The IFS-500 series are 5-port 10/100Base-T(X) Ethernet switches that provide stable and reliable transmission for your industrial Ethernet connections. A relay output of power-failures warning and broadcast storm protecting functions can provide network engineers to prevent network break in advance. The switches are designed for harsh industrial environments and comply with FCC, UL, CE and EN50121-4 standard as well as comply with industrial grade high EMS protection. The IFS-500 switches use robust mechanical and components provide long MTBF. Standard operating temperature range models (0 to 60°C) and wide operating temperature range models (-40 to 75°C) that they fulfill the special needs of industrial automation applications.