The SPO8315 injects power over datacarrying Ethernet cabling. It follows IEEE802.3BT/IEEE802.3AT/IEEE802.3AF standards and is backward compatible with existing Ethernet switches and networked devices. The injector provides up to 83W HPoE/POE, with built-in SFP slot. Compatible with XNP9300RW/XNP8300RW/XNP6400RW, PNM9085RQZ/PNM9084RQZ/PNM9085RQZ1/PNM9084RQZ1/PNM9320VQP/PNM9320VQP/PNM9085RQZ1/PNM9321VQ. Specifications: Power: 83W. Weight: 3.7 lbs.