Features: • Complies with IEEE 8023at High Power over Ethernet end-span PSE• Backward compliant with IEEE 8023af Power over Ethernet end-span PSE• Up to 4 ports of IEEE 8023af / 8023at devices powered• Supports PoE Power up to 308 watts for each PoE port• Auto detects powered device (PD)• Circuit protection prevents power interference between ports• Remote power feeding up to 100 meters• High performance Store and Forward architecture; runt/CRC filtering eliminates erroneous packets to optimize the network bandwidth• IEEE 8023x flow control for full duplex operation and back pressure for half duplex operation• 9K Jumbo frame supports in 1000Mbps duplex mode• Automatic address learning and address aging• Compact size, wall-mounted, magnetic wall mount and DIN-rail design• IP30 metal chassis• Supports -10 to 60 degrees C operating temperature• Supports EFT 6000VDC protection for power line• Supports ESD 6000VDC Ethernet protection• LED indicators for real-time PoE usage• 48V~56V DC input range for booting with polarity reverse protect functionTechnical Specifications: • Network Connector: 8-Port RJ45 for 10/100/1000BASE-T• PoE Inject Port: 4-Port with 8023af / 8023at PoE injector function (Port-1 to Port-4)• Switch Architecture: Store and forward• MAC Address Table: 8K MAC address table with auto learning function• Data Buffer: 1Mbit• Switch Fabric: 16Gbps / non-blocking• Switch Throughput: 119Mpps@64Bytes• Jumbo Frame: 9Kbytes• Flow Control: IEEE 8023x pause frame for full duplex• Back pressure for half duplex• LED Indicators: Power LED: Power (Green), PoE Power Usage LED: 30W, 60W, 90W, 120W (Green), PoE Port(Port-1 to Port-4): PoE-in-Use (Orange), LNK/ACT (Green), 10/100/1000BASE-TX Port (Port-5 to Port-8): 1000 (Green),LNK/ACT (Green)• Connector: Removable 3-pin terminal block for power input – Pin 1/2 for DC Power- Pin 3 for earth ground, DC power jack with 20mm central pole• Power Requirements: 48~56V DC, 3A (max)• Power Consumption: 140 watts / 478BTU• ESD Protection: 6KV DC• EFT Protection: 6KV DC• Enclosure: IP30 metal• Dimensions: (W x D x H): 148 x 134 x 25 mm• Weight 510g• Installation: Wall mount, magnetic wall mount and DIN-rail kit