Avaya VSP 4850GTS Managed Switch certified for use with ABB 800xA DCS - Industrial IT certified Managed Switches for use with ABB 800xA DCS (Certified Hardware for System 800xA (backup))
Amazon.com: Avaya Ethernet Routing Switch 4526T-PWR - with 24 ports (PoE supported) power cord inc. - Part# AL4500E13-E6 : Industrial & Scientific