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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

  • TSI Power Outdoor DC UPS8009D 12V 8Ah UPS Replacement Battery
    $22.99 - $22.99
    $22.99
    $22.99 - $22.99
    $22.99

    AJC Battery Compatible with TSI Power Outdoor DC UPS8009D 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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    $22.99 - $22.99
    $22.99
    $22.99 - $22.99
    $22.99
  • TSI Power Outdoor DC UPS8009C 12V 8Ah UPS Replacement Battery
    $22.99 - $22.99
    $22.99
    $22.99 - $22.99
    $22.99

    AJC Battery Compatible with TSI Power Outdoor DC UPS8009C 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
    $22.99 - $22.99
    $22.99
    $22.99 - $22.99
    $22.99
  • TSI Power Outdoor DC UPS8009B 12V 8Ah UPS Replacement Battery
    $22.99 - $22.99
    $22.99
    $22.99 - $22.99
    $22.99

    AJC Battery Compatible with TSI Power Outdoor DC UPS8009B 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
    $22.99 - $22.99
    $22.99
    $22.99 - $22.99
    $22.99
  • TSI Power 3150 12V 7Ah UPS Replacement Battery
    $18.99 - $27.19
    $18.99 - $27.19
    $18.99 - $27.19
    $18.99

    AJC Battery Compatible with TSI Power 3150 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
    $18.99 - $27.19
    $18.99 - $27.19
    $18.99 - $27.19
    $18.99
  • TSI Power Outdoor UPS8015 12V 5Ah UPS Replacement Battery
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    AJC Battery Compatible with TSI Power Outdoor UPS8015 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
  • TSI Power Outdoor UPS8013 12V 5Ah UPS Replacement Battery
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    AJC Battery Compatible with TSI Power Outdoor UPS8013 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
  • TSI Power Outdoor UPS8016 12V 14Ah UPS Replacement Battery
    $46.59 - $46.59
    $46.59
    $46.59 - $46.59
    $46.59

    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
    $46.59 - $46.59
    $46.59
    $46.59 - $46.59
    $46.59
  • TSI Power Outdoor UPS8014 12V 14Ah UPS Replacement Battery
    $46.59 - $46.59
    $46.59
    $46.59 - $46.59
    $46.59

    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
    $46.59 - $46.59
    $46.59
    $46.59 - $46.59
    $46.59
  • TSI Power Outdoor DC UPS8009A 12V 14Ah UPS Replacement Battery
    $46.59 - $46.59
    $46.59
    $46.59 - $46.59
    $46.59

    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
    $46.59 - $46.59
    $46.59
    $46.59 - $46.59
    $46.59
  • TSI Power UPS3600 12V 12Ah UPS Replacement Battery
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89

    AJC Battery Compatible with TSI Power UPS3600 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
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89
  • TSI Power UPS16000 12V 12Ah UPS Replacement Battery
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89

    AJC Battery Compatible with TSI Power UPS16000 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
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89
  • TSI Power Outdoor DC UPS250-6070 12V 12Ah UPS Replacement Battery
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89

    AJC Battery Compatible with TSI Power Outdoor DC UPS250-6070 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
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89 - $46.59
    $41.89
  • TSI Power XUPS 600BHV 12V 2.2Ah UPS Replacement Battery
    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49

    UPG Battery Compatible with TSI Power XUPS 600BHV 12V 2.2Ah UPS Battery

    AJC® Brand replacement compatible with a TSI Power XUPS 600BHV UPS Battery Voltage: 12V (12 Volts) Capacity: 2.2Ah (2200mAh) Terminals: F1 Chemist...

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    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49
  • TSI Power XUPS 600AHV 12V 2.2Ah UPS Replacement Battery
    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49

    UPG Battery Compatible with TSI Power XUPS 600AHV 12V 2.2Ah UPS Battery

    AJC® Brand replacement compatible with a TSI Power XUPS 600AHV UPS Battery Voltage: 12V (12 Volts) Capacity: 2.2Ah (2200mAh) Terminals: F1 Chemist...

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    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49
  • TSI Power XUPS 600-7070 12V 2.2Ah UPS Replacement Battery
    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49

    UPG Battery Compatible with TSI Power XUPS 600-7070 12V 2.2Ah UPS Battery

    AJC® Brand replacement compatible with a TSI Power XUPS 600-7070 UPS Battery Voltage: 12V (12 Volts) Capacity: 2.2Ah (2200mAh) Terminals: F1 Chemi...

