Housed in 1U package for chassis mounting, ac/dc supplies deliver bulk power to servers, workstations, and storage systems. Model C1U-W-1200-12-Tx has main output of 12 V and standby outputs of 5 or 3.3 V. Model C1U-W-12-48-Tx has 48 V main output and choice of 5, 3.3, or 12 V standby outputs. Both RoHS-compliant units provide universal ac input, active current sharing on main output, power density of 9.2 W/cu-in., and 90.6% efficiency.