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What is a MC Cable?

Published in Electrical Cable Type 1 min read

An MC cable, short for Metal-Clad, is an electrical cable that is sheathed with a metallic coating or armor.

Understanding MC Cable

According to the definition provided, an MC cable is an assembly of one or more insulated circuits, often enclosed with an armor of metal tape or a metallic sheath. This metallic outer layer provides protection for the insulated wires contained inside.

Key Features of MC Cable

Based on the definition, an MC cable is characterized by:

  • Insulated Circuits: It contains one or more individual insulated wires (circuits).
  • Metallic Enclosure: These circuits are enclosed within a protective metallic armor or sheath. This armor can be made of metal tape or a solid metallic sheath.

The reference also notes that among the various types available, the most popular MC cables seen today feature aluminum interlocked armor. This specific type uses a spirally wound strip of aluminum to form a flexible, yet protective, outer shell around the conductors.

This construction makes MC cable suitable for use in environments where physical protection is needed, such as surface wiring applications.