Home Security System in Cary — $17/yr to Run (13.1¢/kWh)
Your home security system in Cary costs about $1/month at 13.1¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Cary, NC Electricity Rate
13.1¢/kWh
Utility: Duke Energy Carolinas
+1% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$0.05
0.4 kWh/day
Monthly Cost
$1.43
11 kWh/mo
Annual Cost
$17
131 kWh/yr
Lifetime (10yr)
$172
energy only
Monthly Cost Breakdown in Cary
| Period | kWh | Cary Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 0.4 | $0.05 | $0.05 | +$0.00 |
| Weekly | 2.5 | $0.33 | $0.33 | +$0.00 |
| Monthly | 11.0 | $1.43 | $1.42 | +$0.01 |
| Quarterly | 32.9 | $4.29 | $4.27 | +$0.02 |
| Annual | 131.4 | $17.17 | $17.08 | +$0.09 |
Customize Your Home Security System Cost
Adjust usage hours and electricity rate to calculate your exact cost in Cary.
Daily
$0.05
Monthly
$1.43
Annual
$17
10-Year
$172
Energy Saving Tips for Home Security System in Cary
- ✓Cary electricity rates are 1% above the national average — energy efficiency matters more here.
- ✓An ENERGY STAR Home Security System in Cary saves ~$NaN/year compared to standard models.
- ✓A smart Home Security System with scheduling optimization can save ~$2/year at Cary rates.
- ✓Test system monthly
- ✓Update firmware regularly
- ✓Use cellular backup
ENERGY STAR Savings: Upgrading to an ENERGY STAR Home Security System in Cary saves approximately $NaN/year at local rates — $NaN over the appliance lifetime.
Highest-Cost Appliances in Cary, NC
See which appliances cost the most to run at Cary's 13.1¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,694/yr
$141.16/mo
Electric Furnace
HVAC · 10,000W
$1,176/yr
$98.03/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$859/yr
$71.56/mo
EV Charger (Level 2)
Garage · 7,200W
$847/yr
$70.58/mo
Boiler (Electric)
HVAC · 6,000W
$706/yr
$58.82/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$644/yr
$53.67/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$644/yr
$53.67/mo
Heat Pump
HVAC · 2,400W
$502/yr
$41.82/mo
Home Security System Cost in Other North Carolina Cities
| City | Rate | Annual Cost | vs Cary |
|---|---|---|---|
| Cary (current) | 13.1¢ | $17 | — |
| Charlotte | 13.3¢ | $18 | +$0 |
| Raleigh | 12.7¢ | $17 | $-0 |
| Greensboro | 13.6¢ | $18 | +$1 |
| Durham | 13.3¢ | $17 | +$0 |
| Winston-Salem | 14.0¢ | $18 | +$1 |
| Fayetteville | 12.7¢ | $17 | $-0 |
| Wilmington | 14.1¢ | $18 | +$1 |
| High Point | 13.5¢ | $18 | +$1 |
Home Security System Energy Cost FAQ — Cary, NC
Understanding Home Security System Energy Costs in Cary, NC
Cary 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 Security System (15W) at Cary's rate of 13.1¢/kWh costs approximately $17 per year — $0 more than the national average of $17.
Cary rates are 1% above the national average — a modest premium that adds $0 per year to Home Security System operating costs. Over the appliance's 10-year lifespan, that's $1 in cumulative extra spending versus the national average.
With a cost of living index of 102, Cary is near the national median. The Home Security System's monthly cost of $1.43 represents a typical share of the average Cary electric bill of $133/month. Upgrading to an ENERGY STAR Home Security System can cut energy use by up to undefined%, saving approximately $NaN per year at Cary rates.
Cary's moderate climate (avg 67.3°F) helps keep seasonal energy cost swings manageable for most appliances. A Home Security System produces approximately 0.09 tons of CO2 annually at typical usage. Cary residents can reduce this footprint by choosing an ENERGY STAR certified unit, optimizing usage patterns, or investing in solar — see our solar savings calculator for Cary.
Compare All Energy Costs in Cary
See energy costs for 178+ household appliances at Cary's local electricity rate.
Frequently Asked Questions
How much does it cost to run a Home Security System in Cary, NC?
At Cary's average electricity rate of 13.1¢/kWh, a Home Security System costs approximately $17 per year to run. That's about $1.43 per month with typical usage of 24 hours per day.
What is the electricity rate in Cary, NC?
The average residential electricity rate in Cary, NC is 13.1¢/kWh, which is 1% above the national average of 13.0¢/kWh. The primary utility provider is Duke Energy Carolinas.
How much electricity does a Home Security System use per year?
A Home Security System uses approximately 15 watts and consumes about 131 kWh per year with typical usage of 24 hours/day for 365 days/year.
Is a Home Security System expensive to run in Cary?
Compared to the national average cost of $17/year, running a Home Security System in Cary costs $0 more per year due to higher local electricity rates.
How can I reduce my Home Security System energy cost in Cary?
To reduce Home Security System costs in Cary: Test system monthly. Update firmware regularly. Upgrading to an ENERGY STAR model saves up to undefined% on energy costs. Also check with Duke Energy Carolinas for local energy efficiency rebates and programs.