Drop-in replacement cartridge built from eight 12 V, 9 Ah AGM (VRLA) cells, configured as two series-pairs to produce a 48 V pack.
Designed for select APC Smart-UPS 2200/3000 rackmount and tower models, the APC RBC27 delivers higher capacity than the RBC26 for longer runtimes and is typically owner-replaceable despite its multi-battery tray design.
These are replacement battery cartridges (RBC) for APC uninterruptible power supplies. In most models, the pack is owner-replaceable and installs in minutesโno special tools required.
Battery Cartridge
Compatible APC UPS Models (representative)
Notes
RBC27
Smart-UPS: SU2200RMXL3U, SU3000RMXL3U, SUA2200RMXL3U, SUA3000RMXL3U Other models: SMT2200RMXL2U, SMT3000RMXL2U
Eight 12 V 12 Ah batteries arranged as four series-pairs for 48 V output. Higher capacity than RBC26; used in rackmount XL models with extended runtime capability.
Why buy from Gruber
Always-fresh inventory โ High volume means packs donโt sit aging on a shelf.
Premium, recent-date cells for dependable runtime and performance.
Longest service life possible from fresh stock, correctly matched to your UPS.