What Color Are Positive and Negative Wires?

Answer

Positive wires are often red or some other 'hot' color. Negative wires are either black or white. The standard used to be black for negative and red for positive, but this has loosened somewhat.
Q&A Related to "What Color Are Positive and Negative Wires"
In DC circuits: Positive wires are usually red; negetive wires are usually black. In AC circuits: Positive wires are usually black; return (negative) wires are usually white. Be careful
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What specific item are you looking for. If it is a computer:
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1. Turn the power off of the circuit you are working on at the distribution panel. Confirm the power is off by touching a non-contact voltage detector. 2. Detach the white wire from
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same blue and yellow never seen but ill tell u that red is positive and black is negative.
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In most applications, wiring is color coded the same way for safety. Red usually means positive or 'power'. Black tends to be negative. Green or brown is usually ...
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