KnowraMains electricityLinked fromLinked fromThe 5 pages that link to Mains electricity, each with the reason it gives.All 5Broader topic 1Related 2Narrower topic 1Compared with 1FrequencyRelated: Its voltage reverses periodically at a standardized frequency, commonly 50 or 60 hertz.Alternating currentBroader topic: Mains electricity is the familiar household use of alternating current.VoltRelated: Its nominal supply voltage defines the operating conditions for household equipment.Power over EthernetCompared with: PoE supplies power over network cable instead of requiring a nearby mains outlet.AC power plugs and socketsNarrower topic: Wall outlets connect appliances to this building-scale power distribution system.