The UK government has amended regulations, allowing for the legal sale of plug-in solar panels across the country. These portable solar solutions, significantly cheaper than traditional rooftop panels, require no electrician for installation and can be useful for homes with garden space or balconies.
Starting Thursday, retail stores like Argos will begin offering these products, with other retailers expected to follow. The government anticipates that these panels will help reduce household energy costs and lessen the UK’s dependency on international fuel, whose prices have been volatile recently due to geopolitical tensions.
The Cost and Savings of Plug-In Solar Panels
While these panels provide a less costly entry into solar energy, the savings are correspondingly lower due to their reduced energy output. A single-panel kit is priced at £699, while a dual-panel kit costs £1,089, according to UKSOL, a UK solar company. The government predicts that as market competition grows, prices could drop to between £400 and £600.
Research indicates that households could cut their energy bills by £70 to £110 annually, with exact savings dependent on the panel’s positioning and usage. Optimal installation would be in a sunlit, south-facing area. Those who use power during daytime will benefit most, as unused electricity returns to the grid but typically doesn’t result in financial credit.
These panels don’t require registration under the UK’s Microgeneration Certification Scheme, meaning they don’t qualify for the Smart Export Guarantee that compensates for surplus energy sold back to the grid.
Energy Production and Limitations
The energy capacity of plug-in solar panels is modest, primarily for safety. Despite higher potential from the panels themselves, the microinverter—which renders the panel’s power usable—limits home output to 800 watts. This amount suffices to run on essential electronics like always-on appliances and devices on standby.
According to the government, this setup could cover roughly a fifth of a household’s electricity needs when the panels are actively generating power. More energy-intensive appliances, such as kettles, will still need to draw additional power from the national grid.
Safety and Compliance
Government assessments verify that plug-in solar panel systems operate safely, without excessive heat or hazardous energy conditions. The devices include a microinverter that continuously checks the grid connection, automatically shutting down if it senses disconnection, which prevents the risk of accidentally energizing dead lines.
Products must pass tests conforming to the G98 industry standard and government specs to be lawfully available in Great Britain. Compliance is listed on the Energy Networks Association’s public registry for buyers to check.
Shopping and Installation Guidance
The Electrical Safety First charity urges consumers to buy from recognised retailers and their sites, avoiding third-party sellers on online platforms that might not be accountable for product safety. They also advise against using solar panels in homes with outdated electrical systems, suggesting an electrical inspection before purchase.
For installation, the panels come with a kit and instructions; professional help isn’t necessary, though permission from landlords or building owners may be required. Once mounted and plugged into a mains socket, inform the local Distribution Network Operator within 28 days of setup using National Grid’s postcode tool.
Reporting based on coverage first published by bbc.co.uk.