STRANDED CONDUCTORBare or TinnedSoft (Annealed), Medium Hard, Hard Drawn#16 AWG–4/0 AWG

Part

Number

Size
^(AWG)

Strand
^(no.)

Stranding

Class

Nominal

Diameter
^(in.)

Approx.

Net Weight
^(lb./1000')

HARD

DRAWN

_{Min. Breaking Strength}

^(lbs.)

HARD

DRAWN

_{DC Resistance}

^{(OHMS/1000')
@20°C}

MED HARD

DRAWN

_{Min. Breaking Strength}

^(lbs.)

MED HARD

DRAWN

_{DC Resistance}

^{(OHMS/1000')
@20°C}

SOFT

^(BARE)

_{DC Resistance}

^{(OHMS/1000')
@20°C}

SOFT

^(TINNED)

_{DC Resistance}

^{(OHMS/1000')
@20°C}

Ampacity*

BST26S16

16

26

K

0.058

     7.97

   124.7

4.2590

   100.4

4.2370

4.0960

4.1100

-

BST7S14

14

  7

B

0.073

   12.70

   197.1

2.6790

   157.7

2.6650

2.5800

2.6800

-

BST7S12

12

  7

B

0.092

   20.20

   311.1

1.6850

   247.7

1.6760

1.6200

1.6900

-

BST7S10

10

  7

B

0.115

   32.00

   491.7

1.0600

   388.9

1.0540

1.0200

1.0600

-

BST7S8

8

  7

B

0.143

   50.90

   777.0

0.6663

   610.0

0.6629

0.6408

0.6654

  98

BST7S6

6

  7

B

0.181

   81.00

1,228.0

0.4191

   959.0

0.4169

0.4030

0.4196

124

BST7S4

4

  7

A,B

0.230

128.90

1,938.0

0.2636

1,505.0

0.2622

0.2540

0.2637

155

BST7S3

3

  7

A,B

0.254

162.50

2,433.0

0.2090

1,885.0

0.2079

0.2010

0.2086

-

BST3S2

2

  3

AA

0.320

202.90

2,912.0

0.1641

2,298.0

0.1633

0.1578

-

209

BST7S2

2

  7

A,B

0.284

204.90

3,050.0

0.1660

2,360.0

0.1650

0.1594

0.1657

209

BST7S1

1

  7

A,AA

0.328

258.40

3,801.0

0.1316

2,955.0

0.1309

0.1265

0.1302

-

BST19S1

1

19

     B**

0.316

258.40

3,902.0

0.1316

3,039.0

0.1309

0.1265

0.1313

-

BST7S1/0

1/0

  7

A,AA

0.368

325.80

4,752.0

0.1042

3,705.0

0.1037

0.1002

0.1031

282

BST19S1/0

1/0

19

     B**

0.357

325.80

4,897.0

0.1042

3,802.0

0.1037

0.1003

0.1043

282

BST7S2/0

2/0

  7

A,AA

0.414

410.90

5,927.0

0.0826

4,640.0

0.0822

0.0795

0.0818

329

BST19S2/0

2/0

19

     B**

0.402

410.90

6,153.0

0.0826

4,765.0

0.0822

0.0795

0.0826

329

BST7S3/0

3/0

  7

A,AA

0.464

518.10

7,360.0

0.0655

5,812.0

0.0652

0.0631

0.0649

382

BST19S3/0

3/0

19

     B**

0.450

518.10

7,702.0

0.0655

5,973.0

0.0652

0.0631

0.0655

382

BST7S4/0

4/0

  7

A,AA

0.522

653.30

9,154.0

0.0519

7,278.0

0.0517

0.0499

-

444

BST19S4/0

4/0

19

     B**

0.509

653.30

9,617.0

0.0519

7,479.0

0.0517

0.0500

0.0515

444

*Per NEC Table 310.15 (B)(21). Based on conductor temperature of 80°C; ambient temperature of 40°C; 2 ft./sec. wind. **Ref ASTM B-787  NOTE: The data shown is approximate and subject to standard industry tolerance.