Compare panels for the roof
See which panels fit a home, a business, or an industrial site before you buy.
Buy GCL System Integration solar panels from Kilowatts Shop. Prices include VAT.
NT12R/54GDF 500 W: 500 W n-type TOPCon monocrystalline solar panel at 22.47% efficiency for commercial and mixed-use roofs. Check roof area, orientation, shading and the installed system design before ordering.
NT12R/54GDF 505 W: 505 W module technology solar panel at 22.7% efficiency for commercial and mixed-use roofs. Check roof area, orientation, shading and the installed system design before ordering.
NT12R/54GDF 510 W: 510 W module technology solar panel at 22.92% efficiency for commercial and mixed-use roofs. Check roof area, orientation, shading and the installed system design before ordering.
NT12R/54GDF 515 W: 515 W module technology solar panel at 23.15% efficiency for commercial and mixed-use roofs. Check roof area, orientation, shading and the installed system design before ordering.
NT12R/54GDF 520 W: 520 W module technology solar panel at 23.37% efficiency for commercial and mixed-use roofs. Check roof area, orientation, shading and the installed system design before ordering.
NT12R/54GDF 525 W: 525 W module technology solar panel at 23.6% efficiency for commercial and mixed-use roofs. Check roof area, orientation, shading and the installed system design before ordering.
Installation
Get an installation quote
Same project form as the solar panel pages. Installers see the product you picked.
Solar comparison
Enter your postcode to assess your roof, compare solar options and get quotes from UK installers.
Choose home, business or industrial, then enter your postcode. RoboMo maps the roof and ranks panel brands by fit.
1. Postcode Start the assessment for your property.
2. Pin the roof Mark the array on the map.
3. Compare RoboMo™ builds your options.
Battery ROI tool
Enter the day rate, off-peak rate and export rate. The calculator ranks batteries in the Kilowatts shop over 10 years. Home batteries also suit offices and small commercial sites.
Authorised UK partner
Choose a location, configure Flower Turbines and see estimated annual generation from location-specific wind data. No account required.
Open the designer and lay out turbines on your site.
1. Postcode Open the designer for your site.
2. Layout Place turbines in the space you have.
3. Forecast See estimated annual generation.
Live help
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