Electricity usage of a CRT Monitor

CRT monitors use an old technology utilizing a vacuum tube with an electron emitter. CRT display monitor production has ceased and they are no longer manufactured. Most consumers have moved on to LED/LCD display screen technology with better energy saving performance.

Click calculate to find the energy consumption of a 17 inch CRT display using 75 Watts for 5 hours a day @ $0.10 per kWh.

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Hours Used Per Day: Enter how many hours the device is being used on average per day, if the power consumption is lower than 1 hour per day enter as a decimal. (For example: 30 minutes per day is 0.5)
Power Use (Watts): Enter the average power consumption of the device in watts.
Price (kWh): Enter the cost you are paying on average per kilowatt hour, our caculators use the default value of 0.10 or 10 cents. To find an exact price check your electricity bill or take a look at Global Electricity Prices.

CRTs use more electricity then modern display technologies, we recommend to upgrade to an LED/LCD display if you want to reduce energy consumption. Take a look at the LCD/LED TV/Display energy calculator to see a comparison between various monitor technologies and their electricity usage.

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