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Single 12V 18Ah sealed lead-acid battery in black plastic case

RefurbUPS

RefurbUPS 12V 18A UPS replacement battery 15

SKU CH-M294-09EFW

A 12 V 18 Ah sealed lead-acid kit delivers dependable backup power for UPS units

  • TypeKit/Package
  • Weight15
  • 12 V 18 A high-rate discharge battery delivers reliable UPS backup power
  • Factory-fresh sealed lead-acid cell ensures consistent performance from first use
  • Single 15 kg cartridge fits straight into compatible UPS units
  • Comprehensive installation instructions included for quick replacement
  • Enersys Yuasa NP18-12 compatible design built for dependable operation

12 V 18 A UPS replacement battery

This 12 V 18 A sealed lead-acid battery replaces the Yuasa NP18-12 in compatible UPS cartridges. It arrives factory-fresh and ready for immediate installation. The kit includes comprehensive replacement instructions. Buyers needing a different voltage or capacity should look elsewhere.

Drop-in cartridge for compatible UPS units

The single battery fits directly into the existing cartridge tray without wiring changes. It restores backup runtime for the supported UPS model. No additional chargers or cables are required. Installers who need multi-battery strings or external bank connections cannot use this kit.

Replaces worn Yuasa NP18-12 cells

Swapping the aged cell restores original hold-up time when the UPS self-test reports weak capacity. The jump is worth it when runtime has fallen below the load requirement. Systems that have migrated to lithium chemistries or higher-capacity cabinets will not benefit from this direct replacement.

Highlights

  • 12 V 18 A high-rate discharge battery delivers reliable UPS backup power
  • Factory-fresh sealed lead-acid cell ensures consistent performance from first use
  • Single 15 kg cartridge fits straight into compatible UPS units
  • Comprehensive installation instructions included for quick replacement
  • Enersys Yuasa NP18-12 compatible design built for dependable operation

Specifications

Brandenersys
SeriesYuasa Batteries
TypeKit/Package
Weight15

Questions about this item

How long can the 12 V 18 Ah battery sustain a load before voltage drops?

Runtime depends on the connected load; the 18 Ah rating means it can deliver 18 amps for one hour or proportionally longer at lower draws.

Does the sealed lead-acid cell generate noticeable heat or noise during continuous operation?

The battery itself is silent and produces minimal heat; any warmth comes from the UPS charging circuit rather than the cell.

What existing UPS hardware is required to install this replacement cartridge?

You need a UPS that accepts a 12 V 18 Ah high-rate discharge SLA battery with the same physical footprint and terminal layout.

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