This easy to install cabinet adds one or two 48 Volt battery strings and up to a 200AH battery. Its lightweight aluminum construction is ideal for rooftop application and easy to. The VertivTM Liebert® PSI5 line interactive UPS family provides network grade uninterruptible power protection with. The Battery Side-Car allows carriers to add 2, 4, or up to 8 hours of runtime in the same pad footprint. Reliable and efficient power protection for servers, network. Reduce diesel consumption by up to 70%, improve network uptime, and lower operating costs with a telecom-grade hybrid power system designed for BTS sites, Starlink deployments, ISP networks, and critical communication infrastructure.