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Rectangular sealed lead-acid battery cartridge, grey plastic casing, terminal posts visible

PowerWarehouse

PowerWarehouse LEADACIDSLA12-01 UPS replacement battery

SKU CH-RM8P-NYJR2

Maintenance-free lead-acid cartridge replaces APC RBC12 in SU5000R5TBX120 units

  • Maintenance-free design eliminates routine upkeep
  • 12 V sealed lead-acid chemistry provides reliable standby power
  • Direct replacement for APC RBC12 cartridge #12
  • Compatible with APC SU5000R5TBX120 UPS systems

PowerWarehouse LEADACIDSLA12-01 UPS Battery

This PowerWarehouse LEADACIDSLA12-01 is a maintenance-free lead-acid battery designed as a replacement cartridge for APC SU5000R5TBX120 units. It serves as a direct swap for the original RBC12 cartridge number twelve, restoring backup runtime to the uninterruptible power supply. The sealed construction allows installation in standard rack environments without special handling. Facility managers can deploy it to maintain continuous power protection for connected servers.

Suits APC SU5000R5TBX120 owners needing RBC12

This battery fits administrators who must replace the specific RBC12 cartridge in an APC SU5000R5TBX120 UPS. It is not for buyers who need a different voltage, capacity or form factor for another UPS model. Shops looking for lithium-based chemistry or hot-swappable modules with integrated management cards should look at something else. Anyone requiring a higher ampere-hour rating than the original specification will not find it here.

How it compares

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

Price $195.99
Pricier than about 85% of the 3,915 comparable items (median $39.99).

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Specifications

Product
Brand namePowerWarehouse
Model nameLEADACIDSLA12-01

Questions about this item

How long will the 12 V lead-acid cells sustain the APC SU5000R5TBX120 under continuous load before voltage drops?

The 12 V maintenance-free lead-acid cells are rated to support the APC SU5000R5TBX120 UPS; runtime depends on the connected load and the UPS firmware cutoff.

What heat or acoustic output should be expected when the RBC12 cartridge runs inside the UPS all day?

The sealed lead-acid cartridge produces no fan noise; it generates only modest warmth during float charge and discharge cycles inside the UPS enclosure.

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