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    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49
  • TSI Power XUPS 600 12V 90Ah UPS Replacement Battery
    $421.79 - $421.79
    $421.79
    $421.79 - $421.79
    $421.79

    UPG Battery Compatible with TSI Power XUPS 600 12V 90Ah UPS Battery

    AJC® Brand replacement compatible with a TSI Power XUPS 600 UPS Battery Voltage: 12V (12 Volts) Capacity: 90Ah (90000mAh) Terminals: IT Chemistry:...

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    $421.79 - $421.79
    $421.79
    $421.79 - $421.79
    $421.79
  • TSI Power XUPS 600-6969 12V 50Ah UPS Replacement Battery
    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89

    UPG Battery Compatible with TSI Power XUPS 600-6969 12V 50Ah UPS Battery

    AJC® Brand replacement compatible with a TSI Power XUPS 600-6969 UPS Battery Voltage: 12V (12 Volts) Capacity: 50Ah (50000mAh) Terminals: NB Chemi...

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    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89
  • TSI Power XUPS 600 12V 0.8Ah UPS Replacement Battery
    $38.29 - $38.29
    $38.29
    $38.29 - $38.29
    $38.29

    UPG Battery Compatible with TSI Power XUPS 600 12V 0.8Ah UPS Battery

    AJC® Brand replacement compatible with a TSI Power XUPS 600 UPS Battery Voltage: 12V (12 Volts) Capacity: 0.8Ah (800mAh) Terminals: WL Chemistry: ...

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    $38.29 - $38.29
    $38.29
    $38.29 - $38.29
    $38.29
  • TSI Power XUPS 3000B 12V 0.8Ah UPS Replacement Battery
    $38.29 - $38.29
    $38.29
    $38.29 - $38.29
    $38.29

    UPG Battery Compatible with TSI Power XUPS 3000B 12V 0.8Ah UPS Battery

    AJC® Brand replacement compatible with a TSI Power XUPS 3000B UPS Battery Voltage: 12V (12 Volts) Capacity: 0.8Ah (800mAh) Terminals: WL Chemistry...

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    $38.29 - $38.29
    $38.29
    $38.29 - $38.29
    $38.29
  • TSI Power XUPS 3000AHV 12V 0.8Ah UPS Replacement Battery
    $38.29 - $38.29
    $38.29
    $38.29 - $38.29
    $38.29

    UPG Battery Compatible with TSI Power XUPS 3000AHV 12V 0.8Ah UPS Battery

    AJC® Brand replacement compatible with a TSI Power XUPS 3000AHV UPS Battery Voltage: 12V (12 Volts) Capacity: 0.8Ah (800mAh) Terminals: WL Chemist...

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    $38.29 - $38.29
    $38.29
    $38.29 - $38.29
    $38.29
  • TSI Power XUPS 600 12V 50Ah UPS Replacement Battery
    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89

    UPG Battery Compatible with TSI Power XUPS 600 12V 50Ah UPS Battery

    AJC® Brand replacement compatible with a TSI Power XUPS 600 UPS Battery Voltage: 12V (12 Volts) Capacity: 50Ah (50000mAh) Terminals: NB Chemistry:...

    View full details
    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89
  • TSI Power XUPS 600-0760 12V 50Ah UPS Replacement Battery
    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89

    UPG Battery Compatible with TSI Power XUPS 600-0760 12V 50Ah UPS Battery

    AJC® Brand replacement compatible with a TSI Power XUPS 600-0760 UPS Battery Voltage: 12V (12 Volts) Capacity: 50Ah (50000mAh) Terminals: NB Chemi...

    View full details
    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89
  • TSI Power XUPS 3000BHV 12V 0.8Ah UPS Replacement Battery
    $38.29 - $38.29
    $38.29
    $38.29 - $38.29
    $38.29

    UPG Battery Compatible with TSI Power XUPS 3000BHV 12V 0.8Ah UPS Battery

    AJC® Brand replacement compatible with a TSI Power XUPS 3000BHV UPS Battery Voltage: 12V (12 Volts) Capacity: 0.8Ah (800mAh) Terminals: WL Chemist...

    View full details
    $38.29 - $38.29
    $38.29
    $38.29 - $38.29
    $38.29
  • TSI Power XUPS 3000-0760 12V 22Ah UPS Replacement Battery
    $58.99 - $58.99
    $58.99
    $58.99 - $58.99
    $58.99

    AJC Battery Compatible with TSI Power XUPS 3000-0760 12V 22Ah 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
    $58.99 - $58.99
    $58.99
    $58.99 - $58.99
    $58.99

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.