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Two black rectangular 12V 18Ah SLA batteries in a kit

RefurbUPS

RefurbUPS ONeAc ON1300I-SN Kit (2) 12V 18Ah ups replacement battery

SKU CH-HEVK-QX8RJ

Kit of two 12 V 18 Ah sealed lead-acid batteries for UPS replacement, weighing 30 kg

  • TypeKit/Package
  • Weight30
  • Kit of two 12 V 18 Ah batteries for extended runtime
  • High-rate discharge SLA chemistry delivers reliable backup power
  • Factory-fresh cells ensure consistent performance from day one
  • 30 lb total weight reflects robust lead-acid construction
  • Includes step-by-step installation instructions for easy replacement

Compatible UPS battery kit

This RefurbUPS ONeAc ON1300I-SN kit supplies two 12 V 18 Ah sealed lead-acid batteries glued together as a single cartridge. It is built for high-rate discharge and arrives factory fresh with installation instructions included. The unit weighs 30 and is ready for immediate use in compatible UPS systems.

Suits owners of the ON1300I-SN UPS.

Buyers who need a direct replacement for the ONeAc ON1300I-SN will find the correct voltage, capacity and physical layout in this kit. Builders who require a different voltage, a higher ampere-hour rating or a separate battery form factor should look at alternative products.

Two 12 V 18 Ah batteries in one cartridge

The defining specification is the paired 12 V 18 Ah high-rate discharge SLA cells bonded into a single replacement cartridge. Matching this exact voltage and capacity ensures the UPS runtime and charging profile remain as designed.

Highlights

  • Kit of two 12 V 18 Ah batteries for extended runtime
  • High-rate discharge SLA chemistry delivers reliable backup power
  • Factory-fresh cells ensure consistent performance from day one
  • 30 lb total weight reflects robust lead-acid construction
  • Includes step-by-step installation instructions for easy replacement

Specifications

BrandOneAC
SeriesOneAC Batteries
TypeKit/Package
Weight30

Questions about this item

How do I install the two 12V 18Ah batteries in the ONeAc ON1300I-SN kit, and what step do people often miss?

The kit includes comprehensive installation instructions; the step users most often miss is ensuring both glued high-rate discharge batteries are seated and connected in the correct series orientation before closing the UPS chassis.

What maintenance or replacement will the ONeAc ON1300I-SN battery kit need later?

As sealed lead-acid units, the two 12V 18Ah batteries require no watering; plan to replace the pair every three to five years or when runtime drops below acceptable levels.

What limit appears first on the ONeAc ON1300I-SN kit during sustained discharge?

The 18 ampere-hour capacity of each 12V battery is the first limit reached under continuous load, after which voltage drops and the UPS initiates shutdown.

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