OS6855-14: Hardened Gigabit Ethernet L3 fixed configuration fanless chassis in a 1U form factor designed to operate in harsh environments. It has 12 RJ-45 connectors individually configurable to 10/100/1000 BaseT. and 2 SFP ports which support various distances. The bundle comes with OS6855-PSS power supply. power shelf . country specific power cord. user manual access card and rack mounts. PoE power supply ( OS6855-PSS-P) and backup power supplies can be ordered separately.