IES1024 Industrial Ethernet Switches Consists of 24 Ethernet Ports That Provide An Economical Solution for Your Industrial Ethernet Connection. The IES1024 Switches have an operating temperature range of -40 to 75 ° C, and are designated with low consumption and witht fan. The RugGed Hardware Design Makes The IES1024 Perfect for Ensuring That Your Ethernet Equipment Can Withstand The Rigors of Industrial Application