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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.

  • Portalac PE6V4.5 6V 4.5Ah UPS Replacement Battery
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59

    Portalac PE6V4.5 6V 4.5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE6V4.5 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59
  • Portalac PE12V4.5 12V 4.5Ah UPS Replacement Battery
    $16.49 - $16.49
    $16.49
    $16.49 - $16.49
    $16.49

    Portalac PE12V4.5 12V 4.5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE12V4.5 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    $16.49 - $16.49
    $16.49
    $16.49 - $16.49
    $16.49
  • Portalac PXL12050 12V 5Ah UPS Replacement Battery
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99

    Portalac PXL12050 12V 5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PXL12050 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99
  • Portalac PX12050 12V 5Ah UPS Replacement Battery
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99

    Portalac PX12050 12V 5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PX12050 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99
  • GS Portalac TEV12500, TEV 12500 12V 50Ah UPS Battery
    $251.59 - $251.59
    $251.59
    $251.59 - $251.59
    $251.59

    GS Portalac TEV12500, TEV 12500 12V 50Ah UPS Replacement Battery

    This is an UPG® Brand replacement compatible with GS Portalac UPS Batteries Terminal: L2 Volts: 12V (12 Volt) Ah: 50Ah (50000mAh) 12v 50a UPS B...

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    $251.59 - $251.59
    $251.59
    $251.59 - $251.59
    $251.59
  • Portalac PE12V7.2F1 12V 7Ah UPS Replacement Battery
    $18.59 - $18.59
    $18.59
    $18.59 - $18.59
    $18.59

    Portalac PE12V7.2F1 12V 7Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE12V7.2F1 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
  • Portalac PX12090 12V 9Ah UPS Replacement Battery
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29

    Portalac PX12090 12V 9Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PX12090 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29
  • Portalac PE4-12R 12V 4.5Ah UPS Replacement Battery
    $16.49 - $16.49
    $16.49
    $16.49 - $16.49
    $16.49

    Portalac PE4-12R 12V 4.5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE4-12R UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $16.49 - $16.49
    $16.49
    $16.49 - $16.49
    $16.49
  • Portalac PE6V7.2 6V 7Ah UPS Replacement Battery
    $10.89 - $10.89
    $10.89
    $10.89 - $10.89
    $10.89

    Portalac PE6V7.2 6V 7Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE6V7.2 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $10.89 - $10.89
    $10.89
    $10.89 - $10.89
    $10.89
  • Portalac TEV12260 12V 26Ah UPS Replacement Battery
    $75.49 - $75.49
    $75.49
    $75.49 - $75.49
    $75.49

    Portalac TEV12260 12V 26Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac TEV12260 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    $75.49 - $75.49
    $75.49
    $75.49 - $75.49
    $75.49
  • Portalac PE12V9 12V 9Ah UPS Replacement Battery
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29

    Portalac PE12V9 12V 9Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE12V9 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM...

    View full details
    $26.29 - $26.29
    $26.29
    $26.29 - $26.29
    $26.29
  • Portalac PX12050SHR 12V 5Ah UPS Replacement Battery
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99

    Portalac PX12050SHR 12V 5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PX12050SHR UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free...

    View full details
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99
  • Portalac PE4-12R 12V 5Ah UPS Replacement Battery
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99

    Portalac PE4-12R 12V 5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE4-12R UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $16.99 - $16.99
    $16.99
    $16.99 - $16.99
    $16.99
  • Portalac PE12V7.2 12V 8Ah UPS Replacement Battery
    $21.79 - $21.79
    $21.79
    $21.79 - $21.79
    $21.79

    Portalac PE12V7.2 12V 8Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE12V7.2 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    $21.79 - $21.79
    $21.79
    $21.79 - $21.79
    $21.79
  • Portalac PE12V1/2 12V 1.3Ah UPS Replacement Battery
    $6.99 - $6.99
    $6.99
    $6.99 - $6.99
    $6.99

    Portalac PE12V1/2 12V 1.3Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE12V1 2 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free A...

    View full details
    $6.99 - $6.99
    $6.99
    $6.99 - $6.99
    $6.99
  • Portalac PE12V18 12V 18Ah UPS Replacement Battery
    $52.39 - $52.39
    $52.39
    $52.39 - $52.39
    $52.39

    Portalac PE12V18 12V 18Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE12V18 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $52.39 - $52.39
    $52.39
    $52.39 - $52.39
    $52.39
  • Portalac PE12V17 12V 18Ah UPS Replacement Battery
    $52.39 - $52.39
    $52.39
    $52.39 - $52.39
    $52.39

    Portalac PE12V17 12V 18Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE12V17 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $52.39 - $52.39
    $52.39
    $52.39 - $52.39
    $52.39
  • Portalac PX12220 12V 22Ah UPS Replacement Battery
    $58.69 - $58.69
    $58.69
    $58.69 - $58.69
    $58.69

    Portalac PX12220 12V 22Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PX12220 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $58.69 - $58.69
    $58.69
    $58.69 - $58.69
    $58.69
  • Portalac PE12V0.8 12V 0.8Ah UPS Battery
    $29.49 - $29.49
    $29.49
    $29.49 - $29.49
    $29.49

    Portalac PE12V0.8 12V 0.8Ah UPS Replacement Battery

    This is an UPG® Brand replacement compatible with Portalac UPS Batteries Terminal: WL Volts: 12V (12 Volt) Ah: 0.8Ah (800mAh) Replacement Batt...

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    $29.49 - $29.49
    $29.49
    $29.49 - $29.49
    $29.49
  • Portalac PX12050 12V 4.5Ah UPS Replacement Battery
    $16.49 - $16.49
    $16.49
    $16.49 - $16.49
    $16.49

    Portalac PX12050 12V 4.5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PX12050 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $16.49 - $16.49
    $16.49
    $16.49 - $16.49
    $16.49
  • Portalac PE6V1.2 6V 1.3Ah UPS Replacement Battery
    $6.59 - $6.59
    $6.59
    $6.59 - $6.59
    $6.59

    Portalac PE6V1.2 6V 1.3Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE6V1.2 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $6.59 - $6.59
    $6.59
    $6.59 - $6.59
    $6.59
  • Portalac PE6-4 6V 4.5Ah UPS Replacement Battery
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59

    Portalac PE6-4 6V 4.5Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE6-4 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM ...

    View full details
    $8.59 - $8.59
    $8.59
    $8.59 - $8.59
    $8.59
  • Portalac PE12V17 (Nut & Bolt) 12V 18Ah UPS Replacement Battery
    $52.39 - $52.39
    $52.39
    $52.39 - $52.39
    $52.39

    Portalac PE12V17 (Nut & Bolt) 12V 18Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PE12V17 Nut & Bolt UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Mai...

    View full details
    $52.39 - $52.39
    $52.39
    $52.39 - $52.39
    $52.39
  • Portalac PX12170 12V 18Ah UPS Replacement Battery
    $52.39 - $52.39
    $52.39
    $52.39 - $52.39
    $52.39

    Portalac PX12170 12V 18Ah UPS Replacement Battery

    In stock

    Info AJC® replacement compatible with Portalac PX12170 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AG...

    View full details
    $52.39 - $52.39
    $52.39
    $52.39 - $52.39
    $52.39