CHICAGO DIGITAL POWER UPO33-HM3AX UPS Solutions for critic corporate a Feature * True double-conversion » DSP technology guarantees high performance « 10" LOD for comprehensive UPS information + Active power factor correction + frequency converter mode = ECO mode operation for energy saving (ECO) = Emergency power off function [EPO] » Generator compatible » SNMP+USE multiple communications » 3-stage extendable charging design for optimized battery performance + Maintenance bypass available