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Rectangular black sealed 12V 7.0AH AGM battery terminal connectors visible

BatteryJack inc.

BatteryJack inc. 12V 7.0AH UPS Replacement Battery APC ES500 ES550 RBC110 RBC?2

SKU CH-EG6S-Y33NN

A 12V 7.0AH AGM replacement battery compatible with APC ES500, ES550, RBC110 and RBC?2 units, replacing 12V 8AH or 9AH models

  • 0 Ah capacity powers UPS models ES500 and ES550
  • AGM sealed design prevents electrolyte leakage in any position
  • Maintenance-free operation eliminates water checks for 4–7 year life
  • 100 % OEM replacement fits RBC110 and RBC?2 units
  • Gas recombination exceeds 90 % for safe long-term service

Compatible UPS Models

This 12 V 7.0 Ah replacement battery fits APC ES500 and ES550 units as well as RBC110 and RBC?2 part numbers. It serves home-office and small-business users who need a direct swap for an ageing pack without changing hardware.

Thermals Noise and Power

The sealed AGM design operates without electrolyte leakage in any orientation and recombines over 90 percent of internally generated gas during normal float service. No water checks or top-ups are required, so the pack runs silently and maintenance-free throughout its expected four-to-seven-year life.

Build and Connectors

The non-spillable case meets International Air Transport Association requirements for safe transport and can be mounted in any position. Terminal layout matches the original OEM specification, allowing a straightforward drop-in installation for buyers who want a 100 percent compatible replacement.

Highlights

  • 0 Ah capacity powers UPS models ES500 and ES550
  • AGM sealed design prevents electrolyte leakage in any position
  • Maintenance-free operation eliminates water checks for 4–7 year life
  • 100 % OEM replacement fits RBC110 and RBC?2 units
  • Gas recombination exceeds 90 % for safe long-term service

Specifications

No published specifications for this item yet.

Questions about this item

How do I install the 12V 7.0AH battery in my APC ES500 or ES550 UPS, and what step do people often get wrong?

Disconnect the UPS from mains power, open the battery door, unplug the old battery leads noting polarity, connect the new battery matching red to positive and black to negative, then close the door before restoring power. The step most often missed is verifying the lead polarity before securing the connections.

What maintenance or replacement will the 12V 7.0AH AGM battery need during its 4-7 year expected life?

The sealed AGM design is maintenance free, so no electrolyte checks or water top-ups are required. Plan to replace the battery once it reaches the end of its 4-7 year service life or if the UPS reports a battery fault.

What is the first limit that appears when the 12V 7.0AH battery runs under sustained discharge?

The 7.0 ampere-hour capacity sets the runtime limit; once the stored charge is depleted the UPS will shut down. Gas recombination handles over 90% of generated gas, so pressure buildup is not the limiting factor.

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