Cost to Run a Ductless Mini-Split in Maine
Maine's average residential electricity rate is 28.6¢/kWh as of May 2026 — the 46th cheapest in the country, 55% above the U.S. average. At typical usage (8 hours/day), a ductless mini-split here costs $55.64 per month.
Per hour
$0.23
at 400–2,000 W
Per day
$1.83
8 hours/day
Per month
$55.64
195 kWh
Per year
$668
2,336 kWh
By usage level in Maine
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.92 | $27.82 | $334 |
| Typical (8 hrs/day) | $1.83 | $55.64 | $668 |
| Heavy (16 hrs/day) | $3.66 | $111 | $1,336 |
Maine 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 Maine?
At Maine's current average residential rate of 28.6¢/kWh (May 2026), a ductless mini-split with typical usage costs about $1.83 per day, $55.64 per month, or $668 per year.
Is running a ductless mini-split in Maine more expensive than average?
Yes. Maine's electricity costs about 55% more than the U.S. average, so the same usage costs $55.64 per month here versus $35.80 nationally.
What does electricity cost in Maine right now?
Maine residents pay an average of 28.6¢ per kWh as of May 2026 — the 46th cheapest rate of the 51 U.S. jurisdictions we track.