DIGITUS Industrial 8+4-Port Gigabit Ethernet Switch 8 x GE RJ45 + 4 SFP Port 8x 10/100/1000 BASE-TX RJ45 + 4 x 1000Base-Fx ports. The IP40 enclosure with redundant power supply is ideal for monitoring, control management and wireless services at -40C to 80C The DN-651152 is a robust 8 + 4 port Industrial Gigabit Ethernet switch for harsh environments. With non-blocking wire-speed performance, it offers 8x 10/100/1000 BASE-TX RJ45 + 4x 1000 Base-Fx ports. The IP40 enclosure with redundant power supply is ideal for monitoring, control management and wireless services at -40C to 80C. Technical details Supports IEEE802.3x flow control, and backpressure Supports store-and-forward technology for optimized data transmission Automatic speed and half/full duplex detection/adjustment Bandwidth: 52 Gbps Packet buffer: 4.1 Mbit Packet forwarding size: 38.7 Mbps Size of the MAC address table: 8K Jumbo frame rate: 9000 byte ESD protection: 6 kV (DC) EFT protection: 6 kV (DC) Metal housing, IP40 4 kV lightning protection and surge protection Redundant power supply with reverse polarity protection function Power supply: 12 to 48 V Power consumption: < 10 W Removable terminal connection: Protection class: IP40 Dimensions: 143.7 x 125 x 47.7 mm Weight: 0.7 kg Operating temperature: -40 to 80 ° C Storage temperature: -40 to 80 ° C Humidity: 5% to 95% (non-condensing) MTBF: 300,000 Number of ports: 8 Ethernet speed: Gigabit Industrial usage: yes Managed: no Number of ports (Uplink): 4 Outdoorsuitable: no PoE (Power over Ethernet): no Protection against vanadlism: no Uplink port connection: SFP VLAN: no