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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

  • GS PE12V2.2F1 12V 2.2Ah UPS Battery
    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49

    UPG Battery Compatible with GS PE12V2.2F1 12V 2.2Ah UPS Battery

    This is an UPG® Brand replacement compatible with GS UPS Batteries Terminal: F1 Volts: 12V (12 Volt) Ah: 2.2Ah (2200mAh) Replacement Batteries...

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    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49
  • Data Shield SS700 12V 2.2Ah UPS Battery
    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49

    UPG Battery Compatible with Data Shield SS700 12V 2.2Ah UPS Battery

    This is an UPG® Brand replacement compatible with Data Shield UPS Batteries Terminal: F1 Volts: 12V (12 Volt) Ah: 2.2Ah (2200mAh) Replacement ...

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    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49
  • CyberPower OR500LCDRM1U 6V 9Ah UPS Battery
    $66.69 - $66.69
    $66.69
    $66.69 - $66.69
    $66.69

    UPG Battery Compatible with CyberPower OR500LCDRM1U 6V 9Ah UPS Battery

    This is an UPG® Brand replacement compatible with CyberPower UPS Batteries Terminal: F1 Volts: 6V (6 Volt) Ah: 8.5Ah (9000mAh) Number of Batter...

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    $66.69 - $66.69
    $66.69
    $66.69 - $66.69
    $66.69
  • CSB GP1222 12V 2.2Ah UPS Battery
    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49

    UPG Battery Compatible with CSB GP1222 12V 2.2Ah UPS Battery

    This is an UPG® Brand replacement compatible with CSB UPS Batteries Terminal: F1 Volts: 12V (12 Volt) Ah: 2.2Ah (2200mAh) Replacement Batterie...

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    $42.49 - $42.49
    $42.49
    $42.49 - $42.49
    $42.49
  • Power Sonic PS-4100 4V 9Ah UPS Battery
    $43.69 - $43.69
    $43.69
    $43.69 - $43.69
    $43.69

    UPG Battery Compatible with Power Sonic PS-4100 4V 9Ah UPS Battery

    UPG® Brand Replacement Power Sonic PS-4100 UPS Battery Voltage: 4V (4 Volts) Capacity: 9Ah (9000mAh) Terminals: F2 Chemistry: Sealed Lead Acid ...

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    $43.69 - $43.69
    $43.69
    $43.69 - $43.69
    $43.69
  • Douglas DG410F 4V 9Ah UPS Battery
    $43.69 - $43.69
    $43.69
    $43.69 - $43.69
    $43.69

    UPG Battery Compatible with Douglas DG410F 4V 9Ah UPS Battery

    UPG® Brand Replacement Douglas DG410F UPS Battery Voltage: 4V (4 Volts) Capacity: 9Ah (9000mAh) Terminals: F2 Chemistry: Sealed Lead Acid (AGM)...

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    $43.69 - $43.69
    $43.69
    $43.69 - $43.69
    $43.69
  • CyberPower PP1500T 12V 10Ah UPS Battery
    $70.29 - $70.29
    $70.29
    $70.29 - $70.29
    $70.29

    UPG Battery Compatible with CyberPower PP1500T 12V 10Ah UPS Battery

    UPG® Brand Replacement CyberPower PP1500T UPS Battery Voltage: 12V (12 Volts) Capacity: 10Ah (10000mAh) Terminals: F2 Chemistry: Sealed Lead Ac...

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    $70.29 - $70.29
    $70.29
    $70.29 - $70.29
    $70.29
  • Vision 6FM100-X, 6 FM 100-X 12V 110Ah UPS Battery
    $443.29 - $443.29
    $443.29
    $443.29 - $443.29
    $443.29

    UPG Battery Compatible with Vision 6FM100-X, 6 FM 100-X 12V 110Ah UPS Battery

    This is an UPG® Brand replacement compatible with Vision UPS Batteries Terminal: Internal Threaded Post Volts: 12V (12 Volt) Ah: 110Ah (110000mA...

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    $443.29 - $443.29
    $443.29
    $443.29 - $443.29
    $443.29
  • UB685 6V 8.5Ah UPS Battery
    $66.69 - $66.69
    $66.69
    $66.69 - $66.69
    $66.69

    UPG Battery Compatible with UB685 6V 8.5Ah UPS Battery

    This is an UPG® Brand replacement compatible with Universal Power UPS Batteries Terminal: F1 Volts: 6V (6 Volt) Ah: 8.5Ah (8500mAh) Universal P...

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    $66.69 - $66.69
    $66.69
    $66.69 - $66.69
    $66.69
  • Group 27 UB62000 Sealed AGM UPS Backup StandBy 6V 200Ah UPS Battery
    $466.99 - $466.99
    $466.99
    $466.99 - $466.99
    $466.99

    UPG Battery Compatible with Group 27 UB62000 Sealed AGM UPS Backup StandBy 6V 200Ah UPS Battery

    This is an UPG® Brand replacement compatible with Universal Power UPS Batteries Terminal: Internal Threaded Post Volts: 6V (6 Volt) Ah: 200Ah (2...

