Ultra-dense distribution tier hosting 48 × 10/100/1000Base-T copper lines with auto-negotiation and 4 × 10GE SFP+ uplink slots. Device ports 1 through 8 support advanced ultra-high-power PoE++ transmission, while ports 9 through 48 actively handle standard PoE/PoE+. Backed by a supreme 740W massive total power supply budget. 5-year warranty.