5-port 10/100/1000BASE-T RJ45 with auto-MDI/MDI-X function. IP30 metal case. DIN rail and wall-mount design. 12 to 48V DC, redundant power with polarity reverse protect function and connective, removable terminal block for master and slave power; 24V AC power support. Supports 6000 VDC Ethernet ESD protection. -40 to 75º C operating temperature. Free fall, shock-proof and vibration-proof for industries. WITH LAYER 2 FEATURES.