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What's the difference?

Electricity display devices:
• are ‘off the shelf’ gadgets that clamp around your meter cables
• measure electricity current only, not current and voltage, as a meter does
• give you only an indicative reading of your electricity use
• ‘stand alone’ and don’t communicate with your supplier (meter readers must still come and  read your meter)
• are available now.


Smart Meters offer you a more detailed picture of your energy use, plus help your supplier send more accurate bills. They will be available in the future.

Smart Meters:

  • are certified meters, so have to operate in line with accuracy standards set by law
  • are designed to automatically send readings to your supplier
  • are the platform onto which future technology can be added as it’s developed
  • can provide you with your present and past consumption, helping you to see where you can change your energy usage to save money and reduce your CO2 emissions
  • will be available in the near future.