Main distribution box markings

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Here are some names you might hear: No matter the name, the distribution box keeps your home's electricity safe and in order. This is not a definitive list of all symbols used in electrical identification, but merely a guide to some of the more commonly used symbols.

Common Electrical Symbols

Due to the number of variants used, there may have several symbols in this reference chart for the same type of equipment - these can vary dependent upon drawing package used. It is important to note

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The Complete Guide to Distribution Box: Installation, Types & More

What''s the difference between a distribution box and a sub-panel? A distribution box typically refers to the main electrical panel that receives power from the utility service. A sub-panel is

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Learn wiring color codes, terminal identification, and conductor labeling for compliant installations. Download free PDF guide.

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