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Old 09-16-2008, 01:09 PM   #1 (permalink)
bennelson
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Join Date: Jan 2008
Location: Oconomowoc, WI, USA
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Washer/Dryer energy usage

Has anyone here ever put a Kill-a-Watt on their clothes washer to see how much energy is used for a regular load of laundry?

I just bought a used front-loading washing machine to save on water usage, but I am curious about electric usage as well.

I have a Kill-a-watt and will post results on my washer after my next load of laundry.

(PS - just talking electrical energy here. I know hot water takes some additional heat energy from electric or natural gas. I pretty much always wash in cold water.)







Edit:
Looks like the new dryer uses about 680 watts of electricity while running (automatic dry mode, middle setting) with the glow plug on. It then drops to between 250 and 300 watts when the glow plug turns off.

I used 5 gallon buckets in my utility sink to see how much water the washer used per load. Over one load of laundry, the washer produced almost exactly 20 gallons of water.

My toilet is a 1.6 gallon per flush model. (Plus I have a brick in the tank.) That means that if I routed water from my washer to my toilet tank, I could flush the toilet a dozen+ times per load of laundry.

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Last edited by bennelson; 09-17-2008 at 02:18 AM.. Reason: title typo
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