DIGISOL DG-IS4528HPDA is an industrial-grade L2 managed PoE Switch with 24*10/100/1000Mbps adaptive RJ45 ports and 4 Gigabit SFP fibre slots. Ports 1-24 support PoE, with a maximum of 30W for each port. Each RJ45 port supports MDI/MDIX automatic rollover and wire-speed forwarding. The device adopts storage and forwarding, no fan, low power consumption design, has the advantages of easy to use, compact and beautiful, simple installation. The product is designed to meet Ethernet standards, with lightning protection, static protection mechanism, operating temperature range of -40°C to 75°C, stable performance, safety and reliability, can be widely used in intelligent transportation, telecommunications, security, financial securities, customs and other broadband data transmission fields.