How Much Does It Cost to Run a CPAP Machine in Canada? (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 C$0.004 per hour, or about C$1.01 per month at 8 hours a day in Canada. Cheap to run

Hours used per day
WattagePer hourPer dayPer monthPer year
Low 10 WC$0.001C$0.011C$0.34C$4.09
Typical 30 WC$0.004C$0.034C$1.01C$12.26
High 90 WC$0.013C$0.10C$3.02C$36.79

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

One day of a CPAP machine (0.72 kWh) is the same electricity as

Electricity per year at typical use, on a log scale: #28 of 95 appliances, from least to most.

In Canada, with electricity at 14.0¢ per kWh (source: Canada Energy Regulator 2026 market snapshot, 2026-06), a typical cpap machine costs C$0.004 per hour and about C$12.26 per year at 8 hours a day. Each C$1.00 of electricity buys roughly 238.1 hours of use.

How to lower the cost of running a CPAP machine

In standby it draws about 2 W, which adds roughly 18 kWh (C$2.45) 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

US states
Canadian provinces

Related appliances

Use the generic electricity cost calculator · Which uses more? Take the quiz