2-2-2-4 Aluminum wire can be placed in ducts or for direct burial.
The aluminum conductors are stranded, compacted, and readily accessible paralleled. These cables are mainly used in branch circuits and panel feeders.

Applications of 2-2-2-4 Aluminum Wire
2-2-2-4 aluminum wire is used in a number of essential modern industries. Among them are:
1. Residential Electrical Wiring
One of the primary uses of 2-2-2-4 aluminum wire is in residential electrical installations. It is commonly employed for powering various household appliances, lighting fixtures, and electrical outlets
2. Service Entrance Cable
2-2-2-4 aluminum wire is often utilized as a service entrance cable, connecting the main power source to residential or commercial buildings.
3. Subpanel Feeder
In larger buildings or properties where multiple electrical subpanels are required, 2-2-2-4 aluminum wire serves as a feeder cable. It carries power from the main panel to the secondary subpanels
4. Underground Wiring
Due to its resistance to moisture and corrosion, 2-2-2-4 aluminum wire is suitable for underground wiring applications
5. Temporary Power Distribution
When temporary power is needed for construction sites, events, or outdoor projects, 2-2-2-4 aluminum wire is commonly used for setting up temporary power distribution systems.
6. Industrial Applications
In industrial settings, 2-2-2-4 aluminum wire finds application in powering heavy machinery, motors, and equipment. Its high ampacity and robustness make it suitable for handling the electrical demands of industrial operations.
7. Renewable Energy Installations
With the growing focus on renewable energy sources, 2-2-2-4 aluminum wire is utilized in solar power and wind power installations.
8. Mobile Homes and RVs
Due to its flexibility and lightweight nature, 2-2-2-4 aluminum wire is commonly used in mobile homes and recreational vehicles (RVs).
9. Secondary Voltage Distribution
In certain electrical systems, such as in some commercial and industrial applications, 2-2-2-4 aluminum wire is employed for secondary voltage distribution.
What Is Number 2 Aluminum Wire Good For?
Due to its unique characteristics and capacities, number 2 aluminum wire, sometimes referred to as 2 AWG aluminum wire, has several applications. Number 2 aluminum wire can be used in the following applications:
- Large residential electrical installations.
- Service entrance cable for connecting the main power source.
- Feeder cable for subpanels in multi-level buildings or large homes.
- Industrial and commercial wiring for higher electrical currents.
- Overhead power distribution from utility poles to buildings.
- High-load circuits such as EV charging stations or industrial motors.
- Temporary power distribution in construction sites or events.
How Far Can You Run 2 2 4 Aluminum Wire?
The maximum distance of 2-2-4 aluminum wire that may be run depends on a number of variables, including the amperage of the circuit, the permitted voltage drop, and the local electrical code requirements. Voltage drop calculations and safe wire spacing are outlined in the National Electrical Code (NEC).
The wire’s ampacity is typically around 90 amperes, and the voltage drop should be within recommended percentages (e.g., 3% or 5%). Local electrical codes and calculations are necessary to determine the specific maximum distance.
Frequently Asked Questions and Answers (FAQs)
How Many Amps Is 2 2 4 Good For?
As a general guideline, 2-2-4 aluminum wire is typically rated for around 90 amperes.
What Is the Diameter of 2 2 2 4 Service Wire?
The diameter of 2-2-2-4 service wire is typically around 0.535 inches or 13.6 millimeters.
Conclusion
In conclusion, 2-2-2-4 aluminum wire offers a wide range of applications due to its versatility, durability, and conductivity. From residential electrical installations to service entrance cables and subpanel feeders, it handles heavy loads efficiently. However, it’s crucial to adhere to local electrical codes and consult professionals for safe and appropriate installation.
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