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 $23.99 - Original price $23.99

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Opti DS15000B 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti DS15000B UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM t...
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Original price $23.99 - Original price $23.99

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$23.99

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Current price $23.99

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Opti DS12KB31 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti DS12KB31 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM t...
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Original price $23.99 - Original price $23.99

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$23.99

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Original price $23.99 - Original price $23.99

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$23.99

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Current price $23.99

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Opti DS12000B 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti DS12000B UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM t...
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Original price $23.99 - Original price $23.99

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$23.99

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Current price $23.99

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Opti PS1500-RM 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti PS1500-RM UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM ...
View full details

Original price $23.99 - Original price $23.99

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$23.99

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Original price $23.99 - Original price $23.99

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$23.99

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Current price $23.99

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Opti PS1500B 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti PS1500B UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM te...
View full details

Original price $23.99 - Original price $23.99

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$23.99

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Original price $23.99 - Original price $23.99

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Current price $23.99

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Opti PS1000B-RM 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti PS1000B-RM UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM...
View full details

Original price $23.99 - Original price $23.99

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$23.99

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Opti DS3000B Tower-RM 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti DS3000B Tower-RM UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance f...
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Original price $23.99 - Original price $23.99

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Opti DS2000B Tower-RM 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti DS2000B Tower-RM UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance f...
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Original price $23.99 - Original price $23.99

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$23.99

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Current price $23.99

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Original price $23.99 - Original price $23.99

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$23.99

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Current price $23.99

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Opti DS1500-RM 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti DS1500-RM UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM ...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

$23.99 - $23.99

Current price $23.99

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Original price $23.99 - Original price $23.99

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$23.99

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Current price $23.99

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Opti DS1500B 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti DS1500B UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM te...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

$23.99 - $23.99

Current price $23.99

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Original price $23.99 - Original price $23.99

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Opti DS1000B Tower-RM 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti DS1000B Tower-RM UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance f...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

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Current price $23.99

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Opti BP-DS1000B 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti BP-DS1000B UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

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Current price $23.99

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Original price $23.99 - Original price $23.99

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Current price $23.99

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Opti BP-DS1000B-RM 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti BP-DS1000B-RM UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free ...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

$23.99 - $23.99

Current price $23.99

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Original price $23.99 - Original price $23.99

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Opti TS1700B 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti TS1700B UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM te...
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Original price $23.99 - Original price $23.99

Original price

$23.99

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Opti TS1700 - 1700TS 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti TS1700 - 1700TS UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...
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Original price $23.99 - Original price $23.99

Original price

$23.99

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Opti TS1250B 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti TS1250B UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM te...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

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Current price $23.99

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Opti TS1250 - 1250TS 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti TS1250 - 1250TS UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance fre...
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Original price $23.99 - Original price $23.99

Original price

$23.99

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Opti PS800 - 800PS Tower-RM 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti PS800 - 800PS Tower-RM UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Mainten...
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Original price $23.99 - Original price $23.99

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$23.99

$23.99 - $23.99

Current price $23.99

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Original price $23.99 - Original price $23.99

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$23.99

$23.99 - $23.99

Current price $23.99

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Opti PS1000B 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti PS1000B UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM te...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

$23.99 - $23.99

Current price $23.99

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Original price $23.99 - Original price $23.99

Original price

$23.99

$23.99 - $23.99

Current price $23.99

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Opti ES1500C Tower-RM 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti ES1500C Tower-RM UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance f...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

$23.99 - $23.99

Current price $23.99

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Original price $23.99 - Original price $23.99

Original price

$23.99

$23.99 - $23.99

Current price $23.99

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Opti ES1000C Tower-RM 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti ES1000C Tower-RM UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance f...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

$23.99 - $23.99

Current price $23.99

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Original price $23.99 - Original price $23.99

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Current price $23.99

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Opti DS8000B 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti DS8000B UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM te...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

$23.99 - $23.99

Current price $23.99

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Original price $23.99 - Original price $23.99

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Current price $23.99

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Opti DS10000B 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti DS10000B UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance free AGM t...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

$23.99 - $23.99

Current price $23.99

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Original price $23.99 - Original price $23.99

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Current price $23.99

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Opti VSII500 - 500VSII 12V 7Ah UPS Replacement Battery

In stock

Info AJC® replacement compatible with Opti VSII500 - 500VSII UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Maintenance f...
View full details

Original price $23.99 - Original price $23.99

Original price

$23.99

$23.99 - $23.99

Current price $23.99

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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.