DPSN-550AP fc DPSN-550APFC extreme networks X450E-48P

DPSN-550AP cf DPSN-550APCF
Delta Electronics inc

extreme networks X450E-48P
D-LINK DWS-550AP gigabit L2 switch
cisco 341-0108-03 WS-C3750G-48PS-S 3750G

AC Input :
100V-240V 50-60HZ 8-4A

DC Output :
558W
+12V 14A
-50V 7.8A