Provide 24* 10/100/1000Base-T PoE and 4 * 1000Base-X optical port
ERPS/STP/RSTP/MSTP/QOS/SNMP（V1、V2、V3）
IEEE802.3af(15.4W)/IEEE802.3at(30W)
Full duplex or half duplex mode with automatic negotiation capability
Capable of operating within a wide temperature range of -40 ℃ to 85 ℃
IP40 protection level, fanless design, natural cooling
Aluminum alloy metal shell, DIN rail installation or wall mounting (optional)
Dual power supply DC48-57V, 6-core 5.08mm pitch terminal block
Anti static electricity (ESD) air ± 15KV contact ± 8KV
Network port lightning protection: common mode ± 4kV, differential mode ± 2kV