🔌🧩 NEMA 5‑15 Extension Power Cord

This grounded extension cord uses the NEMA 5‑15P plug and NEMA 5‑15R receptacle — the most common 3‑prong configuration in North America. Rated for 15 A at 125 V, it extends the reach of standard household and office power connections. Available in various lengths and gauges, it’s used for everything from powering tools and appliances to connecting AV gear, computers, and emergency equipment.
 
🔧 Connector Form
NEMA 5‑15P male → NEMA 5‑15R female
Three blades: hot, neutral, ground
Straight-blade configuration — not locking
Typically 16 or 12 AWG wire for durability
Approved for indoor / outdoor applications
 
🖥️ Compatible Devices
🖥️ Computers, monitors, printers
📺 TVs, AV receivers, gaming consoles
🛠️ Power tools, shop vacs, air compressors
🍳 Kitchen appliances (microwaves, toasters, coffee makers)
⚡ Generators, UPS systems, and PDUs
 
✅ Common Uses
🔌 Extend reach from wall outlet to device
🧩 Power multiple devices via surge protector or power strip
🛠️ Connect tools or appliances in workshops and garages
🌧️ Outdoor-rated cords used for yard tools and temporary setups
🚨 Emergency power routing from generator to indoor equipment
 
🧠 Signal Format
⚡ AC mains power — 125 V, 15 A max
🔁 No signal or data transmission
🧵 Three-wire construction: live, neutral, ground
📐 Grounding ensures safe operation and compliance
 
⚠️ Things to Watch Out For
📉 Long cords may cause voltage drop — use heavier gauge for longer runs
🌀 Indoor cords not rated for wet or outdoor use
🔌 Overloading can cause overheating or tripped breakers
🚫 Not interchangeable with higher-rated NEMA types (e.g., 5‑20, L5‑15)
🧯 Damaged insulation or bent blades pose safety risks
 
🛠️ Quick Tips for Beginners
🧭 Choose cord length based on distance and power draw
🧪 Use 12 AWG for high-draw tools or long runs
🌧️ For outdoor use, select rubber-jacketed, weather-rated cords
🔌 Always fully insert plugs — partial connections can arc
📚 Label cords if used in multi-device setups to avoid confusion