Complete guide
Plug-In Solar Panels UK: Costs, Savings & Rules 2026
A full overview of plug-in solar panels in the UK, including how they work, expected costs, savings, legal status, setup options and common questions.
Read the complete guideTips & guides
Plug-in solar guides for UK homes
Practical, plain-English guides to help you understand plug-in solar generation, setup choices, savings and buying decisions.
Available guides
Government update
UK Plug-in Solar Rules Confirmed: New Interim Specification Explained
Plug-in solar is finally moving from policy idea to UK shop shelves. See the confirmed launch rules, key buyer checks and what the 27 August start date means.
Read the government updateSavings guide
How Much Can You Save with Plug-in Solar in the UK?
See modelled UK savings for an 800W plug-in solar kit, including realistic annual savings, payback times and longer-term returns.
Read the savings guideGeneration guide
How Location, Direction and Angle Affect Plug-in Solar Generation
See how postcode, panel direction, panel angle, shading and real-world placement choices affect annual plug-in solar generation.
Read the generation guideRenters guide
Plug-in Solar for UK Renters and Tenants: A Step-by-Step Guide
See the practical steps renters should follow before buying a plug-in solar kit, including suitable locations, landlord consent, compliant products and a permission email template.
Read the renters guideEquipment guide
What Is Included in a Plug-in Solar Kit?
See what usually comes in a plug-in solar kit, including panels, microinverters, cables, mounting systems and registration information.
Read the equipment guideRegistration guide
How to Register Plug-in Solar with Your DNO
See how DNO notification works for plug-in solar, including when to register, what details you need and how to find your network operator.
Read the registration guideEstimate plug-in solar generation and savings for your home
Use our main Plug-in Solar Calculator to estimate annual generation, likely bill savings and payback time for a 400W or 800W plug-in solar kit based on your own postcode and setup.
Try the Plug-in Solar Calculator