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Sealed lead-acid battery block, black plastic case, two terminals on top

RefurbUPS

RefurbUPS ONeAc ONM300I-SI 12V 7Ah UPS replacement battery

SKU CH-7F76-ZHY2A

A 12V 7Ah replacement battery kit with two sealed lead-acid cells for UPS power backup

  • TypeKit/Package
  • Weight6
  • Ready-to-install kit includes two high-rate 12 V SLA batteries
  • Factory-fresh cells deliver reliable backup power for critical equipment
  • 300 I compatible design ensures correct fit and function
  • Comprehensive installation guide simplifies the replacement process
  • New condition guarantees full rated capacity from day one

Compatible UPS replacement kit

The ONeAc ONM300I-SI kit supplies a direct-fit 12 V 7 Ah battery cartridge for compatible UPS units. It arrives factory-fresh and includes step-by-step installation instructions so the swap can be completed without specialist tools.

What the bundled instructions change

Printed guidance walks through removal of the old cartridge and connection of the new cells in the correct sequence. Following the steps reduces the risk of wiring errors and shortens the downtime window during the replacement.

Capacity and headroom

The 12 V 7 Ah rating supports the UPS through its rated load profile for the designed runtime. Runtime shortens as the connected load approaches the unit’s maximum, and the battery will eventually need replacement again after its service life.

Highlights

  • Ready-to-install kit includes two high-rate 12 V SLA batteries
  • Factory-fresh cells deliver reliable backup power for critical equipment
  • 300 I compatible design ensures correct fit and function
  • Comprehensive installation guide simplifies the replacement process
  • New condition guarantees full rated capacity from day one

Specifications

BrandOneAC
SeriesOneAC Batteries
TypeKit/Package
Weight6

Questions about this item

How often will the 12 V 7 Ah SLA cells need replacing?

Valve-regulated lead-acid cells typically last three to five years; replace the kit when backup runtime falls noticeably short.

What limits continuous operation of the two-battery cartridge?

The 300 W high-rate discharge rating is the first ceiling reached during sustained load.

How much heat and noise does the kit produce during all-day use?

Sealed lead-acid chemistry runs silently and generates only modest warmth under normal float charging.

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