Industrial Ethernet Switch with 24 Fiber ports. IES1024-24F industrial Ethernet switch consists of 24 10/100M Fiber ports that provide an economical solution for your industrial Ethernet connection. The IES1024-24F switches have an operating temperature range of -40°C to 75°C, and are designed with low consumption and without fan.Features:Support IEEE802.3, IEEE802.3u, IEEE 802.3xStore and Forward switching process typePlug-and-play, auto MDI/MD..