An electrical enclosure is a cabinet or box that protects electrical or electronic equipment and prevents electrical shock. Enclosures are usually made from rigid plastics or such metals as steel, stainless steel, or aluminum.

Where are enclosures used?

The most common enclosure uses. Enclosure are mainly for electrical boxes, control boxes, and protect valuable equipment. The National Electrical Manufacturers Association (NEMA) developed rating standards for electrical enclosures.

What is an enclosure and why we need it?

A cover letter enclosure is a necessary step for job applicants that are submitting a paper copy of their cover letter and resume. By indicating on your cover letter that there are enclosures, you ensure the recipient knows that there should be additional documents to review.