Scottish and Southern Electricity Networks (SSEN) Distribution has developed the Electricity Supply Checker to help households to determine their ability to support technologies like heat pumps and electric vehicle chargers. The tool will give households key information on which technologies their homes can already support. The tool will help households to plan for technology like EV chargers(Image: Alamy/PA)SSEN's studies and modelling indicate around 740,000 of its customers may require upgrades before installing these technologies. In response, its innovation experts have created the Electricity Supply Checker. This will give households a clearer understanding of the options available to them when choosing low-carbon technologies and help them to plan any necessary upgrades.