Also Known As:

12/4 NM-B Wire, 12/4 NM-B Cable, 12/4 Non-Metallic Sheathed Cable, 12/4 Non-Metallic Sheathed Wire.

Conductors:

The cable has 4 conductors with a bare ground wire. The conductors are made of soft Solid bare annealed copper.

Insulation:

The cable has a polyvinyl chloride (PVC) insulation, making it perfect for harsh conditions. 

Jacket:

PVC jacket comes in yellow, orange, white, and black colors.