Power over Ethernet (PoE) offers an easy. fast and cost-effective solution for powering network products. A midspan injects power and data to the network device with built-in PoE support. No need to replace existing Ethernet switches and cabling infrastructure. AXIS T8120 Midspan 15 W 1-port is a compact and flexible solution for your PoE-based network devices. AXIS T8120 delivers up to 15.4 W and it is IEEE 802.3af compliant and. which ensures compatibility with most of Axis network products that have built-in support for PoE.