Which statement best describes a listed electrical product?

Which statement best describes a listed electrical product?

• A. It guarantees energy efficiency.
• B. It is compatible with every system.
• C. It has been tested and certified to meet recognized safety standards for its intended use.
• D. It is allowed to be used without any permits.

Answer: (C)

Listing means a product has been tested by a recognized safety laboratory and carries a certification mark showing it meets established safety standards for how it’s intended to be used. That testing looks at the device’s design, materials, and construction, and the mark ties to a specific standard and installation conditions. In practice, this tells installers and inspectors that the equipment is considered safe for its described use in the specified environment. It does not imply energy efficiency, nor universal compatibility with every system, and it doesn’t override local permit or inspection requirements that may apply to the installation.

Listing means a product has been tested by a recognized safety laboratory and carries a certification mark showing it meets established safety standards for how it’s intended to be used. That testing looks at the device’s design, materials, and construction, and the mark ties to a specific standard and installation conditions. In practice, this tells installers and inspectors that the equipment is considered safe for its described use in the specified environment. It does not imply energy efficiency, nor universal compatibility with every system, and it doesn’t override local permit or inspection requirements that may apply to the installation.