Cost to Run a CPAP Machine in Tennessee
Tennessee's average residential electricity rate is 14.9¢/kWh as of April 2026 — the 15th cheapest in the country, 21% below the U.S. average. At typical usage (8 hours/day), a cpap machine here costs $1.45 per month.
Per hour
0.6¢
at 30–90 W
Per day
4.8¢
8 hours/day
Per month
$1.45
9.7 kWh
Per year
$17.40
117 kWh
By usage level in Tennessee
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | 2.4¢ | $0.72 | $8.70 |
| Typical (8 hrs/day) | 4.8¢ | $1.45 | $17.40 |
| Heavy (16 hrs/day) | $0.10 | $2.90 | $34.81 |
Tennessee vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a cpap machine in Tennessee?
At Tennessee's current average residential rate of 14.9¢/kWh (April 2026), a cpap machine with typical usage costs about 4.8¢ per day, $1.45 per month, or $17.40 per year.
Is running a cpap machine in Tennessee more expensive than average?
No — it's cheaper. Tennessee's rate is about 21% below the U.S. average: $1.45 per month here versus $1.83 nationally.
What does electricity cost in Tennessee right now?
Tennessee residents pay an average of 14.9¢ per kWh as of April 2026 — the 15th cheapest rate of the 51 U.S. jurisdictions we track.