A 6kW solar system produces between 18 and 30 kilowatt-hours (kWh) of electricity per day depending on where you live — that's enough to cover the average US household's entire electricity consumption, which the EIA reports at roughly 29 kWh per day.
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Switch to solar with a system built for you. Join over 8,000 people who received a free, no obligation quote in the last 30 days. Solar panel installations typically cost between $13,962 and $27,924 in 2026.
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Standard panel thickness ranges from 35-50 millimeters (1. 5-2 inches), with most manufacturers targeting 40mm for optimal balance.
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Marketplace snapshot (national): EnergySage's latest update (Sept 9, 2025) shows the average cost-per-watt at ~$2.
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