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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 below

APC Back-UPS ES 350 BE350U ES350U 12V 3.2Ah UPS Replacement Battery AJC-D3.4S-B-0-144973 $11.89
$29.99
$12.49

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

AJC® Brand Replacement APC Back-UPS ES 350 BE350U ES350U UPS Battery Voltage: 12V (12 Volts) Capacity: 3.2Ah (3200mAh) Terminals: F1 Chemistry:...

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$29.99
$12.49
APC BackUPS ES 550 12V 7Ah UPS Replacement Battery AJC-D7S-I-0-149783 $14.29
$36.99
$14.69

APC BackUPS ES 550 12V 7Ah UPS Replacement Battery

AJC® Brand Replacement APC BackUPS ES 550 UPS Battery Voltage: 12V (12 Volts) Capacity: 7Ah (7000mAh) Terminals: F1 Chemistry: Sealed Lead Acid...

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$36.99
$14.69
Portalac PE6V4.5 6V 4.5Ah UPS Replacement Battery AJC-C4.5S-B-0-119560 $5.89
$13.99
$5.89

Portalac PE6V4.5 6V 4.5Ah UPS Replacement Battery

AJC® Brand replacement compatible with a Portalac PE6V4.5 UPS Battery Voltage: 6V (6 Volts) Capacity: 4.5Ah (4500mAh) Terminals: F1 Chemistry: S...

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$13.99
$5.89
UB645 6V 4.5Ah UPS Battery
$13.99
$5.89

UB645 6V 4.5Ah UPS Replacement Battery

AJC® Brand replacement compatible with a Universal Power UB645 UPS Battery Voltage: 6V (6 Volts) Capacity: 4.5Ah (4500mAh) Terminals: F1 Chemist...

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$13.99
$5.89
B&B BP5-12 12V 5Ah UPS Replacement Battery AJC-D5S-B-0-133771 $11.99
$31.99
$13.29

B&B BP5-12 12V 5Ah UPS Replacement Battery

AJC® Brand replacement compatible with a B&B BP5-12 UPS Battery Voltage: 12V (12 Volts) Capacity: 5Ah (5000mAh) Terminals: F1 Chemistry: Sea...

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$31.99
$13.29
Enduring 3FM7, 3-FM-7 6V 7Ah UPS Replacement Battery AJC-C7S-M-0-125719 $7.99
$21.99
$8.99

Enduring 3FM7, 3-FM-7 6V 7Ah UPS Replacement Battery

AJC® Brand replacement compatible with a Enduring 3FM7 UPS Battery Voltage: 6V (6 Volts) Capacity: 7Ah (7000mAh) Terminals: F1 Chemistry: Sealed...

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$21.99
$8.99
APC BackUPS ES 750 12V 7Ah UPS Replacement Battery AJC-D7S-I-0-149789 $14.29
$36.99
$14.69

APC BackUPS ES 750 12V 7Ah UPS Replacement Battery

AJC® Brand Replacement APC BackUPS ES 750 UPS Battery Voltage: 12V (12 Volts) Capacity: 7Ah (7000mAh) Terminals: F1 Chemistry: Sealed Lead Acid...

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$36.99
$14.69
B&B BP12-6 6V 12Ah UPS Replacement Battery AJC-C12S-B-0-101864 $12.59
$31.99
$13.19

B&B BP12-6 6V 12Ah UPS Replacement Battery

AJC® Brand replacement compatible with a B&B BP12-6 UPS Battery Voltage: 6V (6 Volts) Capacity: 12Ah (12000mAh) Terminals: F1 Chemistry: Sea...

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$31.99
$13.19
APC BackUPS ES 650 12V 7Ah UPS Replacement Battery AJC-D7S-I-0-149785 $14.29
$36.99
$14.69

APC BackUPS ES 650 12V 7Ah UPS Replacement Battery

AJC® Brand Replacement APC BackUPS ES 650 UPS Battery Voltage: 12V (12 Volts) Capacity: 7Ah (7000mAh) Terminals: F1 Chemistry: Sealed Lead Acid...

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$36.99
$14.69
APC Back-UPS ES 750 12V 8Ah UPS Replacement Battery AJC-D8S-I-0-115756 $16.69
$45.99
$18.29

APC Back-UPS ES 750 12V 8Ah UPS Replacement Battery

AJC® Brand replacement compatible with a APC 750 UPS Battery Voltage: 12V (12 Volts) Capacity: 8Ah (8000mAh) Terminals: F1 Chemistry: Sealed Lea...

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$45.99
$18.29
Rocket ES4-12 12V 5Ah UPS Replacement Battery AJC-D5S-B-0-147587 $11.99
$31.99
$13.29

Rocket ES4-12 12V 5Ah UPS Replacement Battery

AJC® Brand Replacement Rocket ES4-12 UPS Battery Voltage: 12V (12 Volts) Capacity: 5Ah (5000mAh) Terminals: F1 Chemistry: Sealed Lead Acid (AGM...

