Technical FAQs

Ask a Question

NEMA 5-15 receptacle description


Which terminal is which in a standard household outlet?  

Product Line:

Smart-UPS, Back-UPS, Surge


All models, All Serial Numbers




The NEMA 5-15 receptacle is the most common electrical receptacle in the United

States and Canada. It is a two-pole, three-wire grounding receptacle which is

used for a maximum of 15A and 125V. The standard wire colors are green for

Ground and white for Neutral. The color of the Hot wire can vary depending on

the building's electrical scheme; most common colors for the Hot wire are black

and red. The individual prongs: Hot, Neutral & Ground are well differentiated

as indicated in the diagram below.

Was this helpful?
What can we do to improve the information ?