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Mini-Fit Jr. Connectors

Molex Mini-Fit Jr. Connectors are ideal for higher-current / higher-density applications that require design flexibility for wire-to-wire and wire-to-board configurations. Molex Mini-Fit Jr. connectors are made for power applications up to 9.0A per circuit. The connectors feature fully isolated terminals, positive housing locks, low-engagement forces, and polarized housings. They are UL recognized, CSA approved, and TUV licensed. All components are lead free and RoHS compliant. Molex Mini-Fit Jr. Connectors are available in a single row or dual row, 2 to 24 circuit options, and multiple plating and material selections.

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Part #

Headers & Wire Housings 10 CKT VERT HEADER

39-28-8100
Molex
1: Rp27.336
2.973In Stock

Mfr. Part No.
39-28-8100

Mouser Part No
538-39-28-8100

Molex

Headers & Wire Housings 10 CKT VERT HEADER

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Datasheet

2.973In Stock

Rp27.336

Rp24.767

Rp24.400

Rp24.217

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Min.: 1
Mult.: 1

Headers & Wire Housings 8 CKT VERT HEADER

39-28-9088
Molex
1: Rp66.596
4.646In Stock

Mfr. Part No.
39-28-9088

Mouser Part No
538-39-28-9088

Molex

Headers & Wire Housings 8 CKT VERT HEADER

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Datasheet

4.646In Stock

Rp66.596

Rp56.689

Rp53.203

Rp48.067

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Min.: 1
Mult.: 1

Headers & Wire Housings 10 CKT VERT HEADER

39-28-9108
Molex
1: Rp94.298
1.202In Stock
649Expected 11/05/2026

Mfr. Part No.
39-28-9108

Mouser Part No
538-39-28-9108

Molex

Headers & Wire Housings 10 CKT VERT HEADER

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Datasheet

1.202In Stock

649Expected 11/05/2026

Rp94.298

Rp85.676

Rp81.273

Rp79.255

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Min.: 1
Mult.: 1

Headers & Wire Housings 6 CKT VERT HEADER

39-29-0063
Molex
1: Rp61.276
1.367In Stock

Mfr. Part No.
39-29-0063

Mouser Part No
538-39-29-0063

Molex

Headers & Wire Housings 6 CKT VERT HEADER

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Datasheet

1.367In Stock

Rp61.276

Rp55.772

Rp52.836

Rp49.167

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Min.: 1
Mult.: 1

Headers & Wire Housings 20 CKT R/A HEADER

39-29-1208
Molex
1: Rp58.707
638In Stock

Mfr. Part No.
39-29-1208

Mouser Part No
538-39-29-1208

Molex

Headers & Wire Housings 20 CKT R/A HEADER

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Datasheet

638In Stock

Rp58.707

Rp57.790

Rp43.297

Rp41.279

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Min.: 1
Mult.: 1

Headers & Wire Housings 4 CKT VERT HEADER

39-29-3046
Molex
1: Rp11.741
7.240In Stock

Mfr. Part No.
39-29-3046

Mouser Part No
538-39-29-3046

Molex

Headers & Wire Housings 4 CKT VERT HEADER

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Datasheet

7.240In Stock

Rp11.741

Rp9.980

Rp9.613

Rp8.292

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Min.: 1
Mult.: 1

Headers & Wire Housings 4.20MM MINI FIT JR. RA 12 CKT

39-29-5123
Molex
1: Rp59.441
1.006In Stock

Mfr. Part No.
39-29-5123

Mouser Part No
538-39-29-5123

Molex

Headers & Wire Housings 4.20MM MINI FIT JR. RA 12 CKT

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Datasheet

1.006In Stock

Rp59.441

Rp50.635

Rp50.452

Rp47.700

Min.: 1
Mult.: 1

Headers & Wire Housings 6 CKT VERT HEADER

39-29-6068
Molex
1: Rp47.516
1.562In Stock

Mfr. Part No.
39-29-6068

Mouser Part No
538-39-29-6068

Molex

Headers & Wire Housings 6 CKT VERT HEADER

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Datasheet

1.562In Stock

Rp47.516

Rp40.545

Rp39.444

Rp34.490

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Min.: 1
Mult.: 1

Headers & Wire Housings 2 CKT VERT HEADER

39-29-9027
Molex
1: Rp9.540
21.526In Stock

Mfr. Part No.
39-29-9027

Mouser Part No
538-39-29-9027

Molex

Headers & Wire Housings 2 CKT VERT HEADER

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Datasheet

21.526In Stock

Rp9.540

Rp8.109

Rp7.375

Rp6.329

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Min.: 1
Mult.: 1

Headers & Wire Housings 4 CKT VERT HEADER

39-29-9042
Molex
1: Rp8.990
4.954In Stock

Mfr. Part No.
39-29-9042

Mouser Part No
538-39-29-9042

Molex

Headers & Wire Housings 4 CKT VERT HEADER

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Datasheet

4.954In Stock

Rp8.990

Rp7.650

Rp6.513

Rp5.871

Min.: 1
Mult.: 1

Headers & Wire Housings 4 CKT VERT HEADER

39-29-9043
Molex
1: Rp8.990
10.338In Stock

Mfr. Part No.
39-29-9043

Mouser Part No
538-39-29-9043

Molex

Headers & Wire Housings 4 CKT VERT HEADER

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Datasheet

10.338In Stock

Rp8.990

Rp7.412

Rp7.393

Rp6.696

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Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FIT JR. HEADER

