The Liebert eXL UPS is a large transformer-free, single module system ideal for colocation facilities and large enterprise data centers interested in maximizing efficiency and lowering total cost of ownership. It delivers efficiency greater than 96% at full load in double conversion mode, with a potential savings of up to $12,000 per year over competitive technologies. The Liebert UPS offers a footprint that is up to 10 percent smaller than competitive systems while delivering 17 percent higher power density per square foot. The unity power factor rating of the Liebert eXL UPS enables it to provide more usable power to address computing demand for modern IT loads. The Liebert eXL UPS can therefore accommodate IT loads without derating, eliminating the need to oversize and enabling users to measure their true utilization and available capacity with confidence.