Pre-owned In excellent condition.The APC Genuine UPS Replacement Battery RBC2 is a high-quality battery designed specifically for use with APC UPS systems like the BK350, BK500, BK500BLK, and SC420. This genuine APC product features passive cooling and a sealed lead acid design, ensuring reliable performance and long-lasting power for your critical systems. The black battery cartridge comes with spade connectors for easy installation and is non-spillable, making it a dependable choice for maintaining uninterrupted power in your IT infrastructure.