X711 fan tray assembly (LSWM1HFANSCB) - Exhausts air from the switch (Front to back) - Includes the fan tray with two 40 x 40 x 56 mm (1.57 x 1.57 x 2.2 in) fans - 70 cfm max air flow (LT: 2-4D)
MSR 9-Port 10/100 PoE DSIC Module (DSIC-9FSW-POE) - DSIC Ethernet switching module with nine RJ-45 10/100 BASE-T autosensing ports capable of providing Power over Ethernet (PoE) - Up to 100 m (328 ft) on CAT 5 cable (LT: 2-4D)
5120-48G-PoE+ EI Switch - Includes 44 RJ45 10/100/1000Base-T autosensing PoE+ ports, four dual-personality ports (either 10/100/1000Base-T PoE+ or Small Form-factor Pluggable (SFP) ports), RPS receptacle, two interface card slots, and RJ45 console port (L