The HR11 series, with a capacity of 3 kVA, is a dual-conversion online UPS rack with technology fully controlled by DSP. The 6-10 kVA UPS single stage implements advanced three-level technology, achieving up to 95% efficiency. Thanks to its compact, high power density (kW=kVA) design at 2U height, the HR11 series makes it an ideal choice for computers, communications equipment and other sensitive devices.