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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

  • Eaton 05147646-5501 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 05147646-5501 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • Eaton 106711161-001 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 106711161-001 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • Eaton 05147644-5501 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 05147644-5501 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • Eaton 05147148-6591 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 05147148-6591 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • Eaton 05146554-5591 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 05146554-5591 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • Eaton 05146502-6591 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 05146502-6591 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • Eaton 05147645-5501 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 05147645-5501 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • Eaton 05146074-6591 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 05146074-6591 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • Eaton 05146074-5591 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 05146074-5591 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • Eaton 05146035-4-5501 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 05146035-4-5501 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • East Penn 27HR3500 12V 18Ah UPS Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with East Penn 27HR3500 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
  • Eaton 05146502-6501 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 05146502-6501 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • East Penn 24HR3000 High Rate 12V 18Ah UPS Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with East Penn 24HR3000 High Rate 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
  • Eaton 05146035-5-5501 12V 100Ah UPS Replacement Battery
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99

    AJC Battery Compatible with Eaton 05146035-5-5501 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...

    View full details
    $218.99 - $218.99
    $218.99
    $218.99 - $218.99
    $218.99
  • Douglas Guardian g DG12-7.2F2 12V 35Ah UPS Replacement Battery
    $101.49 - $101.49
    $101.49
    $101.49 - $101.49
    $101.49

    AJC Battery Compatible with Douglas Guardian g DG12-7.2F2 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
    $101.49 - $101.49
    $101.49
    $101.49 - $101.49
    $101.49
  • DataShield TURBO 2-625 12V 9Ah UPS Replacement Battery
    $27.49 - $27.49
    $27.49
    $27.49 - $27.49
    $27.49

    AJC Battery Compatible with DataShield TURBO 2-625 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
  • Door King 6003-080 12V 35Ah UPS Replacement Battery
    $101.49 - $101.49
    $101.49
    $101.49 - $101.49
    $101.49

    AJC Battery Compatible with Door King 6003-080 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
    $101.49 - $101.49
    $101.49
    $101.49 - $101.49
    $101.49
  • Deka 27HR3500 12V 18Ah UPS Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with Deka 27HR3500 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
  • DataShield TURBO XT350 12V 9Ah UPS Replacement Battery
    $27.49 - $27.49
    $27.49
    $27.49 - $27.49
    $27.49

    AJC Battery Compatible with DataShield TURBO XT350 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
  • Deka 24HR3000 High Rate 12V 18Ah UPS Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with Deka 24HR3000 High Rate 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
  • DataShield TURBO 2-450 12V 9Ah UPS Replacement Battery
    $27.49 - $27.49
    $27.49
    $27.49 - $27.49
    $27.49

    AJC Battery Compatible with DataShield TURBO 2-450 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
  • DataShield TURBO 2+ 12V 9Ah UPS Replacement Battery
    $27.49 - $27.49
    $27.49
    $27.49 - $27.49
    $27.49

    AJC Battery Compatible with DataShield TURBO 2+ 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
  • DataShield TURBO XT300 12V 9Ah UPS Replacement Battery
    $27.49 - $27.49
    $27.49
    $27.49 - $27.49
    $27.49

    AJC Battery Compatible with DataShield TURBO XT300 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
  • DataShield ST550 12V 8Ah UPS Replacement Battery
    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69

    AJC Battery Compatible with DataShield ST550 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

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.