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$31.99
$13.29
Genesis NP7-6, NP 7-6 6V 7Ah UPS Replacement Battery AJC-C7S-M-0-122890 $7.99
$21.99
$8.99

Genesis NP7-6, NP 7-6 6V 7Ah UPS Replacement Battery

AJC® Brand replacement compatible with a Genesis NP7-6 UPS Battery Voltage: 6V (6 Volts) Capacity: 7Ah (7000mAh) Terminals: F1 Chemistry: Sealed...

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$21.99
$8.99
B&B BP3-12 12V 3.2Ah UPS Replacement Battery AJC-D3.4S-B-0-120259 $11.89
$29.99
$12.49

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

AJC® Brand replacement compatible with a B&B BP3-12 UPS Battery Voltage: 12V (12 Volts) Capacity: 3.2Ah (3200mAh) Terminals: F1 Chemistry: S...

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$29.99
$12.49
APC Back-UPS NS 1250 (BN1250) 12V 7Ah UPS Replacement Battery AJC-D7S-S-2-159564 $14.29
$36.99
$14.69

APC Back-UPS NS 1250 (BN1250) 12V 7Ah UPS Replacement Battery

AJC® Brand replacement compatible with a APC Back-UPS NS 1250 (BN1250) UPS Battery Voltage: 12 (12 Volts) Capacity: 7Ah (7000mAh) Terminals: F1...

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$36.99
$14.69
Yuasa NPW45-12, NPW 45-12 12V 9Ah UPS Battery
$52.99
$20.99

Yuasa NPW45-12, NPW 45-12 12V 9Ah UPS Replacement Battery

AJC® Brand replacement compatible with a Yuasa NPW45-12 UPS Battery Voltage: 12V (12 Volts) Capacity: 9Ah (9000mAh) Terminals: F1 Chemistry: Sea...

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$52.99
$20.99
Vision CP1245H, CP 1245H 12V 4.5Ah UPS Battery
$28.99
$11.99

Vision CP1245H, CP 1245H 12V 4.5Ah UPS Replacement Battery

AJC® Brand replacement compatible with a Vision CP1245H F2 UPS Battery Voltage: 12V (12 Volts) Capacity: 4.5Ah (4500mAh) Terminals: F1 Chemistry...

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$28.99
$11.99
WKA6-7.2F 6V 7Ah UPS Battery
$21.99
$8.99

WKA6-7.2F 6V 7Ah UPS Replacement Battery

AJC® Brand replacement compatible with a Werker WKA6-7.2F UPS Battery Voltage: 6V (6 Volts) Capacity: 7Ah (7000mAh) Terminals: F1 Chemistry: Sea...

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$21.99
$8.99
Liftmaster 485LM Evercharge Back-Up System 12V 5Ah UPS Replacement Battery AJC-D5S-I-0-154040 $11.99
$31.99
$13.29

Liftmaster 485LM Evercharge Back-Up System 12V 5Ah UPS Replacement Battery

This is an AJC® Brand replacement compatible with a Liftmaster 485LM Evercharge Battery Back-Up System UPS Battery Voltage: 12V (12 Volts) Capac...

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$31.99
$13.29
Cyber Power CP550SL (550VA) 12V 8Ah UPS Replacement Battery AJC-D8S-I-0-162020 $16.69
$45.99
$18.29

Cyber Power CP550SL (550VA) 12V 8Ah UPS Replacement Battery

AJC® Brand replacement compatible with a Cyber Power UPS Battery Voltage: 12 (12 Volts) Capacity: 8Ah (8000mAh) Terminals: F1 Chemistry: Seale...

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$45.99
$18.29
APC BackUPS NS BN600G NS 600 12V 9Ah UPS Replacement Battery AJC-D9S-I-0-171479 $18.89
$52.99
$20.99

APC BackUPS NS BN600G NS 600 12V 9Ah UPS Replacement Battery

AJC® Brand replacement compatible with a APC BackUPS NS BN600G NS 600 UPS Battery Voltage: 12V (12 Volts) Capacity: 9Ah (9000mAh) Terminals: F1 ...

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$52.99
$20.99
APC Back-UPS ES 550 12V 8Ah UPS Replacement Battery AJC-D8S-I-0-115754 $16.69
$45.99
$18.29

APC Back-UPS ES 550 12V 8Ah UPS Replacement Battery

AJC® Brand replacement compatible with a APC 550 UPS Battery Voltage: 12V (12 Volts) Capacity: 8Ah (8000mAh) Terminals: F1 Chemistry: Sealed Lea...

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$45.99
$18.29