Ubiquiti U7 Pro XG Review: WiFi 7 With a 10 GbE Uplink

Power over Ethernet (PoE) lets you deliver both data and electrical power through a single Ethernet cable, eliminating the need for separate power supplies at each device. From IP cameras and WiFi access points to VoIP phones and door access controllers, PoE simplifies deployment and reduces cabling costs. This guide covers the IEEE standards, power budgets, and planning tips you need.