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Rectangular sealed lead-acid battery unit, dark plastic casing, terminal posts visible, weight 10

RefurbUPS

RefurbUPS CSB EVX12120 12V12A UPS Replacement Battery

SKU CH-4JFY-1ASKK

A single 12V12A high-rate discharge SLA battery kit for UPS replacement

  • TypeKit/Package
  • Weight10
  • Ready backup with 12 V 12 Ah capacity
  • Reliable high-rate discharge for critical loads
  • Factory-fresh cells ensure consistent performance
  • Single-battery kit simplifies UPS maintenance
  • Weighs 10 units for easy handling

12V 12A UPS replacement battery

This 12V 12A sealed lead-acid battery serves as a direct replacement cartridge for compatible UPS units. It arrives factory fresh and includes comprehensive installation instructions for straightforward user installation. The kit contains a single high-rate discharge cell built for performance and reliability in power protection systems. It suits administrators maintaining backup runtime for servers and network equipment.

High-rate discharge under sustained load

The cell is engineered for high-rate discharge scenarios typical of UPS backup events rather than cyclic deep-discharge use. It delivers the rated 12A capacity when the UPS switches to battery power during an outage. Factory-fresh stock ensures the internal chemistry has not degraded during extended shelf storage. Reliable voltage hold-up supports connected loads until mains power returns or graceful shutdown completes.

Sealed lead-acid chemistry constraints

Sealed lead-acid technology limits the unit to upright or side mounting without electrolyte leakage risk. The chemistry self-discharges over months, so periodic recharge is required during long-term storage. Capacity diminishes gradually with age and temperature exposure, eventually requiring replacement to maintain original runtime. No user-serviceable components exist inside the sealed case.

Highlights

  • Ready backup with 12 V 12 Ah capacity
  • Reliable high-rate discharge for critical loads
  • Factory-fresh cells ensure consistent performance
  • Single-battery kit simplifies UPS maintenance
  • Weighs 10 units for easy handling

Specifications

BrandCSB Battery
SeriesCSB Battery
TypeKit/Package
Weight10

Questions about this item

Does the 12V12A SLA battery generate noticeable heat or noise when the UPS runs continuously?

The sealed lead-acid cell operates silently and produces only minimal warmth during normal float or discharge cycles.

What existing UPS hardware is required for the CSB EVX12120 cartridge to function?

A compatible UPS chassis designed for a single 12 V 12 Ah high-rate battery with matching terminal layout and form factor.

Will the 12120 replacement work reliably in an older UPS that originally shipped with a different brand of 12 V 12 Ah battery?

Yes, it is built as a direct drop-in replacement for any UPS specifying a 12 V 12 Ah high-rate SLA cell with the same physical dimensions and terminal orientation.

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