The T91 UPS provides double-conversion online power for light industrial, point-of-sale, server, voice and data networking, and laboratory applications. The T91 features unity output power factor to support up to 43% more critical loads than typical UPSs. Extended battery run times are available on the T91 by adding up to seven matching battery packs. The T91 battery charger can be programmed to provide up to 8 amps of recharge current to ensure batteries are quickly recharged and ready for the next utility interruption.