Smart-UPS On-Line provides high-density, double-conversion, online power protection for servers, voice/data networks, medical labs and light industrial applications. The Smart-UPS On-Line has a rack/tower convertible chassis with Lithium-ion batteries that allow for greater performance at higher temperatures and increased lifecycle of the UPS. When business-critical systems require runtime in hours, not minutes, Smart-UPS On-Line can be configured with multiple Lithium-ion battery packs to meet your runtime demands.