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How Much Does It Cost to Run a CPAP Machine in Texas? (2026)

A CPAP without a humidifier draws 10 to 30 watts. With a heated humidifier and heated hose it can reach 60 to 90 watts. Either way, a full night costs a few cents.

A typical cpap machine (30 W) costs $0.005 per hour, or about $1.15 per month at 8 hours a day in Texas. Cheap to run

WattagePer hourPer dayPer monthPer year
Low (10 W)$0.002$0.013$0.38$4.67
Typical (30 W)$0.005$0.038$1.15$14.02
High (90 W)$0.014$0.12$3.46$42.05

Formula: watts ÷ 1000 × hours × price per kWh. Typical use is 8 h/day ≈ 88 kWh per year.

In Texas, with electricity at $0.16 per kWh (source: EIA Table 5.6.A, 2026-06), a typical cpap machine costs $0.005 per hour and about $14.02 per year at 8 hours a day. That is about 11% less than the US national average of $1.30 per month, because electricity in Texas costs $0.16 per kWh against $0.18 nationally. Each $1.00 of electricity buys roughly 208.3 hours of use.

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How to lower the cost of running a cpap machine

In standby it draws about 2 W, which adds roughly 18 kWh ($2.80) per year if it is never unplugged.

Frequently asked questions

How much does it cost to run a CPAP every night?

About 0.25 kWh a night at 30 watts, 7 to 8 kWh a month.

Does a CPAP use a lot of electricity?

No. Even with heated humidification it is under 25 kWh a month.

How long will a CPAP run on a battery?

A 100 Wh battery runs a basic CPAP without humidifier for one to two nights.

Cost by region

Related appliances

Use the generic electricity cost calculator →