Smart Plug and Socket Installation UK¶

Complete guide to installing smart plugs and sockets in UK homes. Covers the top brands including TP-Link Kasa, Hive, Lightwave, and Amazon Smart Plug, energy monitoring features, and savings at 24.5p per kWh.

Choosing Smart Plugs and Sockets for British Electrical Standards¶

Smart plugs are the most affordable entry point into home automation, with prices starting from £5 for TP-Link Tapo during sales at Currys and Amazon UK. The Amazon Smart Plug at £19 connects directly to Alexa without a hub and supports energy usage reporting. Hive Active Plug at £28 works with the Hive Hub for heating-linked automations, while TP-Link Kasa EP25 at £12 offers Matter support and real-time energy monitoring with 1% accuracy. For integrated smart sockets that replace your existing UK faceplate, Lightwave Smart Socket at £49 provides the most seamless finish with a brushed stainless steel BS 1363-compliant design. Smart plugs each consume approximately 0.5W in standby, costing less than £1 per year to run at 24.5p per kWh. Energy monitoring features help identify appliances drawing standby power, which typically accounts for 8% of UK household electricity consumption, equivalent to £65 per year for the average home.

Installation Guide for Smart Plugs and UK Wiring Regulations¶

For smart plugs, installation is as simple as plugging the device into a standard BS 1363 UK mains socket, then pressing the pairing button and connecting through the companion app. Always check that the smart plug is rated for the appliance you intend to use - most smart plugs are rated at 13A (3,000W) maximum, suitable for lamps, TVs, kettles, and space heaters. For smart sockets, isolate the mains circuit at the consumer unit before removing the existing faceplate. Unscrew the faceplate, disconnect the live (brown), neutral (blue), and earth (green-yellow) wires, and connect them to the corresponding terminals on the Lightwave Smart Socket. Ensure the terminal screws are fully tightened and no loose copper strands are exposed. Fit the socket into a standard 35 mm UK backbox - deeper 47 mm backboxes may be needed for older properties with shallow plaster-depth boxes. Test each socket by restoring power and tapping the switch in the Lightwave app before fully tightening the faceplate screws.

Specifications and Comparison¶

Brand	Smart Plug Price	Energy Monitoring	Matter Support	Hub Required
Amazon Smart Plug	£19	Yes	No	No (direct Wi-Fi)
TP-Link Kasa EP25	£12	Yes (1% accuracy)	Yes	No
Hive Active Plug	£28	No	No	Yes (Hive Hub)
Lightwave Smart Socket	£49	Yes	Yes	Yes (Lightwave Hub)

FAQ¶

Are smart plugs safe to use with UK appliances?: Yes, provided the plug is UKCA or CE marked and rated for 13A maximum. Do not use smart plugs with high-wattage appliances such as electric heaters above 2,000W, tumble dryers, or washing machines.
Do smart plugs save electricity in UK homes?: Yes - energy monitoring smart plugs identify standby power consumption. Switching off entertainment systems and phone chargers when not in use saves the typical UK household approximately £65 per year at 24.5p per kWh.
Can I control a smart plug when I am outside my UK home?: Yes - all smart plugs offer remote control through their companion app. Amazon Smart Plug, TP-Link Kasa, and Hive Active Plug all allow on/off control and scheduling from anywhere with an internet connection. For more information see our Smart Home Hub Installation Guide UK.

Last updated: 2026-05-31.

External Resources¶

For further information consult authority guidelines at the Ofcom.