The device supports passive PoE. It can therefore serve as a PoE source by outputting up to 57 V to the last Ethernet port (port 5). To operate a Ubiquiti U7-Pro AP, however, you need an active PoE adapter, as the U7-Pro AP requires active PoE. However, the MikroTik RB760iGS can be used as a PoE passthrough if it is powered by PoE itself.