    Original price
    $23.69
    $23.69 - $23.69
    Current price $23.69

    AJC Battery Compatible with Toshiba 1600EP 3.6kVA 6kVA 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...

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    Original price $23.69 - Original price $23.69
    Original price
    $23.69
    $23.69 - $23.69
    Current price $23.69
  • Original price $149.69 - Original price $149.69
    Original price
    $149.69
    $149.69 - $149.69
    Current price $149.69

    AJC Battery Compatible with Sota XSA12550 12V 55Ah 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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    Original price $149.69 - Original price $149.69
    Original price
    $149.69
    $149.69 - $149.69
    Current price $149.69
  • Original price $27.49 - Original price $27.49
    Original price
    $27.49
    $27.49 - $27.49
    Current price $27.49

    AJC Battery Compatible with Sola SDU 850 SDU 850-5 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 $27.49 - Original price $27.49
    Original price
    $27.49
    $27.49 - $27.49
    Current price $27.49
  • Original price $27.49 - Original price $27.49
    Original price
    $27.49
    $27.49 - $27.49
    Current price $27.49

    AJC Battery Compatible with Sola S5KA4R6A6 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 $27.49 - Original price $27.49
    Original price
    $27.49
    $27.49 - $27.49
    Current price $27.49
  • Original price $19.39 - Original price $27.49
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    $19.39 - $27.49
    Current price $19.39

    AJC Battery Compatible with Sola S3K1000 Mini-Tower Line-Interactive UPS 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 $19.39 - Original price $27.49
    Original price
    $19.39 - $27.49
    $19.39 - $27.49
    Current price $19.39
  • Original price $27.49 - Original price $27.49
    Original price
    $27.49
    $27.49 - $27.49
    Current price $27.49

    AJC Battery Compatible with Sola S2K500 S2K650 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 $27.49 - Original price $27.49
    Original price
    $27.49
    $27.49 - $27.49
    Current price $27.49
  • Original price $23.69 - Original price $23.69
    Original price
    $23.69
    $23.69 - $23.69
    Current price $23.69

    AJC Battery Compatible with SOLAHD SDU850 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
    Original price $23.69 - Original price $23.69
    Original price
    $23.69
    $23.69 - $23.69
    Current price $23.69
  • Original price $18.49 - Original price $18.49
    Original price
    $18.49
    $18.49 - $18.49
    Current price $18.49

    AJC Battery Compatible with SL Waber UPS 500 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
    Original price $18.49 - Original price $18.49
    Original price
    $18.49
    $18.49 - $18.49
    Current price $18.49
  • Original price $17.39 - Original price $18.49
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    $17.39 - $18.49
    Current price $17.39

    AJC Battery Compatible with SL Waber PowerHouse 650NET 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
    Original price $17.39 - Original price $18.49
    Original price
    $17.39 - $18.49
    $17.39 - $18.49
    Current price $17.39
  • Original price $53.29 - Original price $59.49
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    $53.29 - $59.49
    $53.29 - $59.49
    Current price $53.29

    AJC Battery Compatible with SigmasTek SP12-18HR 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 $53.29 - Original price $59.49
    Original price
    $53.29 - $59.49
    $53.29 - $59.49
    Current price $53.29
  • Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    AJC Battery Compatible with Ritar RT6100 6V 12Ah 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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    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Original price $18.49 - Original price $18.49
    Original price
    $18.49
    $18.49 - $18.49
    Current price $18.49

    AJC Battery Compatible with Ritar RT1255H 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
    Original price $18.49 - Original price $18.49
    Original price
    $18.49
    $18.49 - $18.49
    Current price $18.49
  • Original price $17.39 - Original price $18.49
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    $17.39 - $18.49
    $17.39 - $18.49
    Current price $17.39

    AJC Battery Compatible with Ritar RT1245H 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
    Original price $17.39 - Original price $18.49
    Original price
    $17.39 - $18.49
    $17.39 - $18.49
    Current price $17.39
  • Original price $75.69 - Original price $75.69
    Original price
    $75.69
    $75.69 - $75.69
    Current price $75.69

    AJC Battery Compatible with Ritar RT12280 12V 26Ah 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 $75.69 - Original price $75.69
    Original price
    $75.69
    $75.69 - $75.69
    Current price $75.69
  • Original price $53.29 - Original price $59.49
    Original price
    $53.29 - $59.49
    $53.29 - $59.49
    Current price $53.29

    AJC Battery Compatible with Ritar RT12180 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 $53.29 - Original price $59.49
    Original price
    $53.29 - $59.49
    $53.29 - $59.49
    Current price $53.29
  • Original price $101.49 - Original price $101.49
    Original price
    $101.49
    $101.49 - $101.49
    Current price $101.49

    AJC Battery Compatible with Ritar RA12-33 12V 35Ah 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 $101.49 - Original price $101.49
    Original price
    $101.49
    $101.49 - $101.49
    Current price $101.49
  • Original price $101.49 - Original price $101.49
    Original price
    $101.49
    $101.49 - $101.49
    Current price $101.49

    AJC Battery Compatible with Ritar RA12-33EV 12V 35Ah 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 $101.49 - Original price $101.49
    Original price
    $101.49
    $101.49 - $101.49
    Current price $101.49
  • Original price $23.69 - Original price $23.69
    Original price
    $23.69
    $23.69 - $23.69
    Current price $23.69

    AJC Battery Compatible with Rhino SLA7-12 T25 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
    Original price $23.69 - Original price $23.69
    Original price
    $23.69
    $23.69 - $23.69
    Current price $23.69
  • Original price $17.39 - Original price $18.49
    Original price
    $17.39 - $18.49
    $17.39 - $18.49
    Current price $17.39

    AJC Battery Compatible with Rhino SLA5-12 T25 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
    Original price $17.39 - Original price $18.49
    Original price
    $17.39 - $18.49
    $17.39 - $18.49
    Current price $17.39
  • Original price $75.69 - Original price $75.69
    Original price
    $75.69
    $75.69 - $75.69
    Current price $75.69

    AJC Battery Compatible with Rhino SLA24-12 12V 26Ah 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 $75.69 - Original price $75.69
    Original price
    $75.69
    $75.69 - $75.69
    Current price $75.69

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.