This is a Brocade DC Power Supply unit (SKU 23-0000112-01) designed to provide 150W of power to Brocade 6510 and 6505 Fibre Channel Switches. It operates on a 40-60V DC input.
Network Fabric Engineers
Secure Campus Backbones
"Network Fabric Engineers should consider the 23-0000112-01 for Secure Campus Backbones where consistent throughput and robust connectivity are mandatory."