4 10/100/1000M adaptive RJ45 ports 2 Gigabit SFP ports Industrial grade working temperature: -40℃~75℃ Wide voltage input: 9.6V~60VDC Small size (137 mm *100 mm *38 mm), better adapt to industrial environment Multiple installation methods: rail installation + wall installation IP30 protection: reduce the impact of dust Provide cloud management, broadcast storm protection and port interruption alarm switch, adapt to various complex network environments Support ERPS ring network configuration and RPL configuration, improve network reliability Aluminum alloy shell, durable Three-way power input, redundant backup, greatly improve the product power supply reliability EMC high protection level, without fear of various harsh environments *Industrial switches are not equipped with power supply at