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How many amps can 12 AWG handle?

How many amps can 12 AWG handle?

20 amps
“Twelve-gauge wire is good for 20 amps, 10-gauge wire is good for 30 amps, 8-gauge is good for 40 amps, and 6-gauge is good for 55 amps,” and “The circuit breaker or fuse is always sized to protect the conductor [wire].”

What is 12 AWG wire in MM?

Wire Gauge Conversion

Wire Number (Gauge) A.W.G. or B&S (Inches) A.W.G. Metric (MM)
11 0.0907″ 2.304mm
12 0.0808″ 2.052mm
13 0.072″ 1.829mm
14 0.0641″ 1.628mm

What is the diameter of 12 AWG wire?

Breaking Force for Copper Wire

AWG gauge Conductor Diameter Inches Ohms per 1000 ft.
12 0.0808 1.588
13 0.072 2.003
14 0.0641 2.525
15 0.0571 3.184

What does AWG 12 mean?

American Wire Gauge (AWG) vs. cross sectional area converter. The AWG standard includes copper, aluminum and other wire materials. Typical household copper wiring is AWG number 12 or 14. Telephone wire is usually 22, 24, or 26. The higher the gauge number, the smaller the diameter and the thinner the wire.

Can 12 AWG handle 30 amps?

Can You Use a 30-Amp Breaker on 12-Gauge Wire? You should not use a 30-amp circuit breaker on a 12-gauge wire. The circuit breaker installed on a circuit is of a specific size to protect a certain wire gauge. A larger breaker on a thinner wire will allow more current over the wire before tripping.

Can 12 gauge handle 25 amps?

A 12 gauge wire is rated for 25 amps. NEC only allows for it to be protected at a max of 20 amps (unless following an exception for motor loads).

What is AWG in cable?

American Wire Gauge (AWG) is the standard way to denote wire size in North America. In AWG, the larger the number, the smaller the wire diameter and thickness. The largest standard size is 0000 AWG, and 40 AWG is the smallest standard size.

What is AWG in MM?

AWG Metric Conversion Chart (AWG to mm)

American Wire Gauge (AWG) Diameter (in) Diameter (mm)
0 (1/0) 0.325 8.25
1 0.289 7.35
2 0.258 6.54
3 0.229 5.83

How many amps can 12 gauge wire handle at 240 volts?

20 AMP
Wire Size Selection for Long Runs

240 Volt, Conductor Size (AWG or kcmil) Single Phase, Max 3% Voltage Drop*
Copper 14 15 AMP**
Copper 12 20 AMP**
Copper 10 30 AMP**
Aluminum 8 30 AMP**

What is #12 wire?

Here’s a simple visual. Twelve gauge is about the thickness of a nickel, and 14-gauge is about the thickness of a dime. Also, look at the breaker for the circuit in question to see if it’s a 15-amp or a 20-amp breaker. A 20-amp circuit requires wire that’s 12-gauge or larger.

Can 12 AWG handle 25 amps?

Conclusion. So, can you put a 25 amp breaker on 12 gauge wire? Technically, yes. As long as the wire itself supports 25 amps, which is usually printed on its cover, then you can do so.

Can 12 gauge handle 30 amps?

What are the dimensions of an AWG?

AWG chart AWG # Diameter (inch) Diameter (mm) Area (kcmil) Area (mm 2) 6 0.1620 4.1154 26.2514 13.3018 7 0.1443 3.6649 20.8183 10.5488 8 0.1285 3.2636 16.5097 8.3656 9 0.1144 2.9064 13.0927 6.6342

What is the AWG gauge of a stranded wire?

The AWG gauge of a stranded wire represents the sum of the cross-sectional areas of the individual strands; the gaps between strands are not counted. When made with circular strands, these gaps occupy about 25% of the wire area, thus requiring the overall bundle diameter to be about 13% larger than a solid wire of equal gauge.

How do you calculate AWG wire size?

AWG Wire Sizes (see chart below) AWG: In the American Wire Gauge (AWG) system, wire size diameters can be calculated by applying the formula D (AWG)=.005·92 ((36-AWG)/39) inch. For the 00, 000, 0000 etc. gauges you use -1, -2, -3, which makes more sense mathematically than “double nought.”

What is the difference between AWG and metric gauge?

Note that in AWG the diameter goes up as the gauge goes down, but for metric gauges it is the opposite. Probably because of this confusion, most of the time metric sized wire is specified in millimeters rather than metric gauges. Definition: ampacity is the current carrying capability of a wire.