Cost to Run a Ductless Mini-Split in Connecticut
Connecticut's average residential electricity rate is 27.4¢/kWh as of May 2026 — the 44th cheapest in the country, 49% above the U.S. average. At typical usage (8 hours/day), a ductless mini-split here costs $53.31 per month.
Per hour
$0.22
at 400–2,000 W
Per day
$1.75
8 hours/day
Per month
$53.31
195 kWh
Per year
$640
2,336 kWh
By usage level in Connecticut
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.88 | $26.65 | $320 |
| Typical (8 hrs/day) | $1.75 | $53.31 | $640 |
| Heavy (16 hrs/day) | $3.51 | $107 | $1,280 |
Connecticut 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 Connecticut?
At Connecticut's current average residential rate of 27.4¢/kWh (May 2026), a ductless mini-split with typical usage costs about $1.75 per day, $53.31 per month, or $640 per year.
Is running a ductless mini-split in Connecticut more expensive than average?
Yes. Connecticut's electricity costs about 49% more than the U.S. average, so the same usage costs $53.31 per month here versus $35.80 nationally.
What does electricity cost in Connecticut right now?
Connecticut residents pay an average of 27.4¢ per kWh as of May 2026 — the 44th cheapest rate of the 51 U.S. jurisdictions we track.