Table of Contents
Is a 12/3 extension cord heavy duty?
12/3 – Heavy Duty – General Purpose Cords – Extension Cords – The Home Depot.
What does 12/3 on an extension cord mean?
On the packaging of the extension cord, there should be some numbers. These are the gauge of the wire and number of conductors (wires) in the cord. So, a number like ’12 3′ means the cord has 12 gauge diameter wire and 3 wires.

How many amps is a 12/3 extension cord?
15 amps
Featuring durable 12-gauge wire construction and the ability to handle up to 15 amps, this extension cord is ideal for power tools, lawn-care equipment, and more. Available in 25-foot, 50-foot, and 100-foot lengths, the Extension Cord with Lighted End is sure to meet your needs.
How many amps will a 12 gauge extension cord handle?
14-15 Amps
12 Gauge for 14-15 Amps. 10 Gauge for 16-20 Amps.
What gauge extension cord is best?
A cord measuring 14 AWG is the thinnest we recommend—and at lengths of only 25 feet or shorter—and the much thicker 10 AWG is likely the thickest gauge you’ll find in an extension cord. Look for the numbers in the table above when you’re trying to decide which cord is right for you.

What is the heaviest duty extension cord?
10- to 12-gauge wire
Q: What is the heaviest duty extension cord? A 10- to 12-gauge wire is considered a heavy-duty extension cord, a 14-gauge wire is a medium-duty cord, and a 16-gauge wire is a light-duty cord.
Can 12 gauge extension cord handle 30 amps?
Settle for the 14 Gauge Or 12 Gauge – What you Must Know However, they carry different power amounts depending on the length of the cord in question. For instance, for a length of 25 – 50 feet, a 14 gauge cord will be great for 14-15 Amps, whereas the 12 gauge will work for 16-20 Amps.
How many watts can a 12/3 extension cord handle?
Color | Blue |
---|---|
Brand | Pizety |
Voltage | 125 Volts |
Input Current | 15 Amps |
Wattage | 1875 watts |
How far can 12 gauge wire run?
You can run a 12 gauge wire up to 70 feet on a 15 amp circuit. That number drops to 50 feet if you run 12 gauge wire on a 20 amp circuit.
Which is better 12 or 16-gauge extension cord?
The lower the number, the bigger the gauge and the greater the amperage and wattage is. In addition, a cord with a larger gauge will carry power a greater distance without dropping as much voltage compared to a cord with a smaller gauge.
Is a 12 gauge extension cord heavy duty?
A 10- to 12-gauge cord is for heavy and extra heavy duty applications (chainsaws, circular saws, shop vacs, air compressors, etc.). These are the heavier weight, and heavier duty cords designed for continual use on job sites, even in extreme weather, and are suitable for very high-amperage tools.
What can 12 3 wire be used for?
ROMEX® 12/3 wire is used in buildings for circuits that use higher amperage than the standard 20 amps. Most people are not familiar with this type of wire because it is used to hook up heavy-draw appliances such as water heaters and central air conditioning.
How far can I run 12 gauge wire on a 20 amp breaker?
After these distances, the circuit will go over the recommended 3% voltage drop. You can run a 12 gauge wire up to 70 feet on a 15 amp circuit. That number drops to 50 feet if you run 12 gauge wire on a 20 amp circuit.
How to choose the correct extension cord?
How much power you need in the outbuilding.
What are the best extension cords?
Voltec Outdoor Extension Cord (50 Feet,12 Gauge,15 A)
What is the best heavy duty extension cord?
An “S” cord is flexible and designed for general use.
How do you hide an extension cord?
Measure the wall to determine the length of the cords you want to cover.