Solar Panels
Photovoltaic modules that convert sunlight into DC electricity, paired with an inverter to produce AC power for home use or grid export.
Quick answer
Solar Panels: Photovoltaic modules that convert sunlight into DC electricity, paired with an inverter to produce AC power for home use or grid export. Typical cost: $3.00–$4.50 per watt installed before credits; $18,000–$30,000 for a typical 6–8 kW residential system..
Why it matters
After the 30% federal Residential Clean Energy Credit, most US systems pay back in 7–11 years and produce free power for 15+ years after that.
Typical cost
$3.00–$4.50 per watt installed before credits; $18,000–$30,000 for a typical 6–8 kW residential system.
Pros
- • 30% federal tax credit
- • Lower utility bills
- • Hedge against rate inflation
- • Pairs with batteries for resilience
Cons
- • Long payback in low-rate utility regions
- • Roof condition must be sound first
- • Net-metering rules vary by state
Common uses
- • Reducing electric bills
- • Pairing with EVs and heat pumps
- • Adding battery resilience
Alternatives
Community solar subscriptionSolar leases or PPAs (lower savings)
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Frequently asked questions
- Are solar panels worth it?
- Worth it where electricity costs 14¢+/kWh, your roof has 5+ hours of unshaded sun, and you'll be in the home 7+ years.
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