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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

Don't let a power outage bring your business to a halt! BatteryClerk offers a wide selection of high-quality replacement batteries for UPS systems, ensuring your critical equipment stays protected and operational during power disruptions. We carry top brands and provide expert advice to help you find the right battery for your specific UPS model. With competitive prices and fast shipping, BatteryClerk makes it easy to keep your business running smoothly.

  • Energizer EN12-3.2 12V 3.2Ah UPS Replacement Battery
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89

    Energizer EN12-3.2 12V 3.2Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer EN12-3.2 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89
  • Energizer ER-OF800 12V 7Ah UPS Replacement Battery
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59

    Energizer ER-OF800 12V 7Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-OF800 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59
  • Energizer ER-HM450 12V 3.2Ah UPS Replacement Battery
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89

    Energizer ER-HM450 12V 3.2Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-HM450 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89
  • Energizer ER-HM450 UPS 12V 3.2Ah UPS Replacement Battery
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89

    Energizer ER-HM450 UPS 12V 3.2Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-HM450 UPS UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance f...

    View full details
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89
  • Energizer ER-OF800 12V 9Ah UPS Replacement Battery
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29

    Energizer ER-OF800 12V 9Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-OF800 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29
  • Energizer ER-PRO1400 12V 7Ah UPS Replacement Battery
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59

    Energizer ER-PRO1400 12V 7Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-PRO1400 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59
  • Energizer ER-HM450 12V 3.2Ah UPS Replacement Battery
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89

    Energizer ER-HM450 12V 3.2Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-HM450 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89
  • Energizer EN12-3.2 12V 3.2Ah UPS Replacement Battery
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89

    Energizer EN12-3.2 12V 3.2Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer EN12-3.2 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89
  • Energizer ER-HT400 6V 4.5Ah UPS Replacement Battery
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59

    Energizer ER-HT400 6V 4.5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-HT400 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59
  • Energizer ER-HM400 6V 4.5Ah UPS Replacement Battery
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59

    Energizer ER-HM400 6V 4.5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-HM400 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59
  • Energizer ERPRO1000 12V 35Ah UPS Replacement Battery
    $92.89 - $92.89
    $92.89
    $92.89 - $92.89
    $92.89

    Energizer ERPRO1000 12V 35Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ERPRO1000 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

    View full details
    $92.89 - $92.89
    $92.89
    $92.89 - $92.89
    $92.89
  • Energizer ERHM450 12V 35Ah UPS Replacement Battery
    $92.89 - $92.89
    $92.89
    $92.89 - $92.89
    $92.89

    Energizer ERHM450 12V 35Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ERHM450 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    $92.89 - $92.89
    $92.89
    $92.89 - $92.89
    $92.89
  • Energizer EROF800 12V 35Ah UPS Replacement Battery
    $92.89 - $92.89
    $92.89
    $92.89 - $92.89
    $92.89

    Energizer EROF800 12V 35Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer EROF800 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    $92.89 - $92.89
    $92.89
    $92.89 - $92.89
    $92.89
  • Energizer Office Pro 1400VA ER-PRO1400 12V 9Ah UPS Replacement Battery
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29

    Energizer Office Pro 1400VA ER-PRO1400 12V 9Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer Office Pro 1400VA ER-PRO1400 UPS Battery Exact OEM replacement guaranteed to fit easily and precise...

    View full details
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29
  • Energizer 800VA ER-OF800 12V 8Ah UPS Replacement Battery
    $21.79 - $21.79
    $21.79
    $21.79 - $21.79
    $21.79

    Energizer 800VA ER-OF800 12V 8Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer 800VA ER-OF800 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance...

    View full details
    $21.79 - $21.79
    $21.79
    $21.79 - $21.79
    $21.79
  • Energizer Office Pro 1000VA ER-PRO1000 12V 9Ah UPS Replacement Battery
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29

    Energizer Office Pro 1000VA ER-PRO1000 12V 9Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer Office Pro 1000VA ER-PRO1000 UPS Battery Exact OEM replacement guaranteed to fit easily and precise...

    View full details
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29
  • Energizer Office Pro 1000VA ER-PRO1000 12V 7Ah UPS Replacement Battery
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59

    Energizer Office Pro 1000VA ER-PRO1000 12V 7Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer Office Pro 1000VA ER-PRO1000 UPS Battery Exact OEM replacement guaranteed to fit easily and precise...

    View full details
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59
  • Energizer ER-PRO1400 12V 9Ah UPS Replacement Battery
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29

    Energizer ER-PRO1400 12V 9Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-PRO1400 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29
  • Energizer ER-PRO1000 12V 9Ah UPS Replacement Battery
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29

    Energizer ER-PRO1000 12V 9Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-PRO1000 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29
  • Energizer ER-PRO1000 12V 8Ah UPS Replacement Battery
    $21.79 - $21.79
    $21.79
    $21.79 - $21.79
    $21.79

    Energizer ER-PRO1000 12V 8Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-PRO1000 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...

    View full details
    $21.79 - $21.79
    $21.79
    $21.79 - $21.79
    $21.79
  • Energizer ER-HT400 Home Theater 6V 4.5Ah UPS Replacement Battery
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59

    Energizer ER-HT400 Home Theater 6V 4.5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-HT400 Home Theater UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Main...

    View full details
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59
  • Energizer ER-HT400 6V 4.5Ah UPS Replacement Battery
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59

    Energizer ER-HT400 6V 4.5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-HT400 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59
  • Energizer ER-HM500 12V 3.2Ah UPS Replacement Battery
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89

    Energizer ER-HM500 12V 3.2Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ER-HM500 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...

    View full details
    $14.89 - $14.89
    $14.89
    $14.89 - $14.89
    $14.89
  • Energizer ERHM400 6V 5Ah UPS Replacement Battery
    $9.59 - $9.59
    $9.59
    $9.59 - $9.59
    $9.59

    Energizer ERHM400 6V 5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Energizer ERHM400 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    $9.59 - $9.59
    $9.59
    $9.59 - $9.59
    $9.59