Our Replacement UPS Battery has high performance, high discharge design, wide operating temperature range, and long expected service life. The replacement battery meets or exceeds the original manufacturer specifications and ensures your satisfaction regarding quality, durability, and performance. You have to install the new Replacement UPS Battery in the UPS unit in the same original configuration and reuse the existing cables and hardware. RBC110 Battery Replacement for APC RBC110, RBC2, BackUPS BK400B, BackUPS ES 8 Outlet 500VA, BackUPS, PCPER, BE500R, BE550R and more..