https://ftp.planet.com.tw/en/product/igs-1820tf
IGS-1820TF - Gigabit Ethernet Switch - PLANET Technology
Industrial Ethernet,DIN-rail Unmanaged Ethernet Switches,Gigabit Ethernet Switch,Industrial 16-Port 10/100/1000T + 2-Port 1000X SFP Ethernet Switch,IGS-1820TF
gigabit ethernet switchigsplanettechnology