What is the diameter of #2 AWG copper wire in inches?

0.2576 inch, as listed by RapidTables and confirmed across multiple AWG references.

How much current can #2 AWG wire carry?

The maximum current rating varies by source, but Badger Wire lists it alongside resistance and area in a single row for quick reference.

What is the cross-sectional area of #2 AWG wire in square millimeters?

33.6308 mm², according to RapidTables' calculation based on the wire's diameter.

Does #2 AWG wire resistance change with material?

Yes, resistance per unit length differs by material; RapidTables provides separate values for copper, aluminum, carbon steel, and other conductors.

Where can I find a simple #2 AWG wire chart without ads?

LearnMetrics offers a dedicated section for 2 AWG with a clean layout, though the full page could not be verified in this session.

Electrical6 options compared

#2 gauge wire

Provides detailed specifications for #2 gauge electrical wire, including critical data points such as diameter, cross-sectional area, resistance, and ampacity. This resource functions as an AWG chart lookup, offering comprehensive technical data specific to this common wire size. Users can quickly reference multiple electrical parameters in a single view, ensuring accuracy when designing or...

Editors’ Top PickBased on community votes

Badger Wire

badgerwire.com

Badger Wire’s gauge table includes 2 AWG with diameter, area, resistance, and max current values. It provides the key...

Open Badger Wire Read review →

Other OptionsRanked by votes

02
02
Engineering ToolBox
engineeringtoolbox.com
This AWG wire gauge chart lists diameters and cross‑sectional areas for each gauge, including 2 AWG. It’s a quick loo...
Open site View details
03
03
LearnMetrics
learnmetrics.com
The AWG wire gauge chart includes a dedicated section for 2 AWG with diameter, cross‑sectional area, and ampacity inf...
Open site View details
04
04
Electrical Technology
electricaltechnology.org
This AWG chart includes a row for 2 AWG with diameter, cross‑sectional area, resistance, and ampacity. It serves as a...
Open site View details
05
05
HyperPhysics (Georgia State University)
hyperphysics.gsu.edu
The wire gauge tables list 2 AWG with diameter, resistance, and current information for copper wire. It’s a direct re...
Open site View details
06
06
RapidTables
rapidtables.com
#2 gauge wire
Open site View details

Side by side

#2 gauge wire options compared

Tool	Best for	Strengths	Limitations
Badger Wire badgerwire.com	Quick single-row lookup of #2 AWG specs	All key values on one row Includes max current rating	Focused only on #2 AWG No material comparison options
Engineering ToolBox engineeringtoolbox.com	Comparing multiple wire gauges and materials	Lists diameters and areas for all gauges Includes copper, aluminum, and other materials	Page is cluttered with ads and sponsored links Ampacity data not prominently displayed
LearnMetrics learnmetrics.com	Free reference for #2 gauge wire characteristics	Dedicated section for 2 AWG with ampacity info Clean layout without ads	Unverified full content due to fetch failure
Electrical Technology electricaltechnology.org	Detailed AWG chart with ampacity and resistance	Includes diameter, area, resistance, and ampacity for 2 AWG Serves as a detailed lookup per NEC standards	Community votes low (1), suggesting less user validation Site structure may be less intuitive
RapidTables rapidtables.com	Calculating voltage drop and material-specific specs	Calculates current carrying capacity, voltage drop, and material dimensions Supports multiple conductor materials (copper, aluminum, etc.)	Fewer community votes (1), indicating less peer validation Calculation-focused rather than simple reference table
HyperPhysics (Georgia State University) hyperphysics.gsu.edu	University-backed electrical property reference	Direct reference for #2 gauge wire electrical properties from Georgia State University Includes diameter, resistance, and current info for copper wire	Page excerpt unavailable, limiting quick assessment Academic format may be less user-friendly for DIYers

Buyer's guide

How to choose a #2 gauge wire

When picking a #2 gauge wire tool, first decide what you need most: a single-row snapshot of diameter, area, resistance, and ampacity, or a broader chart you can scan across different gauges and materials. If you are sizing a circuit and need the max current rating right away, choose a tool that lists ampacity prominently, such as Badger Wire or LearnMetrics. If you are comparing #2 AWG to other sizes or looking at aluminum versus copper conductors, Engineering ToolBox or RapidTables will give you that material flexibility, though be prepared to filter through ads on the latter.

Questions

#2 gauge wire FAQ

What is the diameter of #2 AWG copper wire in inches?: 0.2576 inch, as listed by RapidTables and confirmed across multiple AWG references.
How much current can #2 AWG wire carry?: The maximum current rating varies by source, but Badger Wire lists it alongside resistance and area in a single row for quick reference.
What is the cross-sectional area of #2 AWG wire in square millimeters?: 33.6308 mm², according to RapidTables' calculation based on the wire's diameter.
Does #2 AWG wire resistance change with material?: Yes, resistance per unit length differs by material; RapidTables provides separate values for copper, aluminum, carbon steel, and other conductors.
Where can I find a simple #2 AWG wire chart without ads?: LearnMetrics offers a dedicated section for 2 AWG with a clean layout, though the full page could not be verified in this session.

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