2026 Pricing — Honest, Itemised

Solar & Battery Cost Guides

Honest pricing for every UK solar and battery setup in 2026 — broken down by system size, brand, and what you actually pay vs what installers charge. No 'from' prices that no one ever pays.

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720 searches/mo

4 kW solar cost

A 4 kW solar PV system is the most-installed size for UK homes — it covers a typical 3-bed semi, generates 3,200–3,600 kWh per yea…

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590 searches/mo

6 kW solar cost

A 6 kW solar PV system is the right size for 4-bed detached homes, EV owners, or anyone planning to add a heat pump. It generates …

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320 searches/mo

10 kW solar cost

A 10 kW solar PV system sits at the boundary between large domestic and light commercial. It needs three-phase electrical supply, …

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1,300 searches/mo

Powerwall 3 cost

Tesla Powerwall 3 is £7,400 fitted as a retrofit to existing solar, or £14,500 as a 4 kW solar + battery bundle. We install 5 ever…

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880 searches/mo

Battery storage cost

Home battery storage in 2026 ranges £6,800–£9,400 fitted depending on chemistry, capacity, and brand. Here's the full UK price com…

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210 searches/mo

Commercial solar £/kWp

Commercial solar pricing in 2026 scales with size — from £950–£1,100/kWp at 50–100 kWp down to £680–£780/kWp at 500+ kWp. Add Annu…

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2,400 searches/mo

Heat pump cost UK

An air source heat pump (ASHP) costs £8,000–£17,000 fitted in the UK in 2026, or just £500–£9,500 after the £7,500 Boiler Upgrade …

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590 searches/mo

EV charger cost UK

A home EV wallbox charger costs £499–£1,199 fitted in 2026. For owner-occupier houses, no OZEV grant is available — you pay the fu…

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480 searches/mo

Solar cleaning cost

Professional solar panel cleaning costs £89–£199 in 2026 for most domestic systems. UK panels lose 10–25% output from dirt and mos…

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320 searches/mo

Inverter replacement cost

A solar inverter lasts 10–15 years. When it fails — usually a capacitor or cooling fan — replacing it is a 4–6 hour job. Costs ran…

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