How Many Watts of Electricity does a Microwave Oven use?
Real power-use measurements from a microwave oven.
By Rob Cockerham |
How Much Power does a Microwave Oven use
Microwave Oven: 1438 Watts
- According to Wikipedia, a microwave oven works by passing non-ionizing microwave radiation through the food. It uses a metal fan to reflect the energy around the inside of the box and has a computer controller and a light.
- Usually runs at maximum power for less than 6 minutes at a time.
- Watts: 1438
- Kilowatts: 1.438 Kw.
- cost per minute: 29 hundredths of one cent (0.29 ¢)
- cost per hour: 17.3¢
- cost per day: $1.38
- cost per month: $26.24
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Power use of these items was actually tested. Individual items will vary, but these are the actual measurements.