The RPSDC-X424-POE power supplies are supported in the FESX424-POE. All models the FESX424-POE have two power supply slots, enabling you to install a second supply for redundancy.The RPSDC-X424-POE power supplies are auto-sensing and auto-switching. The supplies provide 600 watts of total output power, including +12VDC @ 10A to the system and -48VDC @ 10 A for Power over Ethernet applications. The supplies provide 100-240 VAC input, 50-60Hz @ 9A to 3.2A.