The OL3KRTHD features double-conversion topology for seamless power protection, individual outlet control, and an optional RMCARD205.For monitoring, this Ups offers a new state-of-the-art, multi-function, color Tft Lcd screen that is simple to set up and easy to use. The color-coded alerts provide clear status of the Ups and the screen orientation rotates automatically when placed into a tower configuration.The OL3KRTHD ensures maximum efficiency and capacity output with a Power Factor rating (Pf) of 0.9. The energy-saving GreenPower Ups Eco Mode enables more than 96% efficiency while reducing power consumption and thermal dissipation.The optional BP48VL2U01 Extended Battery Module (EBM) expands runtime and up to ten EBMs can be connected in a daisy-chain to the Ups for more backup power. Plus, it's backed by a $400,000 Connected Equipment Guarantee.Double-Conversion TopologyProvides consistent, clean, and nearly perfect power, regardless of the condition of the incoming power.