Power over Ethernet (PoE) usually enters a house through a security camera, and that first impression sticks. A single Ethernet run can carry up to 90W at the port, which is enough for hardware that has nothing to do with security. What I actually run on PoE, and none of it is a cameraAccess points in the ceiling, Echo Hubs in the wallCredit: Jonathon Jachura / MUOCredit: Jonathon Jachura / MUOCredit: Jonathon Jachura / MUOCredit: Jonathon Jachura / MUOClose Credit: Jonathon Jachura / MUOCredit: Jonathon Jachura / MUOCredit: Jonathon Jachura / MUOCredit: Jonathon Jachura / MUOFour access points sit in ceilings around my house, each fed by one Cat6 run back to the rack. A splitter opens the port to everything else5V and 12V devices join the same wireCredit: Jonathon Jachura / MUOA PoE splitter bridges the gap. Unifi UDM-PRO Router Brand Unifi Ethernet Ports 8Plan the drop before you plan the outletEvery Ethernet drop I ran during construction became a spot where I could mount something later without calling an electrician.