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Single sealed lead-acid battery block in dark case

RefurbUPS

RefurbUPS EnerSys NP9-12 Compatible UPS Replacement Battery

SKU CH-4J40-JRBJY

A 12 V 9 Ah sealed lead-acid battery kit designed as a direct replacement for compatible UPS units

  • Product typeKit/Package
  • Product weight7
  • 12 V 9 Ah high-rate discharge SLA battery
  • Factory-fresh cells ensure reliable backup power
  • Compatible with EnerSys NP9-12T UPS units
  • Includes step-by-step installation instructions
  • Single-battery kit simplifies replacement

Compatible UPS Replacement Battery

The RefurbUPS EnerSys NP9-12 compatible battery is a direct replacement cartridge designed for uninterruptible power supply units. It consists of a single 12V9A sealed lead-acid unit built for high-rate discharge performance. Factory-fresh cells ensure immediate readiness for critical backup applications. Comprehensive installation instructions are included with the kit.

Suitable for Standard UPS Maintenance

This cartridge suits administrators replacing depleted batteries in compatible UPS systems requiring a 12V9A high-rate cell. It is not for buyers who need a different voltage or higher ampere-hour capacity for their specific hardware. Users with UPS models requiring multiple battery modules should verify their unit's configuration first. Systems demanding alternative chemistries such as lithium-ion are not supported by this kit.

12V9A High-Rate Discharge Specification

The decisive specification is the 12V9A high-rate discharge rating that matches the original EnerSys NP9-12T requirement. This exact voltage and capacity combination determines physical fit and runtime performance in the host UPS. Verify that the original battery label shows identical ratings before ordering. Mismatched specifications will prevent proper operation and could damage the power protection equipment.

How it compares

Measured against everything we stock in UPS Replacement Batteries, at today’s prices. Recalculated every night.

Price $16.99
Cheaper than about 80% of the 3,915 comparable items (median $39.99).

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Specifications

Product
Brand nameEnersys
Product lineGenesis Series
Product typeKit/Package

Questions about this item

Does this cartridge need a separate UPS chassis to function?

Yes, the 12V 9A SLA battery must be installed inside a compatible UPS unit that accepts the NP9-12 form factor.

Will the battery work in a legacy UPS that originally used a lower-capacity 12V cell?

The cartridge matches the NP9-12 dimensions and voltage, so it fits the same slot, but verify the UPS charging circuit is rated for a 9Ah high-rate cell.

How can I confirm the replacement is operating correctly after installation?

Run a self-test from the UPS front panel or management software; a passed test and normal runtime during a brief load pull indicate the battery is working.

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