Home Theater System in Wilmington — $44/yr to Run (14.1¢/kWh)
Your home theater system in Wilmington costs about $4/month at 14.1¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Wilmington, NC Electricity Rate
14.1¢/kWh
Utility: Duke Energy Carolinas
+8% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$0.15
1.0 kWh/day
Monthly Cost
$3.69
26 kWh/mo
Annual Cost
$44
315 kWh/yr
Lifetime (10yr)
$443
energy only
Monthly Cost Breakdown in Wilmington
| Period | kWh | Wilmington Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 1.0 | $0.15 | $0.14 | +$0.01 |
| Weekly | 7.3 | $1.03 | $0.96 | +$0.08 |
| Monthly | 26.2 | $3.69 | $3.41 | +$0.28 |
| Quarterly | 78.7 | $11.06 | $10.24 | +$0.83 |
| Annual | 315.0 | $44.26 | $40.95 | +$3.31 |
Customize Your Home Theater System Cost
Adjust usage hours and electricity rate to calculate your exact cost in Wilmington.
Daily
$0.15
Monthly
$3.69
Annual
$44
10-Year
$443
Energy Saving Tips for Home Theater System in Wilmington
- ✓Wilmington electricity rates are 8% above the national average — energy efficiency matters more here.
- ✓A smart Home Theater System with scheduling optimization can save ~$7/year at Wilmington rates.
- ✓Use power strip to eliminate standby drain
- ✓Set to auto-off with TV
- ✓Reduce subwoofer level for moderate listening
Highest-Cost Appliances in Wilmington, NC
See which appliances cost the most to run at Wilmington's 14.1¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,821/yr
$151.74/mo
Electric Furnace
HVAC · 10,000W
$1,265/yr
$105.38/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$923/yr
$76.92/mo
EV Charger (Level 2)
Garage · 7,200W
$910/yr
$75.87/mo
Boiler (Electric)
HVAC · 6,000W
$759/yr
$63.23/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$692/yr
$57.69/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$692/yr
$57.69/mo
Heat Pump
HVAC · 2,400W
$540/yr
$44.96/mo
Home Theater System Cost in Other North Carolina Cities
| City | Rate | Annual Cost | vs Wilmington |
|---|---|---|---|
| Wilmington (current) | 14.1¢ | $44 | — |
| Charlotte | 13.3¢ | $42 | $-2 |
| Raleigh | 12.7¢ | $40 | $-4 |
| Greensboro | 13.6¢ | $43 | $-1 |
| Durham | 13.3¢ | $42 | $-2 |
| Winston-Salem | 14.0¢ | $44 | $-0 |
| Fayetteville | 12.7¢ | $40 | $-4 |
| Cary | 13.1¢ | $41 | $-3 |
| High Point | 13.5¢ | $43 | $-2 |
Home Theater System Energy Cost FAQ — Wilmington, NC
Understanding Home Theater System Energy Costs in Wilmington, NC
Wilmington is a mid-sized North Carolina city where residential electricity rates from Duke Energy Carolinas are shaped by regional energy supply and local demand patterns. Running a low-draw appliance like the Home Theater System (350W) at Wilmington's rate of 14.1¢/kWh costs approximately $44 per year — $3 more than the national average of $41.
Wilmington rates are 8% above the national average — a modest premium that adds $3 per year to Home Theater System operating costs. Over the appliance's 10-year lifespan, that's $33 in cumulative extra spending versus the national average.
Wilmington's cost of living index of 89 is below the national average, and electricity costs reflect that affordability. The Home Theater System adds $3.69/month to a typical bill of $154. While no ENERGY STAR version is available, a smart Home Theater System with automated scheduling can reduce consumption by 15%, saving $7/year.
Wilmington's moderate climate (avg 66.9°F) helps keep seasonal energy cost swings manageable for most appliances. A Home Theater System produces approximately 0.22 tons of CO2 annually at typical usage. Wilmington residents can reduce this footprint by optimizing usage patterns, or investing in solar — see our solar savings calculator for Wilmington.
Compare All Energy Costs in Wilmington
See energy costs for 168+ household appliances at Wilmington's local electricity rate.