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If your IHD is made by Onzo

This advice applies to England. See advice for See advice for Northern Ireland, See advice for Scotland, See advice for Wales

You should be able to find the model and the user manual below. 

Smart Energy Monitor

The Smart Energy Monitor has:

  • 1 raised button under the screen

  • 'Onzo' below the screen

  • green outer rim

Download the user manual for Onzo Smart Energy Monitor (PDF)

If you can’t find your in-home display

If your in-home display isn’t in this list, you can find your IHD by the number of buttons it has.

If you still can’t find your in-home display you should contact your energy supplier.

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