Installation Cost by System Size
3kW (8 panels): £4,995-£5,500 | 4kW (10 panels): £5,500-£7,000 | 5kW (12 panels): £6,500-£7,500 | 6kW (14 panels): £7,500-£9,500. All prices include panels, inverter, mounting, scaffolding, wiring, and DNO notification.
What's Included
A quality installation includes: site survey, system design, scaffolding, panel mounting hardware, panels, inverter, AC/DC wiring, consumer unit connection, DNO notification, MCS certification, and commissioning. Beware quotes that exclude scaffolding or DNO fees.
How to Get the Best Price
Get 2-3 quotes from MCS-certified installers. Compare like-for-like: same panel wattage, same inverter quality, and check what's included. The cheapest quote isn't always best — check reviews, warranties, and whether they use in-house teams.
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