APC AP520 6V 12Ah Replacement Battery - Compatible with APC UPS Systems - Long Lasting Backup Power for Home & Office Electronics (Computers, Routers, Security Systems)

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AJC® replacement compatible with APC AP520 UPS Battery
Exact OEM replacement guaranteed to fit easily and precisely
Maintenance free AGM technology, no need to add acid or water ever
IMPORTANT: You MUST RE-USE: your existing cabling and hardware. These are replacement batteries only
NOTE: It is your responsibility to verify the batteries being ordered match the batteries in your unit prior to placing your order. We are not responsible for incorrect orders
UL Recognized Component
Buy with confidence. Our backed by easy 30-day returns and 12-month warranty

Disclaimer: Our products are not affiliated with or authorized by APC

What is the best replacement battery for the APC AP520 6V 12Ah UPS Battery?
The AJC-C12S-J-2-192861 is the best replacement battery for the APC AP520 6V 12Ah UPS Battery.
What are the dimensions of the APC AP520 6V 12Ah UPS Replacement Battery?
The dimensions are L 5.94 x W2.01 x H 3.7 inches.
What is your return policy and battery warranty?
Our batteries are backed by easy 30-day returns and a 12-month warranty.
How do I maintain my SLA battery?
These batteries are maintenance-free and factory activated. It arrives fully sealed, charged and ready for action.
Do I need to add acid to this battery?
No need to add acid or water, ever.
Do you have a wholesale, reseller and large volume purchase program?
Yes, our bulk purchasing program saves you money and allow you to obtain the batteries you need in one easy, hassle-free transaction.