Industrial Ethernet Switch: This network switch include 2 fast Ethernet ports (2 * 10/100 Base-T(X) adaptive RJ45 ports) and 1*100Base-FX (1 * single mode dual-fiber 20km 1310 transmit-receive), support 10/100/ rate, switching capacity up to 16Gbps, Transmission Distance can reach to 20 KM. Fully industrial design: wide temperature and wide voltage, metal housing with IP30 ,designed to withstand a high degree of vibration, shock, operating with a wide temperature range (- 40 – 75 °C (- 40 - 167 °F) for harsh environments,input voltage 24VDC, industrial circuit protection, MTBF>35 years, EMC level 3. Support standard DIN-rail and wall mounting, compact-size for easy fitting in racks and cabinets. The QoS (Quality of Service) function and BSP(Broadcast Storm Protection) can be enabled or disabled through dip switch. Redundant power: redundant dual input power design,4KV surge protection, reverse connection protection Plug and play, suitable for various networks, such as home office, computer room, warehouse or other the needs of harsh industrial environments.The ISE2003D complies with FCC,CE,ROHS, and UL standards. Offers 3 years warranty and free technical support. Industrial Ethernet Switch: This network switch include 2 fast Ethernet ports (2 * 10/100 Base-T(X) adaptive RJ45 ports) and 1*100Base-FX (1 * single mode dual-fiber 20km 1310 transmit-receive), support 10/100/ rate, switching capacity up to 16Gbps, Transmission Distance can reach to 20 KM.