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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
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Original price $17.49 - Original price $18.49Original price$17.49 - $18.49$17.49 - $18.49Current price $17.49AJC Battery Compatible with Kung Long WP4.5-12 12V 4.5Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $17.49 - Original price $18.49Original price$17.49 - $18.49$17.49 - $18.49Current price $17.49 -
Original price $41.89 - Original price $46.59Original price$41.89 - $46.59$41.89 - $46.59Current price $41.89AJC Battery Compatible with Kung Long WP12-12 12V 12Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $41.89 - Original price $46.59Original price$41.89 - $46.59$41.89 - $46.59Current price $41.89 -
Original price $18.49 - Original price $18.49Original price$18.49$18.49 - $18.49Current price $18.49AJC Battery Compatible with Kung Long WP5-12 12V 5Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $18.49 - Original price $18.49Original price$18.49$18.49 - $18.49Current price $18.49 -
Original price $22.99 - Original price $22.99Original price$22.99$22.99 - $22.99Current price $22.99AJC Battery Compatible with Kung Long WP1234W 12V 8Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $22.99 - Original price $22.99Original price$22.99$22.99 - $22.99Current price $22.99 -
Original price $22.99 - Original price $22.99Original price$22.99$22.99 - $22.99Current price $22.99AJC Battery Compatible with Kung Long WP7.2-12 12V 8Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $22.99 - Original price $22.99Original price$22.99$22.99 - $22.99Current price $22.99 -
Original price $53.39 - Original price $58.99Original price$53.39 - $58.99$53.39 - $58.99Current price $53.39AJC Battery Compatible with Kung Long WP18-12 12V 18Ah UPS Battery
In stockOriginal price $53.39 - Original price $58.99Original price$53.39 - $58.99$53.39 - $58.99Current price $53.39 -
Original price $22.99 - Original price $22.99Original price$22.99$22.99 - $22.99Current price $22.99AJC Battery Compatible with Kung Long WP1236W 12V 8Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $22.99 - Original price $22.99Original price$22.99$22.99 - $22.99Current price $22.99 -
Original price $53.39 - Original price $58.99Original price$53.39 - $58.99$53.39 - $58.99Current price $53.39AJC Battery Compatible with Kung Long WP20-12E 12V 18Ah UPS Battery
In stockOriginal price $53.39 - Original price $58.99Original price$53.39 - $58.99$53.39 - $58.99Current price $53.39 -
Original price $58.99 - Original price $58.99Original price$58.99$58.99 - $58.99Current price $58.99AJC Battery Compatible with Kung Long WP20-12 12V 22Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $58.99 - Original price $58.99Original price$58.99$58.99 - $58.99Current price $58.99 -
Original price $17.49 - Original price $18.49Original price$17.49 - $18.49$17.49 - $18.49Current price $17.49AJC Battery Compatible with Kung Long WP5-12 12V 4.5Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $17.49 - Original price $18.49Original price$17.49 - $18.49$17.49 - $18.49Current price $17.49 -
Original price $76.99 - Original price $76.99Original price$76.99$76.99 - $76.99Current price $76.99AJC Battery Compatible with Kung Long WP26-12 12V 26Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $76.99 - Original price $76.99Original price$76.99$76.99 - $76.99Current price $76.99 -
Original price $58.99 - Original price $58.99Original price$58.99$58.99 - $58.99Current price $58.99AJC Battery Compatible with Kung Long WP20-12E 12V 22Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $58.99 - Original price $58.99Original price$58.99$58.99 - $58.99Current price $58.99 -
Original price $17.49 - Original price $18.49Original price$17.49 - $18.49$17.49 - $18.49Current price $17.49AJC Battery Compatible with Kung Long WP4-12 12V 4.5Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $17.49 - Original price $18.49Original price$17.49 - $18.49$17.49 - $18.49Current price $17.49 -
Original price $35.39 - Original price $46.59Original price$35.39 - $46.59$35.39 - $46.59Current price $35.39AJC Battery Compatible with Kung Long WP12-12 12V 10Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $35.39 - Original price $46.59Original price$35.39 - $46.59$35.39 - $46.59Current price $35.39 -
Original price $58.99 - Original price $58.99Original price$58.99$58.99 - $58.99Current price $58.99AJC Battery Compatible with Kung Long WP22-12 12V 22Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $58.99 - Original price $58.99Original price$58.99$58.99 - $58.99Current price $58.99 -
Original price $11.79 - Original price $11.79Original price$11.79$11.79 - $11.79Current price $11.79AJC Battery Compatible with Kung Long WP8-6S 6V 7Ah UPS Battery
In stockInformation 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...
View full detailsOriginal price $11.79 - Original price $11.79Original price$11.79$11.79 - $11.79Current price $11.79 -
Original price $22.99 - Original price $22.99Original price$22.99$22.99 - $22.99Current price $22.99AJC Battery Compatible with Kung Long WP8-12 12V 8Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $22.99 - Original price $22.99Original price$22.99$22.99 - $22.99Current price $22.99 -
Original price $18.49 - Original price $18.49Original price$18.49$18.49 - $18.49Current price $18.49AJC Battery Compatible with Kung Long WP4.5-12 12V 5Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $18.49 - Original price $18.49Original price$18.49$18.49 - $18.49Current price $18.49 -
Original price $41.89 - Original price $46.59Original price$41.89 - $46.59$41.89 - $46.59Current price $41.89AJC Battery Compatible with Kung Long WP12-12E 12V 12Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $41.89 - Original price $46.59Original price$41.89 - $46.59$41.89 - $46.59Current price $41.89 -
Original price $58.99 - Original price $58.99Original price$58.99$58.99 - $58.99Current price $58.99AJC Battery Compatible with Kung Long WP17-12i 12V 22Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $58.99 - Original price $58.99Original price$58.99$58.99 - $58.99Current price $58.99 -
Original price $58.99 - Original price $58.99Original price$58.99$58.99 - $58.99Current price $58.99AJC Battery Compatible with Kung Long WP17-12 12V 22Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $58.99 - Original price $58.99Original price$58.99$58.99 - $58.99Current price $58.99 -
Original price $276.89 - Original price $276.89Original price$276.89$276.89 - $276.89Current price $276.89UPG 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...
View full detailsOriginal price $276.89 - Original price $276.89Original price$276.89$276.89 - $276.89Current price $276.89 -
Original price $11.79 - Original price $11.79Original price$11.79$11.79 - $11.79Current price $11.79AJC Battery Compatible with Kung Long WP7-6 6V 7Ah UPS Battery
In stockInformation 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...
View full detailsOriginal price $11.79 - Original price $11.79Original price$11.79$11.79 - $11.79Current price $11.79 -
Original price $22.99 - Original price $22.99Original price$22.99$22.99 - $22.99Current price $22.99AJC Battery Compatible with Kung Long WP8-12E 12V 8Ah UPS Battery
In stockInformation 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...
View full detailsOriginal price $22.99 - Original price $22.99Original price$22.99$22.99 - $22.99Current price $22.99
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
View our guide for installing UPS replacement batteries to ensure you get the most out of your new AJC brand battery.