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Two 12V 9A batteries in a replacement kit

RefurbUPS

RefurbUPS APC SMT750RM2U UPS Replacement Battery Kit 12V 9A 123

SKU CH-X4JG-T0G2Z

Kit of two 12 V 9 Ah batteries compatible with APC RBC 123

  • TypeBattery
  • Weight14
  • Compatible with APC SMT750RM2U UPS models
  • Kit includes two 12V 9A batteries for full replacement
  • Factory-fresh cells deliver reliable backup performance
  • Weighs 14 units for straightforward rack installation

APC SMT750RM2U compatible kit

This replacement battery kit is built for the APC SMT750RM2U uninterruptible power supply. It contains two 12V 9A units that match the original RBC123 specification. The pack suits administrators who need a direct, factory-fresh swap to restore runtime without rewiring or firmware changes.

Thermals, noise and power draw

Sealed lead-acid cells generate negligible heat and no audible noise during normal float or discharge cycles. They draw power only while recharging after an outage, presenting a minimal load on the UPS charger. The 14 kg weight reflects the dense chemistry that delivers the rated capacity.

Highlights

  • Compatible with APC SMT750RM2U UPS models
  • Kit includes two 12V 9A batteries for full replacement
  • Factory-fresh cells deliver reliable backup performance
  • Weighs 14 units for straightforward rack installation

Specifications

TypeBattery
Weight14

Questions about this item

How do I install the two 12V 9A batteries in the APC SMT750RM2U UPS, and what step is often missed?

Remove the front panel, disconnect the old pack, connect the new batteries in series matching the polarity markings, then secure the panel before powering on.

When will the 12V 9A batteries in this RBC123-compatible kit need replacement?

Expect three to five years of service; replace sooner if runtime drops below half or the UPS reports a battery fault.

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