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Rectangular sealed lead-acid battery, dark case, two terminals on top

BatteryJack inc.

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

SKU CH-C9JG-3ZE7D

12 V 9 Ah sealed AGM battery with T2 terminals fits GS Portalac PX12072 DG126 UPS units

  • Reliable backup power with 12 V 9 AH sealed lead-acid capacity
  • Drop-in fit for GS PORTALAC PX12072 DG126 UPS units
  • Leak-free operation from absorptive glass mat construction
  • Zero upkeep required thanks to maintenance-free sealed design
  • Long service life of four to seven years expected

What this battery replaces

This 12V 9AH sealed lead-acid unit is a direct OEM replacement for the GS PORTALAC PX12072 DG126. It uses AGM technology and T2 terminals to fit UPS and backup devices that specify this exact voltage and capacity. Buyers needing a different voltage, capacity or terminal type cannot use this model.

Installing and common issues

The battery arrives maintenance-free and classified as non-spillable, so it can be mounted in any position without electrolyte leakage. Installation is a simple swap of the existing unit using the T2 terminals. The only common issue is ordering the wrong terminal style or capacity for the specific UPS model.

The specification that decides fit

The decisive figure is the 9AH capacity at 12V combined with T2 terminals; the UPS chassis and charging circuit are calibrated for those exact values. If the original battery shows a different amp-hour rating or terminal format, this unit will not work correctly.

Highlights

  • Reliable backup power with 12 V 9 AH sealed lead-acid capacity
  • Drop-in fit for GS PORTALAC PX12072 DG126 UPS units
  • Leak-free operation from absorptive glass mat construction
  • Zero upkeep required thanks to maintenance-free sealed design
  • Long service life of four to seven years expected

Specifications

No published specifications for this item yet.

Questions about this item

How can I confirm the battery is functioning correctly after installing it in my UPS?

The UPS should power on normally and display a healthy battery status indicator. Run a self-test cycle if your unit has one; it should complete without a replace-battery warning.

What comes with the battery and what must I source separately?

The package contains the 12 V 9 Ah sealed AGM unit with T2 terminals measuring 5.94 in × 2.56 in × 3.72 in and weighing 13.16 lbs. Cables, mounting hardware and UPS firmware updates are not included.

Which capacity should I choose for a GS PORTALAC PX12072 DG126 replacement?

This model is the direct 12 V 9 Ah replacement specified for the GS PORTALAC PX12072 DG126; no other capacity or voltage version is required for that unit.

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