Extreme Networks ISW 8GBP, 4-SFP 8 Ports Manageable Ethernet Switch - 2 Layer Supported - Modular - Twisted Pair, Optical Fiber - Wall Mountable, DIN Rail Mountable Industrial Networking Designed for industrial use, Extreme Industrial Switches provide continuous uptime, manageability and operational efficiency. With full Po E+ power per Po E port, each switch offers the performance needed for todays power-hungry surveillance devices and WLAN access points. Extreme Industrial Switches are an excellent choice for industrial environments, including intelligent transportation systems, utilities, and smart cities. Full redundant ring technology creates fault-tolerant networks with high availability with industry standard technologies.