Cisco Ie-3100-8t4s-E 8 X Gigabit Ports 4 X SFP Ports Managed Rugged Industrial Ethernet Switch Ie-3100-8t4s-E

Industrial grade design Protection grade: IP40 protection, support -40℃~75℃ wide temperature work, adapt to high and low temperature, dust, vibration and other harsh environments. Fanless cooling: passive cooling design reduces failure rate and improves long-term stability. Port Configuration 8 Gigabit electrical ports: 10/100/1000Base-T adaptive RJ45 ports, support PoE+ (optional model, need to confirm whether to support). 4 Gigabit optical ports: SFP slot (compatible with 1.25G optical module), support long-distance optical transmission.  Network Reliability Redundancy protocol: support ERPS (Ethernet Ring Protection Protocol, <50ms switching), STP/RSTP/MSTP, guarantee high network availability. Dual power input: 12~48VDC wide voltage power supply, support redundant power backup (optional for some models).  Intelligent Management Multiple management methods: Web interface, CLI command line, SNMPv1/v2c/v3, support Ruijie cloud management platform. Industrial protocol support: Modbus TCP, DL/T634.5-104, etc. for easy industrial system integration. Security and Authentication Security protection: ACL access control, port isolation, 802.1Q VLAN, DHCP Snooping, etc. Industry certification: Industrial EMC/anti-interference certification through CE, FCC, EN 61000-6-2/4, etc.