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Black rectangular sealed lead-acid battery with two T2 terminals on top

BatteryJack inc.

BatteryJack inc. 12V 9AH UPS Replacement Battery for GS PORTALAC PX12072 DG126

SKU CH-KBZV-27PZJ

12V 9AH sealed lead-acid battery with AGM technology and T2 terminals fits GS PORTALAC PX12072 DG126 UPS units

  • AGM technology prevents electrolyte leakage from terminals or case
  • Sealed construction allows safe operation in any position
  • 100 % OEM replacement matches GS PORTALAC PX12072 DG126 specifications
  • Maintenance-free design with over 90 % gas recombination during use
  • Expected service life of 4 to 7 years under normal conditions

12V 9AH UPS replacement battery

This 12V 9AH sealed lead-acid battery is a direct OEM replacement for the GS PORTALAC PX12072 DG126 unit. It suits administrators who need to restore backup runtime on existing UPS hardware without changing form factor. The AGM construction keeps the cell leak-free in any orientation. Buyers who need higher capacity or a different terminal layout cannot use this model.

T2 terminals and sealed AGM design

The battery ships with T2 terminals that match the original connector pattern, so no adapter cables are required. Its absorptive glass mat separator holds electrolyte permanently, eliminating spill risk and allowing installation in any position. The 100% OEM fit means the existing battery compartment and wiring harness accept it without modification. No software or firmware updates are involved.

Simple drop-in installation

Physical dimensions of 5.94in length, 2.56in width and 3.72in height match the original casing, so the battery slides into the same tray. Maintenance-free operation removes the need for electrolyte checks. The only common issue is forgetting to disconnect the UPS from mains power before swapping cells, which can trip internal protection. Torque the T2 bolts to the manufacturer's specification to avoid loose connections.

Highlights

  • AGM technology prevents electrolyte leakage from terminals or case
  • Sealed construction allows safe operation in any position
  • 100 % OEM replacement matches GS PORTALAC PX12072 DG126 specifications
  • Maintenance-free design with over 90 % gas recombination during use
  • Expected service life of 4 to 7 years under normal conditions

Specifications

No published specifications for this item yet.

Questions about this item

When will the 12V 9AH AGM battery need replacement?

The expected service life is four to seven years under normal float conditions.

What limits runtime during a prolonged outage?

The 9AH capacity at 12V determines how long the UPS can supply power before the battery is depleted.

Does the sealed AGM unit produce heat or noise during continuous operation?

The maintenance-free AGM design recombines over 90% of generated gas, runs silently and adds negligible heat to the UPS enclosure.

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