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UPS Batteries

BatteryClerk offers a selection of replacement batteries for UPS. Browse our current selection from leading brands like Enduring, Ritar, and Fiamm.
Sigmas SP12-18HR, SP 12-18HR 12V 18Ah UPS Battery
£99.99
£39.99

Sigmas SP12-18HR, SP 12-18HR 12V 18Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-18HR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 18Ah...

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£99.99
£39.99
Sigmas SP12-22HR, SP 12-22HR 12V 22Ah UPS Replacement Battery
£133.99
£53.49

Sigmas SP12-22HR, SP 12-22HR 12V 22Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-22HR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 22Ah...

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£133.99
£53.49
SigmasTek SPX12-300FR 12V 8Ah UPS Replacement Battery
£60.99
£20.49

SigmasTek SPX12-300FR 12V 8Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SPX12-300FR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 8A...

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£60.99
£20.49
SigmasTek SPX12-500FR 12V 8Ah UPS Replacement Battery
£60.99
£20.49

SigmasTek SPX12-500FR 12V 8Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SPX12-500FR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 8A...

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£60.99
£20.49
SigmasTek SPX12-350FR 12V 8Ah UPS Replacement Battery
£60.99
£20.49

SigmasTek SPX12-350FR 12V 8Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SPX12-350FR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 8A...

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£60.99
£20.49
Sigmas SP6-7, SP 6-7 6V 7Ah UPS Battery
£28.99
£9.79

Sigmas SP6-7, SP 6-7 6V 7Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP6-7 UPS Battery Exact replacement for the original battery Voltage: 6V (6 Volts) Capacity: 7Ah (7000m...

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£28.99
£9.79
Sigmas SP6-12HR, SP 6-12HR 6V 12Ah UPS Battery
£41.99
£13.99

Sigmas SP6-12HR, SP 6-12HR 6V 12Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP6-12HR UPS Battery Exact replacement for the original battery Voltage: 6V (6 Volts) Capacity: 12Ah (1...

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£41.99
£13.99
Sigmas SP12-9HR, SP 12-9HR 12V 9Ah UPS Battery Sold out
£66.99
£22.29

Sigmas SP12-9HR, SP 12-9HR 12V 9Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-9HR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 9Ah (...

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£66.99
£22.29
Sold out
Sigmas SP12-7HR, SP 12-7HR 12V 8Ah UPS Battery
£60.99
£20.49

Sigmas SP12-7HR, SP 12-7HR 12V 8Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-7HR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 8Ah (...

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£60.99
£20.49
Sigmas SP12-7.5HR, SP 12-7.5HR 12V 8Ah UPS Battery
£60.99
£20.49

Sigmas SP12-7.5HR, SP 12-7.5HR 12V 8Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-7.5HR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 8Ah...

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£60.99
£20.49
Sigmas SP12-55, SP 12-55 12V 55Ah UPS Battery
£333.99
£133.49

Sigmas SP12-55, SP 12-55 12V 55Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-55 UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 55Ah (...

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£333.99
£133.49
Sigmas SP12-5.5HR 12V 5Ah UPS Battery
£43.99
£14.69

Sigmas SP12-5.5HR 12V 5Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-5.5HR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 5Ah...

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£43.99
£14.69
Sigmas SP12-5.5HR 12V 4.5Ah UPS Battery
£42.99
£14.19

Sigmas SP12-5.5HR 12V 4.5Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-5.5HR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 4.5...

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£42.99
£14.19
Sigmas SP12-35, SP 12-35 12V 35Ah UPS Battery
£221.99
£88.99

Sigmas SP12-35, SP 12-35 12V 35Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-35 UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 35Ah (...

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£221.99
£88.99
Sigmas SP12-3.5 12V 3.2Ah UPS Battery
£39.99
£13.49

Sigmas SP12-3.5 12V 3.2Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-3.5 UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 3.2Ah...

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£39.99
£13.49
Sigmas SP12-28, SP 12-28 12V 26Ah UPS Battery Sold out
£155.99
£62.39

Sigmas SP12-28, SP 12-28 12V 26Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-28 UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 26Ah (...

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£155.99
£62.39
Sold out
Sigmas SP12-26, SP 12-26 12V 26Ah UPS Battery Sold out
£155.99
£62.39

Sigmas SP12-26, SP 12-26 12V 26Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-26 UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 26Ah (...

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£155.99
£62.39
Sold out
Sigmas SP12-12HR, SP 12-12HR 12V 12Ah UPS Battery
£79.99
£26.69

Sigmas SP12-12HR, SP 12-12HR 12V 12Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-12HR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 12Ah...

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£79.99
£26.69
Sigmas SP12-12HR, SP 12-12HR 12V 10Ah UPS Battery
£66.99
£22.19

Sigmas SP12-12HR, SP 12-12HR 12V 10Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-12HR UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 10Ah...

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£66.99
£22.19
Sigmas SP12-100, SP 12-100 12V 100Ah UPS Battery
£444.99
£177.99

Sigmas SP12-100, SP 12-100 12V 100Ah UPS Replacement Battery

AJC® replacement compatible with SigmasTek SP12-100 UPS Battery Exact replacement for the original battery Voltage: 12V (12 Volts) Capacity: 100Ah...

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£444.99
£177.99

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