Cost to Run a Ductless Mini-Split in Delaware
Delaware's average residential electricity rate is 18.8¢/kWh as of April 2026 — the 33rd cheapest in the country, 0% above the U.S. average. At typical usage (8 hours/day), a ductless mini-split here costs $36.58 per month.
Per hour
$0.15
at 400–2,000 W
Per day
$1.20
8 hours/day
Per month
$36.58
195 kWh
Per year
$439
2,336 kWh
By usage level in Delaware
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.60 | $18.29 | $220 |
| Typical (8 hrs/day) | $1.20 | $36.58 | $439 |
| Heavy (16 hrs/day) | $2.41 | $73.15 | $878 |
Delaware vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a ductless mini-split in Delaware?
At Delaware's current average residential rate of 18.8¢/kWh (April 2026), a ductless mini-split with typical usage costs about $1.20 per day, $36.58 per month, or $439 per year.
Is running a ductless mini-split in Delaware more expensive than average?
It's almost exactly the U.S. average: $36.58 per month here versus $36.58 nationally.
What does electricity cost in Delaware right now?
Delaware residents pay an average of 18.8¢ per kWh as of April 2026 — the 33rd cheapest rate of the 51 U.S. jurisdictions we track.