With 48~55 Vdc power input, 8-port LMP-0804G-SFP Series features four 10/100/1,000Tx gigabit ports that are IEEE 802.3at/af compliant with PoE power output up to 30 W/port, and four dual rate 100/1,000Tx SFP slots for fiber connectivity. Switches have 16 Gigabit backplane speed, supporting Jumbo Frames and wide bandwidth for large Ethernet data packet transmissions. IP30-rated fanless units are pre-loaded with Layer 2 network management software and provide ring network redundancy function.