Extreme 7520-48Y Switch with Back-Front Airflow; Ships with Two AC Power Supplies Six Fans One 4-Post Rack Mount Kit; Supports 48x25/10/1G and 8x100/40G Ports Product Type: Ethernet Switch Power Source: Power Supply Layer Supported: 2 Product Type: Ethernet Switch Manufacturer Part Number: 7520-48Y-8C-AC-R Power Source: Power Supply Layer Supported: 2 Form Factor: Rack-mountable Form Factor: Rack-mountable Manufacturer: Extreme Networks, Inc Product Model: 7520-48Y Product Name: 7520-48Y Ethernet Switch Network Technology: 100GBase-X Network Technology: 25GBase-X Brand Name: Extreme Networks Product Series: 7000 Brand Name: Extreme Networks Ethernet Technology: 100 Gigabit Ethernet Ethernet Technology: 25 Gigabit Ethernet Product Family: 7000 Number of Power Supplies Supported: 2 Ethernet Technology: 100 Gigabit Ethernet Ethernet Technology: 25 Gigabit Ethernet