8032 (ERPS), Recovery time less than 20ms, 250 Ring at most, Max 254 devices per ring. L2+ managed Ethernet fiber switch with 2*10/100/1000M RJ45 ports and 12*100/1000M SFP fiber ports. It has a built-in 30W power supply and supports 1U/19” rack installation. Redundant Ethernet technologies such as Turbo Ring, Turbo Chain, and RSTP/STP increase the reliability of your system and improve the availability of your network backbone. It has 2*10/100/1000Base-T. Discover fiber switches designed for reliable network connectivity. 5G, and gigabit options to expand your bandwidth.