The PLANET ISW-1022MPT PoE Managed Industrial Ethernet Switch is equipped with multiple redundant ring technology and provides 8 10/100Mbps Fast Ethernet with IEEE 802.3af Power over Ethernet and 2 Gigabit TP/SFP combo interfaces delivered in a rugged strong case. It is an industrially (substation) hardened and fully managed with Ethernet Switch specifically designed to operate reliably in electrically harsh, climatically demanding, wide temperature range (-40°C to 75°C) and centralized power management environments. The ISW-1022MPT is the most reliable choice for highly-managed and Fiber Ethernet application.