Cisco PWR-IE50W-AC=, Expansion Power Module for IE-3000-4TC and IE-3000-8TC Switches, Receptacles 1 x IEC 60320 C14, Input Voltage 110 V AC, 220 V AC, Output Voltage 24 V DC, Compatibility Cisco PWR-IE3000-AC Power Converter, Cisco Switches, IE-3000-4TC, IE-3000-8TC, IE-3000-4TC-E, IE-3000-8TC-E. This is an expansion power module for the Cisco IE-3000-4TC and Cisco IE-3000-8TC Switches. It supports 110/220VAC and 90-300VDC (base switches support 18VDC-60VDC).