Solar Panel Savings in Tega Cay, SC
Calculate how much you can save with solar panels in Tega Cay, South Carolina. Based on 4.9 peak sun hours/day and 14.8¢/kWh average electricity rate.
4.9
Peak Sun Hours/Day
14.8¢
Avg Rate (¢/kWh)
11.5 yr
Payback Period
$43k
25-Year Savings
Tega Cay Solar Overview
Calculate Your Tega Cay Solar Savings
Tega Cay average: $133/mo
South-facing roofs produce the most energy
Add $8,000-$12,000 for whole-home battery backup
Annual Production
kWh/year
Annual Savings
per year
Net System Cost
after 30% ITC
Payback Period
break-even time
25-Year Total Savings
$43,415
Monthly Savings
$106
Federal Tax Credit
$6,084
Cumulative Savings vs System Cost
Cost Breakdown
| Item | Tega Cay | National Avg |
|---|---|---|
| Gross System Cost (6kW) | $20,280 | $17,100 |
| Federal Tax Credit (30%) | -$6,084 | -$5,130 |
| Net System Cost | $14,196 | $11,970 |
| Cost Per Watt | $3.38/W | $2.85/W |
Solar Potential in Tega Cay
Sun Hours vs National Average
Tega Cay gets 9% more sun than the national average.
Climate Advantages
- 226 sunny days per year
- Average temperature: 63°F — moderate climate with good solar conditions
- Average roof size: 1,603 sq ft — enough for a 89-panel system
Tega Cay Solar Incentives & Programs
Federal Investment Tax Credit (ITC)
30% of total system cost deducted from federal taxes. For a $20,280 system, that's a $6,084 credit. Valid through 2032.
South Carolina State Incentives
Tax credit up to 25% (capped at $3,500).
Net Metering — Duke Energy
Duke Energy offers net metering in Tega Cay. Earn credits for excess solar energy sent to the grid, reducing your electric bill further.
Environmental Impact in Tega Cay
3.6
Tons CO2 Offset/Year
59
Equivalent Trees Planted
0.8
Homes Worth of Energy
Based on 8,585 kWh annual production with a 6kW system. EPA average: 0.417 metric tons CO2 per MWh, 10,632 kWh per US home.
Solar Energy in Tega Cay, South Carolina
Tega Cay, South Carolina receives an average of 4.9 peak sun hours per day, providing excellent conditions for residential solar installations. With electricity rates averaging 14.8¢ per kWh from Duke Energy, below the national average, but with rates rising 2-3% annually, the long-term savings are still meaningful.
A typical 6kW solar system in Tega Cay produces approximately 8,585 kWh per year, saving homeowners an estimated $1,271 annually. The system pays for itself in about 11.2 years, after which you enjoy essentially free electricity for the remaining 14+ years of the system's warranty life.
Tega Cay has a solar penetration rate of 7.5% — showing growing adoption of residential solar, with significant room for expansion. The cost of living index of 82.2 (national average: 100) reflects a lower cost of living, keeping installation costs competitive.
Other Cities in South Carolina
Frequently Asked Questions
How much do solar panels cost in Tega Cay, SC?
The average cost of a 6kW solar panel system in Tega Cay is approximately $20,280 before incentives ($3.38/watt). After the 30% federal Investment Tax Credit, the net cost is about $14,196. Tax credit up to 25% (capped at $3,500).
How many peak sun hours does Tega Cay get?
Tega Cay, SC receives an average of 4.9 peak sun hours per day and approximately 226 sunny days per year. This is near the national average, providing good conditions for residential solar panels.
What is the solar payback period in Tega Cay?
The average solar payback period in Tega Cay is approximately 11.5 years. After payback, your solar panels generate essentially free electricity for the remaining 15-20 years of their warranty. Over 25 years, total savings can reach $43,415.
Does Tega Cay have net metering?
Yes, Tega Cay has access to net metering through Duke Energy. This allows you to earn credits for excess solar energy sent to the grid, significantly improving your solar investment returns.
Is solar worth it in Tega Cay, SC?
Yes, solar is a solid investment in Tega Cay. While the 11.5-year payback is moderate, you'll still save $43,415 over 25 years. The 30% federal tax credit and local incentives help make solar financially attractive.