utilities Calculator Scenario

5kW Solar System Payback Analysis

A 5kW system is typical for average US homes, covering 80-100% of electricity needs depending on location and usage.

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Key Considerations

  • 15kW produces ~6,000-8,000 kWh/year (location dependent)
  • 2Federal ITC provides 30% tax credit through 2032
  • 3Typical payback: 5-8 years
  • 425-year lifespan = significant long-term savings

Scenario Parameters

system Size Kw
5
panel Type
monocrystalline
region
southwest
cost Per Watt
3
monthly Electricity Bill
150
electricity Rate
0.15
apply Federal Itc
true
federal Itc Rate
0.3

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