- Supports full/half duplex flow control - Supports MDI/MDI-X auto crossover - Provides broadcast storm protection - Embedded with a switch controller, supports auto-negotiation - Supports +10~30 VDC for power input - Provides surge protection 3,000 VDC for power line - Provides flexible mounting: DIN-rail, Wall, Stack ADAM-6520L is a 5-port Industrial 10/100 Mbps Unmanaged Ethernet Switch, which substitutes ADAM-6510, which is being phased-out. With ADAM-6520L, users can upgrade their 10 Mbps hub to a 10/100 Mbps switch, for a small cost.