Meter help. ELSTER/Honeywell AS300P

Information on how find your top up code and use this type of smart prepayment meter.

In this article

How to enter your top up code

How to turn your electricity back on

How to activate Emergency Credit

How to find your top up code

How to enter your top up code

  • Press the middle button on the meter to enter the menu screen.
  • Use the top and bottom buttons to navigate through the menu until you are on the ‘Prepayment’ menu. Press the middle button to enter.
  • In the next menu, use the top and bottom buttons to navigate to ‘Enter UTRN’ and press the middle button to select.
  • When in the ‘Enter UTRN’ screen, you can enter the 20-digit top up code/UTRN. Use the top and bottom buttons to scroll through to the correct number.  Use the middle button to move on to the next number.
  • Once the 20-digit code has been entered, press and hold the middle button to confirm the entry. This button press must only be done on the last of the 20 digits.

How to turn your electricity back on

If you run out of credit, your electricity will switch off. To turn it back on, you can top up or use emergency credit. For safety, you need to confirm you're ready for the electricity to start up. To turn your electricity back on:

  • You will see the An example image icon in the bottom right of the display flashing. This shows the supply is off.
  • Press the bottom button until the screen displays ‘Back’ then press the middle button which will take you to the front screen.
  • Press the top button, a click can be heard and you will see the relay icon has closed An example image
  • Your supply should now be reconnected.

How to activate Emergency Credit

If you can't top up your meter for any reason, you have access to £10 of Emergency Credit. Once used, you need to pay back everything you've spent. The amount owed will be taken off your next top top up. Please note that sometimes the amount owed will be more than £10. This is because your meter may be due standing charges or debt you're repaying at a weekly amount.

  • Press the upper button to enter the main menu.
  • Now press the lower button to scroll through the menu options.
  • Once you reach the option 'Prepayment' press the upper button to select it.
  • Then use the lower button to go through the prepayment options.
  • Once you reach 'Financial' press the upper button to select.
  • Your current meter balance will be shown.
  • Press the lower button to take you to the emergency credit option where you will see 'EC; Available
  • Press the upper button to display the screen to accept the emergency credit.
  • The lower button allows you to switch between 'Yes' and 'No'.
  • Press the upper button to select.
  • Its will then show 'EC status in use'.

How to find your top up code

On your till receipt

Online top up history

App top up history

Email confirmation:

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