Industrial Unmanaged Ethernet PoE Switch with 5x Ethernet Ports. The NS-105PSE/NS-205PSE is a 5-port unmanaged PoE (Power over Ethernet) Industrial Ethernet switch; it supports 4 PoE ports which are classified as power source equipment (PSE). The NS-105PSE/NS-205PSE makes centralized power supply come true and provides up to 15.4 watts of power per PSE port.Features:Automatic MDI/MDI-X crossover for plug-and-playStore-and-forward architectureEach..