Question: what are the different materials used in electrical installation?
Answer: Electrical Conduit and Conduit Fitting. Electrical Conduit is a tube that carries electrical wire for power or communications. ... 
Electrical Wire and Cable. ... 
Explosion Proof Enclosures. ... 
Circuit Breakers. ... 
Electrical Connectors. ... 
Electrical Box. ... 
Lugs. ... 
Motor Control.