12/2 WG ROMEX NMB

12/2 WG ROMEX NMB is a standard residential electrical cable.

🔌 What it means

• 12 → 12 AWG copper conductors
• /2 → 2 insulated conductors + ground
  • typically black (hot), white (neutral), bare copper (ground)
• WG → distributor shorthand, often meaning with ground
• ROMEX → trade name for NM cable
• NMB (NM-B) → Non-Metallic Building cable for indoor residential wiring

⚡ Common Uses

12/2 NM-B is typically used for standard 120V, 20-amp household circuits, including:

• Kitchen small-appliance receptacle circuits
• Bathroom receptacle circuits
• Garage/workshop outlets
• Laundry receptacle circuits
• General-purpose 20A branch circuits
• Some dedicated appliance circuits

🔥 Electrical Rating

• Typically protected by a 20-amp breaker
• Rated for 600V insulation
• Indoor dry locations only

🧠 Simple Explanation

This is common indoor house wire used for 20-amp circuits where more capacity is needed than 14/2 provides.