BL165G is an industrial Ethernet switch with 4 Gigabit electrical ports and 1 Gigabit fiber optic port, supporting 10/100/1000 Mbps and 1000Base-X. It complies with FCC, CE, and RoHS standards. Designed for harsh environments, it operates from -40°C to +75°C, with an IP40-rated enclosure, LED. 4×1G Combo Ports, 4×100M Fiber Ports, 20×100M Copper Ports, Rack Mount, Managed Industrial Switch 4×1G SFP Ports, 2×100M Fiber Ports, 4×1000M Copper Ports, Embedded Switch 8×Gigabit SFP Ports, 6×Gigabit Copper Ports, Industrial Embedded Switch 4×Gigabit SFP Ports, 8×Gigabit Copper Ports, Industrial. Industrial fiber optic Ethernet switches are designed to deliver stable, long-distance, and interference-resistant network connectivity in harsh industrial environments where copper Ethernet is limited by distance or electromagnetic noise. The Foway FC540EG series fiber optic converters provide two 9. This switch features a wide operating temperature and fanless design, and the high SFP port count makes it a great. Industrial Grade Quality – Use industrial grade components and aluminum housing, it can work at wide range temperature -40°C to 75°C (-40°F to 167°F). You can use it in outdoor harsh environment. 12~57V DC Input Redundant power– The 4+2 Ethernet Switch support 12~57V DC Input, support Redundant.