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Rectangular 12V 12Ah UPS battery unit, matte finish

RefurbUPS

RefurbUPS BSL1104 12V 12Ah UPS Replacement Battery

SKU CH-FTHK-3G229

A 12 V 12 Ah UPS replacement battery cartridge weighing 10 units, factory fresh and ready for immediate installation

  • TypeBattery
  • Weight10
  • Factory-fresh cells deliver reliable backup power
  • 12 V 12 Ah capacity matches original specifications
  • Compatible with Interstate BSL1104 units for direct replacement
  • Lightweight 10 unit design simplifies installation and handling

12 V 12 Ah UPS replacement battery

This 12 V 12 Ah sealed lead-acid unit fits compatible UPS cartridges and restores runtime for critical loads. It ships factory-fresh and ready for immediate installation. The single-battery cartridge weighs 10 and replaces the original BSL1104 pack without modification.

When to replace an ageing UPS battery

Swap this cell when the existing pack no longer holds charge or self-test warnings appear. The upgrade is worthwhile if runtime has dropped below the level required for safe shutdown. Buyers who need higher capacity or a different voltage should select another model.

Highlights

  • Factory-fresh cells deliver reliable backup power
  • 12 V 12 Ah capacity matches original specifications
  • Compatible with Interstate BSL1104 units for direct replacement
  • Lightweight 10 unit design simplifies installation and handling

Specifications

TypeBattery
Weight10

Questions about this item

What are the voltage and capacity of the BSL1104 battery?

The battery delivers 12 V and 12 Ah, matching the original cartridge specification.

How is the replacement cartridge installed in the UPS?

Power down the UPS, open the battery door, disconnect the old cartridge, connect the new one observing polarity, then close the door and restart.

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