Eco Gadgets: Electrolux Ultra Silencer Green is the most energy-efficient vacuum cleaner ever
Made Popular Mar 2 2009
Eco Factor: Energy-efficient vacuum cleaner made from recycled materials.
Electrolux is out to make the best use of old plastic by developing an energy-efficient vacuum cleaner from it. The Electrolux Ultra Silencer Green is made from 55% recycled...
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But, to put this in perspective, the difference between a 2,000 watt motor and a 1,250 watt motor is only going to provide a major energy savings if you do a lot of vacuuming. Assuming you vacuum once a week, and you do it for one hour, that’s 750 watt hours of savings a week, or 39 kilowatt hours of savings a year. At $0.10 per kwh, you’ll save $3.90 per year, and keep about 120 lbs of CO2 from the atmosphere if your electricity comes from coal. A good contribution, but it looks like these things sell for $299 or thereabouts - that means their payback period at $0.10/kwh is about 7-8 years for 1 hour of use per week, if you replace a working vacuum cleaner.
What could the money you spent on this new vacuum cleaner have bought if spent on other energy efficiency measures, assuming your current, 2,000 watt vacuum cleaner is already performing well? Ask yourself this before you rush out and buy!