What Kind of Wire Do I Need for a 200 Amp Service?

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For a 200 amp service, you can choose 4/0 AWG aluminium or 2/0 AWG copper from the 75 degree C column in Table 310.15(B)(16).

But the question is what size wire do I need for a 200 amp underground service?

The #6 ground or #4 aluminium or #2 copper wire can fulfil your requirements. It is advisable to go for 4/0-4/0-2/0-4 quadplex as it is best rated for direct burial. 

If you are interested in getting 200 amp service, you must be interested in price as well.

A 200 amp breaker box would cost you around $100-$220, while a 100 amp breaker box would cost you around $50-$100.

You must be having certain questions like, what size wire do i require for 125 amp service or 150 amp service. 

Here is a small table to answer these queries.

Service or feeder ratingCopper conductorsAluminium conductors
125 amps#2 AWG#1/0 AWG
150 amps#1 AWG#2/0 AWG
200 amps#2/0 AWG#4/0 AWG

Related questions answers found

Can you bury the service entrance cable?

Yes, you can bury underground feeder cable at 24 inches, using PVC conduit to 18. Do not forget to include a service entrance ell, no matter which method you use. It includes removable cover that gives you access to the inside wires, above ground level.

What wire is used for underground service?

The underground cables consist of a conductor, a wire screen, insulating system and a sheath are used for underground services. Also, an electric conductor is present at the core, in case of extra-high-voltage. It is made up of copper.

What size underground electrical cable do I need?

The size selection of underground electrical cables depends on various factors. These factors include, total load, electrical demand, of the devices of the circuit. 

Here’s a table describing the size of wire required for 120-volt circuit:

14 AWG- 50 feet

12 AWG- 60 feet

10 AWG- 64 feet

8 AWG- 76 feet

6 AWG- 94 feet

How far can the breaker box be from the meter?

If you want to install a 200 amp electric panel in your house, it should be placed 15 feet away from the meter.

What size wire is needed for 125 amp service?

For a 125 amp service, the wire size should be 2/0. And the size of wire for 150 amp service should be 3/0. 

How do I run electricity from pole to house?

The three wires from the utility pole enter into a vertical conduit through a weatherhead. It routes them to the electric meter. From there it passes through the wall of the house to the electric panel. 

How do I calculate wire size?

A wire size can be calculated using small formula:

Firstly, calculate Voltage Drop Index using the following formula:

VDI: AMPS*FEET+ (% VOLT DROP*VOLTAGE)

Then determine the size of the wire using this chart.

Wire sizeCopper wireAluminium wire
AWGVDIAmpacityVDIAmpacity
00009926062205
0007822549175
006219539150
04917031135
23113020100
420951275
61275
8855
10530
12320
14215
161

What is a service entrance cable?

How much is a 200 amp box?

The cost and installation of a 200 amp box would be around $1300- $3000. The existing unit can be upgraded by paying this amount. The box alone will cost around $100-$220, while a 150 amp box would be around $100-$150. 

How is the service entrance cable pipe?

Aluminium Service Entrance Cable Product Selection (SER Cable)

Item                                                                                O.D. inches/ price

6-6-6 Aluminium SER Cable w/ 6 AWG ground. >> 0.717          $0.82/ ft

4-4-4 Aluminium SER Cable w/ 6 AWG ground. >> 0.823          $0.92/ ft

2-2-2 Aluminium SER Cable w/ 4 AWG ground. >>0.956           $1.37/ ft

1-1-1 Aluminium SER Cable w/ 3 AWG ground. >> 1.079          $1.67/ ft

What wire do I use for a 100 amp sub panel?

You would require three-wire cable with three insulated conductors. You would also require a bare copper ground wire. The cable should have a wire gauge sufficient to the amperage of the subpanel. A 100 amp subpanel requires #4 copper wires and #2 aluminium wires.

Can 10 AWG handle 35 amps?

No. A 10 AWG can handle only 30 amps. This is a short answer. But it depends on various factors like cable, environment, and the connected energy consumer. 

How many amps 8/3 wires can carry?

 The 8/3 wires can handle up to 45 amps. 

How many amps a #8 will carry?

Here is a small table to guide you:

14 AWG- 15 amps                                         8 AWG- 50 amps

12 AWG-  20 amps                                        6 AWG-  65 amps 

10 AWG-  30 amps                                         4 AWG-  85 amps

8 AWG-    40 amps                                       2 AWG- 115 amps

How many  amps can 8 gauge wire can handle?

An 8 gauge wire can handle 50 amps.

Can 12 gauge wire handle 30 amps?

The answer is No. A 12 gauge wire cannot handle 30 amps. It can only handle 20 amps.

What size wire do I need for 40 amps?

An 8 gauge wire is required to handle 40 amps. This is one of the most commonly used sizes among the electric cooking appliances.