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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.

APC Back-UPS ES 350 BE350U ES350U 12V 3.2Ah UPS Replacement Battery
$11.49

APC Back-UPS ES 350 BE350U ES350U 12V 3.2Ah UPS Replacement Battery

AJC® replacement compatible with APC Back-UPS ES 350 BE350U ES350U UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltag...

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$11.49
APC BackUPS ES 550 12V 7Ah UPS Replacement Battery
$13.89

APC BackUPS ES 550 12V 7Ah UPS Replacement Battery

AJC® Brand Replacement Batteries AJC® replacement compatible with APC BackUPS ES 550 UPS Battery Exact OEM replacement guaranteed to fit easily a...

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$13.89
Enduring 3FM7 6V 7Ah UPS Replacement Battery
$8.99

Enduring 3FM7 6V 7Ah UPS Replacement Battery

AJC® replacement compatible with Enduring 3FM7 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 6V (6 Volts) Capa...

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$8.99
Portalac PE6V4.5 6V 4.5Ah UPS Replacement Battery-1
$6.29

Portalac PE6V4.5 6V 4.5Ah UPS Replacement Battery

AJC® replacement compatible with Portalac PE6V4.5 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 6V (6 Volts) C...

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$6.29
B&B BP3-12 12V 3.2Ah UPS Replacement Battery-1
$11.49

B&B BP3-12 12V 3.2Ah UPS Replacement Battery

AJC® replacement compatible with B&B BP3-12 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) C...

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$11.49
CyberPower 425VA SL 12V 3.2Ah UPS Replacement Battery
$11.49

CyberPower 425VA SL 12V 3.2Ah UPS Replacement Battery

AJC® replacement compatible with CyberPower 425VA SL UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Vol...

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$11.49
Power Patrol SLA1104, SLA 1104 12V 12Ah UPS Replacement Battery-1
$23.99

Power Patrol SLA1104 12V 12Ah UPS Replacement Battery

AJC® replacement compatible with Power Patrol SLA1104 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Vo...

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$23.99
UB645 6V 4.5Ah UPS Replacement Battery-1
$6.29

Universal Power Group UB645 6V 4.5Ah UPS Replacement Battery

AJC® replacement compatible with Universal Power Group UB645 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 6V ...

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$6.29
APC BackUPS ES 750 12V 7Ah UPS Replacement Battery-1
$13.89

APC BackUPS ES 750 12V 7Ah UPS Replacement Battery

AJC® replacement compatible with APC BackUPS ES 750 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volt...

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$13.89
Yuasa NPW45-12, NPW 45-12 12V 9Ah UPS Replacement Battery-1
$17.99

Yuasa NPW45-12 12V 9Ah UPS Replacement Battery

AJC® replacement compatible with Yuasa NPW45-12 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) C...

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$17.99