The CQ-0804G2 is an industrial managed switch designed for harsh environments and wide temperature range applications. It features 8 Gigabit Ethernet ports, with 4 supporting IEEE 802.3at PoE+ and 2 supporting IEEE 802.3bt 95W PoE++. Additionally, it includes 4 1000F(x) SFP slots for fiber connectivity.For network redundancy, the switch supports RSTP, MSTP, ERPS, and LACP protocols. Quality of Service (QoS) features such as CoS/DSCP help increase determinism, while IGMP Snooping and DHCP Relay options enhance network efficiency.The switch also supports industrial automation protocols like Ethernet/IP and Modbus TCP, making it suitable for a variety of industrial applications. It includes features such as SNMP for network management, Storm Protection, and PoE PD Alive Check function for power recycle of PoE devices.With its rugged design and advanced features, the CQ-0804G2 is a reliable and versatile solution for industrial networking needs.