The APC Replacement Battery Cartridge #2 (RBC2) is a high-quality battery designed specifically for APC products. It is compatible with APC devices and has a voltage compatibility of 12V. Made by APC in collaboration with Schneider Electric, this black battery cartridge is a reliable and efficient power source for your equipment. With a compact size of 3.50" in height, 8.39" in length, and 6.89" in width, this battery cartridge is a practical and essential component for maintaining your power protection system.