The outer sheathing on NM cable helps identify its gauge and use: white for 14-gauge yellow for 12-gauge, orange for 10-gauge, black for 6- and 8-gauge.
Stock Wire 63 NM-B, Non-Metallic, Sheathed Cable, Residential Indoor Wire, Equivalent to Romex (100ft Cut) 21592
Understanding Electrical Wire Labeling
Color Coding of Nonmetallic (NM) Electrical Cable
Nonmetallic Sheathed Cable - Fine Homebuilding
Type NM-B Cable, Nonmetallic-Sheathed Cable, Romex Wire, UL Wire
Color Coding of Nonmetallic (NM) Electrical Cable
Electrical Wiring Coding System: What You Need to Know
25 Feet 6/3 Type NM-B COPPER. #6 AWG, 3 Conductor with Ground. Insulated Jacket Black
CME - Type NMB, Non-Metallic Sheathed Cable, PVC/Nylon, PVC Jacket
Homeowner Electrical Cable Basics
12-2-2 NM-B WITH GROUND EXTRA CIRCUIT 250 FT Southwire, 54% OFF
Stock Wire 63 NM-B, Non-Metallic, Sheathed Cable, Residential Indoor Wire, Equivalent to Romex (100ft Cut) 21592
Nonmetallic Sheathed Cable - Fine Homebuilding
Type NM-B cable is designed specifically for use in residential and commercial wiring of branch circuits. Installation above ground and in dry locations only. Approved for service to 600 volts. PVC (polyvinyl chloride) jacket and PVC insulated, nylon jacketed conductors. Flame-retardant and crush-resistant. UL (Underwriter's Laboratories) listed.
Southwire : 1000' 10-2 NMW/G Wire
12/2 NM-B Copper Wire W/ Ground – UL Listed 600 Volt –, 46% OFF