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Sealed lead-acid UPS battery cartridge, rectangular black case, 40 lbs

Battery Technology Inc.

Battery Technology Inc. RBC43-SLA43-BTI UPS Replacement Battery #43

SKU CH-SC7Z-6VABQ

Lead-acid UPS replacement battery compatible with APC SUA3000 series units

  • Product weight40 lb (18.1 kg)
  • Compatible with APC SUA3000 UPS models
  • Single lead-acid cell delivers reliable backup power
  • Weighs 40 lbs for stable installation
  • Replaces APC part number RBC43 directly

Direct APC UPS Replacement

Battery Technology Inc. RBC43-SLA43-BTI is a lead-acid replacement battery designed for specific APC uninterruptible power supply units. It supports compatible models including SUA3000RMI, SUA3000RMUS, SUA3000R2IX322, SUA3000R2X145-TU and SUA3000RMI2U-3EW. The unit weighs 40 lbs and arrives new, ready for installation in matching server or network rack environments.

Single Battery Module Swap

This single-module kit replaces the internal battery pack without additional cables, trays or management software. It restores runtime for the listed APC units but does not add extra capacity, change form factor or include monitoring accessories. Buyers needing multiple battery strings or extended runtime cabinets will require separate, compatible expansion hardware not provided here.

How it compares

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

Price $241.99
Pricier than about 88% of the 3,915 comparable items (median $39.99).

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Specifications

Product
Brand nameBattery Technology Inc.
Model nameRBC43-SLA43-BTI
Size & build
Product weight40 lb (18.1 kg)

Questions about this item

How often will the lead-acid cells in this RBC43-SLA43-BTI pack need replacing?

Lead-acid UPS batteries typically last three to five years before capacity drops enough to require replacement.

What is the first limit reached when this battery runs a SUA3000RMI unit at full load?

The 3000 VA rating of the compatible UPS is reached before the battery itself hits a thermal or current limit.

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