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    $466.99 - $466.99
    $466.99
    $466.99 - $466.99
    $466.99
  • Panasonic LC-X1242P, LCX1242P 12V 50Ah UPS Battery
    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89

    UPG Battery Compatible with Panasonic LC-X1242P, LCX1242P 12V 50Ah UPS Battery

    This is an UPG® Brand replacement compatible with Panasonic UPS Batteries Terminal: L2 Volts: 12V (12 Volt) Ah: 50Ah (50000mAh) 12v 50ah replac...

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    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89
  • NorthStar NSB 12-475 12V 135Ah UPS Battery
    $650.19 - $650.19
    $650.19
    $650.19 - $650.19
    $650.19

    UPG Battery Compatible with NorthStar NSB 12-475 12V 135Ah UPS Battery

    This is an UPG® Brand replacement compatible with NorthStar UPS Batteries Terminal: I Volts: 12V (12 Volt) Ah: 135Ah (135000mAh) 12v 135ah repl...

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    $650.19 - $650.19
    $650.19
    $650.19 - $650.19
    $650.19
  • Kung Long WP50-12E 12V 50Ah UPS Battery
    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89

    UPG Battery Compatible with Kung Long WP50-12E 12V 50Ah UPS Battery

    This is an UPG® Brand replacement compatible with Kung Long UPS Batteries Terminal: L2 Volts: 12V (12 Volt) Ah: 50Ah (50000mAh) 12v 50ah UB1250...

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    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89
  • Genesis NP38-12B, NP 38-12B 12V 50Ah UPS Battery
    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89

    UPG Battery Compatible with Genesis NP38-12B, NP 38-12B 12V 50Ah UPS Battery

    This is an UPG® Brand replacement compatible with Genesis UPS Batteries Terminal: L2 Volts: 12V (12 Volt) Ah: 50Ah (50000mAh) 12v 50ah replaces...

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    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89
  • Fiamm FGC24204, FGC 24204 12V 50Ah UPS Battery
    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89

    UPG Battery Compatible with Fiamm FGC24204, FGC 24204 12V 50Ah UPS Battery

    This is an UPG® Brand replacement compatible with Fiamm UPS Batteries Terminal: L2 Volts: 12V (12 Volt) Ah: 50Ah (50000mAh) 12v 50a UB12500 rep...

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    $276.89 - $276.89
    $276.89
    $276.89 - $276.89
    $276.89
  • Fiamm 12 FLB 450, 12FLB450 12V 110Ah UPS Battery
    $443.29 - $443.29
    $443.29
    $443.29 - $443.29
    $443.29

    UPG Battery Compatible with Fiamm 12 FLB 450, 12FLB450 12V 110Ah UPS Battery

    This is an UPG® Brand replacement compatible with Fiamm UPS Batteries Terminal: Internal Threaded Post Volts: 12V (12 Volt) Ah: 110Ah (110000mAh...

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    $443.29 - $443.29
    $443.29
    $443.29 - $443.29
    $443.29
  • Yuasa REC5-12 12V 4.5Ah UPS Replacement Battery
    $17.39 - $18.49
    $17.39 - $18.49
    $17.39 - $18.49
    $17.39

    AJC Battery Compatible with Yuasa REC5-12 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...

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    $17.39 - $18.49
    $17.39 - $18.49
    $17.39 - $18.49
    $17.39
  • Yuasa REC5-12 12V 5Ah UPS Replacement Battery
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    AJC Battery Compatible with Yuasa REC5-12 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...

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    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49
  • Yuasa RE7-12 12V 8Ah UPS Replacement Battery
    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69

    AJC Battery Compatible with Yuasa RE7-12 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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    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69
  • Yuasa RE12-12 12V 12Ah UPS Replacement Battery
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29

    AJC Battery Compatible with Yuasa RE12-12 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...

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    $42.29 - $47.39
    $42.29 - $47.39
    $42.29 - $47.39
    $42.29
  • Yuasa NPX-50T 6V 12Ah UPS Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with Yuasa NPX-50T 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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    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • Yuasa NPX-80B 12V 18Ah UPS Replacement Battery
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29

    AJC Battery Compatible with Yuasa NPX-80B 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...

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    $53.29 - $59.49
    $53.29 - $59.49
    $53.29 - $59.49
    $53.29
  • Yuasa NPX-35T .25 terminal 12V 8Ah UPS Replacement Battery
    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69

    AJC Battery Compatible with Yuasa NPX-35T .25 terminal 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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    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69
  • Yuasa NPX-25T .25 terminal 12V 5Ah UPS Replacement Battery
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    AJC Battery Compatible with Yuasa NPX-25T .25 terminal 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

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.