Thunder Bolt 460W kit
ENA-listed rigid kit with free UK delivery; flat-roof mounting set is an extra.
Price£549.99
RetailerThunder Energy
Panels1 × (460W total)
Inverter output800W
MountingGround, Flat roof
ENA registerListed (retailer)
See it at Thunder Energy Price checked 2026-11-14
What it would save
Estimated for a home in the middle of England with someone in for part of the day, at 26.32p/kWh. Use the calculator for your postcode.
| Where it goes | Made per year | Saving | Payback |
|---|---|---|---|
| Garden (ground frame), facing south | 445 kWh | £86 | 6.4 yrs |
| Balcony railing, facing south (mount not in kit) | 377 kWh | £76 | 7.2 yrs |
| House wall, facing south (mount not in kit) | 327 kWh | £68 | 8.1 yrs |
| House wall, facing east (mount not in kit) | 228 kWh | £50 | 11 yrs |
| Garden (ground frame), facing west | 348 kWh | £70 | 7.8 yrs |
| Flat roof, facing south | 403 kWh | £79 | 7.0 yrs |
Cheaper or similar kits
Voltacon 465W plug & play kit£276.99 at Voltacon SolarDMEGC 475W Hoymiles HiFlow kit£336 at City PlumbingDMEGC 525W Hoymiles HiFlow kit£360 at City Plumbing
Prices move every week. See all 22 kits side by side, sorted by payback.
Compare all kit prices