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UPS Batteries

UPS is short for “uninterruptible power supply.” It is designed for use with various electronics, especially computers and telecom systems, where a power outage could potentially be catastrophic. Browse our selection of UPS replacement batteries from some of the top UPS brands below.

Opti PS1440 12V 7Ah UPS Replacement Battery-1
$14.79

Opti PS1440 12V 7Ah UPS Replacement Battery

AJC® replacement compatible with Opti PS1440 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) Cap...

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$14.79
Opti Enhanced ES1000C ES1000C-RM 12V 8Ah UPS Replacement Battery-1
$18.59

Opti Enhanced ES1000C ES1000C-RM 12V 8Ah UPS Replacement Battery

AJC® replacement compatible with Opti Enhanced ES1000C ES1000C-RM UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltag...

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$18.59
Opti ES550C 12V 7Ah UPS Replacement Battery-1
$14.79

Opti ES550C 12V 7Ah UPS Replacement Battery

AJC® replacement compatible with Opti ES550C UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) Cap...

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$14.79
Opti 500PS 12V 5Ah UPS Replacement Battery-1
$11.59

Opti 500PS 12V 5Ah UPS Replacement Battery

AJC® replacement compatible with Opti 500PS UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) Capa...

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$11.59
Opti VS575C 12V 3.2Ah UPS Replacement Battery-1
$9.69

Opti VS575C 12V 3.2Ah UPS Replacement Battery

AJC® replacement compatible with Opti VS575C UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) Cap...

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$9.69
Opti Thunder Shield TS1250W 12V 8Ah UPS Replacement Battery-1
$18.59

Opti Thunder Shield TS1250W 12V 8Ah UPS Replacement Battery

AJC® replacement compatible with Opti Thunder Shield TS1250W UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12...

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$18.59
Opti RBAT-6 12V 7Ah UPS Replacement Battery-1
$14.79

Opti RBAT-6 12V 7Ah UPS Replacement Battery

AJC® replacement compatible with Opti RBAT-6 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) Cap...

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$14.79
Opti Power ES 650ES 12V 12Ah UPS Replacement Battery-1
$26.39

Opti Power ES 650ES 12V 12Ah UPS Replacement Battery

AJC® replacement compatible with Opti Power ES 650ES UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Vo...

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$26.39
Opti ONEBP107 12V 8Ah UPS Replacement Battery-1
$18.59

Opti ONEBP107 12V 8Ah UPS Replacement Battery

AJC® replacement compatible with Opti ONEBP107 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) C...

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$18.59
Opti ES550C-USB 12V 7Ah UPS Replacement Battery-1
$14.79

Opti ES550C-USB 12V 7Ah UPS Replacement Battery

AJC® replacement compatible with Opti ES550C-USB UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts)...

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$14.79
Opti ES1500C 12V 8Ah UPS Replacement Battery-1
$18.59

Opti ES1500C 12V 8Ah UPS Replacement Battery

AJC® replacement compatible with Opti ES1500C UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) Ca...

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$18.59