48 Port Rack Mountable Gigabit Switch The TL-SG1048 Gigabit Ethernet Switch provides you with a high-performance, low-cost, easy-to-use, seamless and standard upgrade to improve old network to 1000Mbps network. All 48 ports support auto MDI/MDIX, no need to worry about the cable type, simply plug and play. Moreover, with the innovative energy- efficient technology, the TL-SG1048 can save up to 70% of the power consumption and 80% of the packaging material can be recycled, making it an eco-friendly solution for your business network.