How much does it cost to run a electric heated mattress pad?
A typical electric heated mattress pad draws about 400 watts. Used 8 hours a day, that works out to roughly $0.54 per day, $8.16 per month, and $97.92 per year on an average electricity rate of 17¢ per kWh. Heated mattress pads use moderate power but primarily during colder months for extended overnight use.
Electric Heated Mattress Pad running cost calculator
- Per day
- $0.54
- Per month
- $8.16
- Per year
- $97.92
- CO₂ / year
- 230.4 kg
Based on 576 kWh per year. Adjust the price per kWh to match your latest electricity bill for an exact figure.
The number that matters most is your own electricity rate. Rates range from under 11¢ per kWh in some regions to over 30¢ in others, so the same electric heated mattress pad can cost two or three times as much depending on where you live. Enter your exact rate in the calculator above to get a figure tailored to your bill.
Over a full year this electric heated mattress pad uses about 576 kWh of electricity and is responsible for roughly 230.4 kg of CO₂ emissions on an average grid. Reducing run time, or switching to a more efficient model, lowers both the cost and the footprint.
If this electric heated mattress pad is one you use daily, even small efficiency gains compound. Cutting its usage or wattage by 20% would save around $19.58 every year — money that an efficient replacement can recover over its lifetime.
Frequently asked questions
- How much does it cost to run a electric heated mattress pad per hour?
- At 400 watts and a 17¢/kWh rate, a electric heated mattress pad costs about $0.07 per hour to run.
- How much electricity does a electric heated mattress pad use per month?
- Running 8 hours a day, a electric heated mattress pad uses roughly 48.0 kWh per month, costing about $8.16.
- Is a electric heated mattress pad expensive to run?
- Not particularly — at around $97.92 per year, a electric heated mattress pad is a relatively minor part of most electricity bills.
- How can I reduce my electric heated mattress pad running costs?
- Use it during off-peak hours if your utility offers time-of-use pricing, reduce daily run time, and consider an ENERGY STAR rated electric heated mattress pad, which uses less power for the same job.