COMMERCIAL ELECTRICAL MATERIALS Apprentice Electricians Should Know

If you’re about to get into the commercial electrical career path, there are some materials you should become accustomed to. The better you understand what we work with the easier you’ll know the jargon we use, and what we’re talking about.

1900 Box

Industrial Cover

Mud Ring (Plaster Ring)

1900 Bracket Box

Gangable Cut in Box

MC Connectors

MC Cable

Conduit Fittings

1900 Blank

12 X 12 Junction Box

Relays

Contactors

Spring Nuts / Cone Nuts

Strut

Electrical Metallic Tubing (EMT)

Rigid Metal Conduit (RMC)

Flexible Metal Conduit (FMC – Flex)