Unmanaged industrial Ethernet switch, Fast Ethernet 4 Ports M12 D-coded 10/100 Mbit/s, Full Gigabit Ethernet, 10/100/1000 Mbit/s, Frame size: 9 kB jumbo frames, Ports: 8 x RJ45, Voltage range: 12-28 V AC/9-36 V DC, Operating temperature: -40–70 °C, Protection rating: IP30, Enclosure material: anodized aluminium/stainless steel, M6 boreholes for wall mounting, Dimensions (W x H x D): 55 x 117 x 26.8 mm