The TP-SSW5-NC Power Over Ethernet (POE) 10/100Mb switch offered by Tycon Power Systems is a fully automatic high speed 5 port Ethernet switch with up to 35 Watts of POE power per port. It uses passive POE The unit supplies POE power to the remote device on the unused Ethernet pins 4, 5(V+) and 7, 8(V-). The Ethernet spec supports distances up to 100m (328 feet) between the POE switch and the remote device. The switch accepts DC power from any power supply. The POE output voltage equals the DC voltage of the power supply used from 12V to 57VDC.
There are 2 power inputs for attachment of primary and secondary power sources.