How Much Does a 4 kW Solar Panel System Cost? | EnergySage
In 2025, a 4 kW solar panel system costs around $11,200 before incentives, based on real installation data from across the country. But your actual price will depend on factors
On average, a 4kW solar system can provide up to 3000 watts per day, sufficient to charge a 3-bhk home for 12 hours. These affordable solar power systems require a small rooftop area to accommodate. Jackery Solar Generators are sustainable and economical generators that combine portable power stations and solar panels to charge your appliances.
If you use a 200-watt solar panel, you would require 20 panels to create a 4kW solar system. A solar panel system can reduce your electricity bills by up to 105%. Solar power generated 165 billion kWh of electricity in the US in 2023. What Is A 4kW Solar System?
A 4 kW solar panel system generates approximately 5,808 kWh of electricity each year. That's enough to keep 106 TVs running, power 4 refrigerators, or meet the energy needs of a small household (the average U.S. shopper on EnergySage needs about 12 kW of solar). But what else could it do?
A 4 kW solar panel system costs $11,200 in 2025 before incentives. A 4 kW solar panel system produces about 5,808 kWh of electricity annually, but the exact amount depends on where you live and how much sun you get. DIYing a 4 kW solar panel system usually isn't your best bet: You're much better off hiring a professional solar company.
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