Henrich's HES5B/HES8B are extremely compact, all copper 5-port and 8-port Ethernet switches, UL508 and C1D2 certified for control cabinet applications. Designed for rugged industrial environments, including manufacturing, oil and gas, water and wastewater, and utilities, the small size and certifications make it an excellent solution for 508A cabinet applications. Its compact size makes it ideal for use where space is at a premium.