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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.
Yuasa NPW45-12, NPW 45-12 12V 9Ah UPS Replacement Battery-1
$18.89

Yuasa NPW45-12, NPW 45-12 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) ...

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$18.89
Yuasa REW45-12, REW 45-12 12V 9Ah UPS Replacement Battery-1
$18.89

Yuasa REW45-12, REW 45-12 12V 9Ah UPS Replacement Battery

AJC® replacement compatible with Yuasa REW45-12 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) ...

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$18.89
Yuasa NP4-6 6V 4.5Ah UPS Replacement Battery-1
$6.39

Yuasa NP4-6 6V 4.5Ah UPS Replacement Battery

AJC® replacement compatible with Yuasa NP4-6 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 6V (6 Volts) Capac...

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$6.39
Yuasa NP1.2-12 12V 1.3Ah UPS Replacement Battery-1
$6.99

Yuasa NP1.2-12 12V 1.3Ah UPS Replacement Battery

AJC® replacement compatible with Yuasa NP1.2-12 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) ...

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$6.99
Yuasa NP12-12 12V 12Ah UPS Replacement Battery-1
$25.99

Yuasa NP12-12 12V 12Ah UPS Replacement Battery

AJC® replacement compatible with Yuasa NP12-12 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) C...

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$25.99
Yuasa NPH5-12 12V 5Ah UPS Replacement Battery-1
$11.49

Yuasa NPH5-12 12V 5Ah UPS Replacement Battery

AJC® replacement compatible with Yuasa NPH5-12 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) C...

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$11.49
Yuasa NP2.3-12 12V 2.2Ah UPS Battery
$28.79

Yuasa NP2.3-12 12V 2.2Ah UPS Replacement Battery

This is an UPG® Brand replacement compatible with Yuasa UPS Batteries Terminal: F1 Volts: 12V (12 Volt) Ah: 2.2Ah (2200mAh) Replacement Batter...

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$28.79
Yuasa REC12-12 REC 12-12 12V 12Ah UPS Replacement Battery-1
$25.99

Yuasa REC12-12 REC 12-12 12V 12Ah UPS Replacement Battery

AJC® replacement compatible with Yuasa REC12-12 REC 12-12 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (...

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$25.99
Yuasa NP5-12, NP 5-12 .250 terminal 12V 5Ah UPS Replacement Battery-1
$11.49

Yuasa NP5-12, NP 5-12 .250 terminal 12V 5Ah UPS Replacement Battery

AJC® replacement compatible with Yuasa NP5-12 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) Ca...

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$11.49
Yuasa NP18-12, NP 18-12 12V 18Ah UPS Replacement Battery-1
$37.39

Yuasa NP18-12, NP 18-12 12V 18Ah UPS Replacement Battery

AJC® replacement compatible with Yuasa NP18-12 UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Volts) C...

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$37.39
Yuasa NP17-12 Bolt 12V 18Ah UPS Replacement Battery-1
$37.39

Yuasa NP17-12 Bolt 12V 18Ah UPS Replacement Battery

AJC® replacement compatible with Yuasa NP17-12 Bolt UPS Battery Exact OEM replacement guaranteed to fit easily and precisely Voltage: 12V (12 Vol...

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$37.39