In addition to the above power supplies a 440W DC power supply is available as a spare (should be ordered separately) on all switch models. The DC power supply also delivers PoE capabilities for maximum flexibility, and customers can mix and match the AC and DC power supplies in the two available power supply slots. Any of these power supplies can be installed in any of the switches.
Cisco C3KX-PWR-1100WAC=, Power supply, Black, Grey, 500000 h, 3793 BTU/h, FCC, ICES-003, EN 55022, CISPR 22, AS/NZS 3548, BSMI, VCCI, EN 55024, EN300386, EN 50082-1, EN..., UL 60950-1, CAN/CSA-C22.2 No. 60950-1, EN 60950-1, IEC 60950-1, CCC
Cisco C3KX-PWR-1100WAC=. Product type: Power supply, Product colour: Black, Grey, Mean time between failures (MTBF): 500000 h. Total power: 1100 W, AC input voltage: 115 - 240 V, AC input frequency: 50 - 60 Hz. Width: 82.5 mm, Depth: 336.6 mm, Height: 40.1 mm