How Many Watts of Electricity does a Office Laser Printer use?

Real power-use measurements from a office laser printer.

How Much Power does a Office Laser Printer use

Office Laser Printer: 848 Watts


  • This large laser printer, scanner, fax machine uses an electrostatic charge on a drum to transfer toner onto sheets of paper. It uses a sophisticated paper transportation system. It has a computer and a powerful motor.
  • The computer stands by and the drum is probably charged and kept warm with the 79 watt it usually draws. When actually printing it uses 848 watts.

Power Use

  • Watts: 848
  • Kilowatts: 0.848 Kw.

Operation Cost

  • cost per minute: 17 hundredths of one cent (0.17 ¢)
  • cost per hour: 10.2¢
  • cost per day: 81¢
  • cost per month: $15.48

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Power use of these items was actually tested. Individual items will vary, but these are the actual measurements.