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    SREA's Avatar
    SREA Posts: 1, Reputation: 1
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    #1

    Mar 21, 2009, 05:59 PM
    How to figure total watts available on a circuit
    What is the total amount watts that can be safely plugged into a number of 15 amp outlets that are on a 20amp breaker with 12 gauge wire?
    Stratmando's Avatar
    Stratmando Posts: 11,188, Reputation: 508
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    #2

    Mar 21, 2009, 07:10 PM

    Volts X Amps = Watts
    120 X 20 = 2400.
    Derate 80% for more than 3 hours(continious)
    2400 X .8 = 1920 Watts.
    Anything a standard plug can be plugged into, it can handle.
    What are you plugging in? kind of important.
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