Solar Panel Savings 2026
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Get Free QuotesHow much do solar panels save in 2026?
UK solar panel savings 2026 (4kW system, average home): SELF-CONSUMPTION SAVINGS: using solar directly avoids buying at 24.5p/kWh. Without battery (35-50% self-consumption): £350-£520/yr. With battery (70-85%): £620-£870/yr. EXPORT INCOME (SEG): surplus sold to grid at 4-15p/kWh. Without battery: £130-£280/yr. With battery: £80-£180/yr. TOTAL ANNUAL SAVINGS: Without battery: £480-£800/yr. Average: £580/yr. With battery: £700-£1,050/yr. Average: £850/yr. With battery + smart tariff (Flux): £850-£1,500/yr. 25-YEAR TOTAL: Without battery: £12,000-£20,000. With battery: £17,500-£26,250. With Flux: £21,250-£37,500. ALL TAX-FREE. These figures assume current electricity prices. If prices rise (likely): savings increase automatically.
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Related: Home Heating Systems
Solar panels are most powerful when combined with an efficient heating system. Heat pumps use solar-generated electricity to heat your home at 300-400% efficiency — making them the ideal partner for solar.
Heat pumps use electricity at 300-400% efficiency, making them ideal partners for solar.
From our sister site Home Heat Pump Guide
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