APC by Schneider Electric replacement battery cartridge, catalogue RBC67, intended for compatible APC UPS systems. It is a field-replaceable battery assembly used to restore UPS battery performance when the installed battery reaches end of service life. Compatibility is model-specific and should be checked against APC’s current replacement-battery cross-reference. Battery chemistry, voltage, capacity, connector and dimensions depend on the exact cartridge. Installation should follow APC battery replacement and safety procedures. Key specifications: Brand APC; device type replacement battery cartridge; application UPS battery replacement; chemistry/voltage model-specific; compatible UPS model-specific; installation field-replaceable.