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A #8 copper wire with an insulation factor of 75 or 90 degrees C has an ampacity of 45 amps. A #8 wire with an insulation factor of 60 degrees C has an ampacity of 40 amps.

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Q: What is the capacity of 8 gauge wire?
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Is 8 gauge weld wire fencing stronger than 10 gauge wire?

Wire gauges are defined in such a way that the lower the gauge, the thicker the wire. So, 8 gauge wire is thicker than 10 gauge wire.


What is gauge 8 means in copper electrical wire?

In cooper electrical wire, gauge 8 means the wire size assigned by the American Wire Gauge (AWG) system. That is why you always will hear about AWG WIRE, it's not the type of wire is the gauge that we are talking about. A gauge 8 wire will be used for connections requiring from 40-45 amps to a maximum of 73 amps. (24 for power transmission). Diameter of an 8 AWG wire is 0.12849 inches. 8 AWG is solid, not stranded.


Can you splice a 10 ga wire to a 20 ga wire?

30 gauge wire is much "thinner" than 10 gauge wire. Hence, if you are using 10 gauge for an application requiring only 30 gauge, it will more than handle any current flow. However, if the application requires 10 gauge wire you cannot use 30 gauge wire.


Can you connect a 8 gauge wire directly to a 10 or 12 gauge wire The appliance only requires 10 and 12 gauge but there is already 8 gauge running half way?

Yes you can. 8 ga. is better and more efficient than 12 ga. It will only benifit your install


Does the AWG of a wire stand for the size of wire?

It stands for American Wire Gauge and a designation like 10 AWG indicates the size. There are a number of other specifications which derive from the cross sectional area of the wire as designated by the gauge. One confusing aspect is as the number of the gauge gets smaller the current carrying capacity increases.

Related questions

How do you calculate wire gauge?

Wire gauge capacity is taken from a table in the electrical code book.


Is 8 gauge weld wire fencing stronger than 10 gauge wire?

Wire gauges are defined in such a way that the lower the gauge, the thicker the wire. So, 8 gauge wire is thicker than 10 gauge wire.


What is the function of a wire gauge?

The gauge of a wire measures its cross-sectional area and helps determine its current carrying capacity.


Can you gauge from an 8 to a 2?

like gauge wire?


What is gauge 8 means in copper electrical wire?

In cooper electrical wire, gauge 8 means the wire size assigned by the American Wire Gauge (AWG) system. That is why you always will hear about AWG WIRE, it's not the type of wire is the gauge that we are talking about. A gauge 8 wire will be used for connections requiring from 40-45 amps to a maximum of 73 amps. (24 for power transmission). Diameter of an 8 AWG wire is 0.12849 inches. 8 AWG is solid, not stranded.


What gauge wire do you need for a 12 amp?

For safety, approximately 6 or 8 mm. A #14 AWG copper wire with an insulation factor of 90 degree C will have a capacity of 15 amps.


What is AWG in cable?

American Wire Gauge. Measure the thickness of the cable.


How do you calculate the current carrying capacity of cables?

if you know the gauge of the wire you can learn its current carrying capacity


Can you splice a 10 ga wire to a 20 ga wire?

30 gauge wire is much "thinner" than 10 gauge wire. Hence, if you are using 10 gauge for an application requiring only 30 gauge, it will more than handle any current flow. However, if the application requires 10 gauge wire you cannot use 30 gauge wire.


What gauge wire is used for electric furnace heating elements?

normally 8 gauge wire is used for electric heat furnaces.


What gage wire is needed for a 35 amp ac?

Use 8 gauge wire.


Is number 8 gauge weld wire fencing stronger than number 10 gauge wire?

Due to the fact that a #8 wire is of a larger diameter than a #10 wire, I would say that logically it should be stronger to break.