You can use the 20-digit “Unique Transaction Reference Number” (UTRN) code to top up on your IHD. You can find this on the OVO app, on your email receipts, or on PayPoint, Payzone, or Post Office receipts.
While on the home screen, press the Home button.
Scroll using the left and right arrow buttons to Prepay and press O.
Scroll using the right arrow to Top-up and press O.
Press O to select the fuel type (electricity or gas).
Enter the top-up UTRN code using the left and right arrows to scroll through the numbers, and press O to confirm each digit.
Once all digits have been entered, scroll to the Tick icon and press O.
Find our more about topping up your Pay As You Go smart meter
You can also use your IHD to check your credit balance, apply emergency credit, manage alerts when your credit is running low and check your current electricity and gas prices.
While on the home screen, press the Home button.
Scroll using the left and right arrow buttons to Meter balance and press O.
Scroll to the desired option (e.g. Electricity) and press O.
Your remaining credit will be displayed. If you use up all credit you will need to invoke Emergency Credit to keep on supply. You will need to top-up as soon as possible.
You can only activate your emergency credit when you are running low on credit. Your credit needs to be less than £2 to activate.
To activate Emergency Credit through your IHD:
While on the home screen, press the Home button.
Scroll to Prepay and press O.
Scroll to Activate emergency credit and press O.
Scroll to OK and press O.
Emergency Credit is now enabled and ready to activate when the current credit hits zero (£0.00). Your meter will continue to use your current credit until it runs out and then begin using the Emergency Credit.
If you do not top up before the emergency credit runs out you may find your supply cut off until more credit has been added.
You can set up alerts to let you know when you’re running low on credit, or if your daily usage is higher than usual. To set up alerts:
While on the home screen, press the Home button.
Scroll to Settings and press O.
Scroll to Sounds & Alerts and press O.
To turn alerts on, scroll to Alerts and press O.
To turn Message alerts on scroll to Message alerts and press O.
The Message alert is now turned on and will notify you if the alert is triggered.
While on the home screen, press the Home button.
Scroll to Settings and press O.
Scroll to Sound & Alerts and press O.
To turn alerts off, scroll to Alerts and press O.
The alert has now been switched off and if an alert is triggered, there will be no audible beep.
While on the home screen, press the Home button.
Scroll to Tariffs and press O.
Scroll to the desired setting (E.g. Gas) and press O.
Your current Tariff and Daily Standing Charge will be displayed.
Can’t find an answer? Try asking our helpful OVO community.