As enterprise products simply have to work ... power remaining on the switch. With no PoE devices attached it will read 120. In PoE Status mode it will show the status of a single port.

Altronix Pace4KRQ is a 4-port SPE (Single Pair Ethernet) Media Adapter/Switch that transmits data and power via twisted pair (2-wire, UTP or shielded) in a PoE(+) compliant format. In addition to ...