39-29-9065
Molex
1: Rp50.635
3.863In Stock

Mfr. Part No.
39-29-9065

Mouser Part No
538-39-29-9065

Molex

Headers & Wire Housings MINI-FIT JR. HEADER

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Datasheet

3.863In Stock

Rp50.635

Rp42.563

Rp41.645

Rp38.710

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Min.: 1
Mult.: 1

Headers & Wire Housings 6 CKT VERT HEADER

39-29-9067
Molex
1: Rp18.896
4.249In Stock

Mfr. Part No.
39-29-9067

Mouser Part No
538-39-29-9067

Molex

Headers & Wire Housings 6 CKT VERT HEADER

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Datasheet

4.249In Stock

Rp18.896

Rp15.099

Rp15.007

Rp12.952

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Min.: 1
Mult.: 1

Headers & Wire Housings 8 CKT VERT HEADER

39-29-9083
Molex
1: Rp17.245
9.284In Stock
403Expected 04/05/2026

Mfr. Part No.
39-29-9083

Mouser Part No
538-39-29-9083

Molex

Headers & Wire Housings 8 CKT VERT HEADER

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Datasheet

9.284In Stock

403Expected 04/05/2026

Rp17.245

Rp12.897

Rp12.714

Rp12.622

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Min.: 1
Mult.: 1

Headers & Wire Housings 8 CKT VERT HEADER

39-29-9087
Molex
1: Rp27.152
3.100In Stock
871Expected 15/06/2026

Mfr. Part No.
39-29-9087

Mouser Part No
538-39-29-9087

Molex

Headers & Wire Housings 8 CKT VERT HEADER

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Datasheet

3.100In Stock

871Expected 15/06/2026

Rp27.152

Rp21.648

Rp21.465

Rp21.281

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Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FIT JR. HEADER

39-29-9127
Molex
1: Rp42.746
2.377In Stock

Mfr. Part No.
39-29-9127

Mouser Part No
538-39-29-9127

Molex

Headers & Wire Housings MINI-FIT JR. HEADER

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Datasheet

2.377In Stock

Rp42.746

Rp37.242

Rp35.591

Rp34.857

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Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FIT JR. HEADER

39-29-9222
Molex
1: Rp49.718
1.227In Stock

Mfr. Part No.
39-29-9222

Mouser Part No
538-39-29-9222

Molex

Headers & Wire Housings MINI-FIT JR. HEADER

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Datasheet

1.227In Stock

Rp49.718

Rp44.214

Rp40.178

Rp38.894

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Min.: 1
Mult.: 1

Headers & Wire Housings 10 CKT R/A HEADER

39-30-0100
Molex
1: Rp26.785
2.613In Stock

Mfr. Part No.
39-30-0100

Mouser Part No
538-39-30-0100

Molex

Headers & Wire Housings 10 CKT R/A HEADER

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Datasheet

2.613In Stock

Rp26.785

Rp24.217

Rp24.033

Rp22.749

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Min.: 1
Mult.: 1

Headers & Wire Housings 14 CKT R/A HEADER

39-30-0140
Molex
1: Rp32.289
5.520In Stock

Mfr. Part No.
39-30-0140

Mouser Part No
538-39-30-0140

Molex

Headers & Wire Housings 14 CKT R/A HEADER

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Datasheet

5.520In Stock

Rp32.289

Rp30.454

Rp29.537

Rp28.620

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Min.: 1
Mult.: 1

Headers & Wire Housings 16 CKT R/A HEADER

39-30-0160
Molex
1: Rp52.470
1.395In Stock
182Expected 01/06/2026

Mfr. Part No.
39-30-0160

Mouser Part No
538-39-30-0160

Molex

Headers & Wire Housings 16 CKT R/A HEADER

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Datasheet

1.395In Stock

182Expected 01/06/2026

Rp52.470

Rp44.764

Rp37.976

Rp37.242

Rp34.674

Min.: 1
Mult.: 1

Headers & Wire Housings 2 CKT R/A HEADER

39-30-1021
Molex
1: Rp19.997
3.313In Stock

Mfr. Part No.
39-30-1021

Mouser Part No
538-39-30-1021

Molex

Headers & Wire Housings 2 CKT R/A HEADER

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Datasheet

3.313In Stock

Rp19.997

Rp16.988

Rp16.420

Rp14.457

Rp12.989

Min.: 1
Mult.: 1

Headers & Wire Housings 2 CKT R/A HEADER

39-30-1022
Molex
1: Rp27.152
8.504In Stock

Mfr. Part No.
39-30-1022

Mouser Part No
538-39-30-1022

Molex

Headers & Wire Housings 2 CKT R/A HEADER

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Datasheet

8.504In Stock

Rp27.152

Rp23.116

Rp19.630

Rp17.465

Rp17.429

Min.: 1
Mult.: 1

Headers & Wire Housings 3 CKT VERT HEADER

39-30-1039
Molex
1: Rp11.558
1.006In Stock
48.576Expected 11/05/2026

Mfr. Part No.
39-30-1039

Mouser Part No
538-39-30-1039

Molex

Headers & Wire Housings 3 CKT VERT HEADER

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Datasheet

1.006In Stock

48.576Expected 11/05/2026

Rp11.558

Rp9.467

Rp9.173

Rp7.779

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Min.: 1
Mult.: 1

Headers & Wire Housings 4 CKT R/A HEADER

39-30-1040
Molex
1: Rp12.475
24.947In Stock
22.185On Order

Mfr. Part No.
39-30-1040

Mouser Part No
538-39-30-1040

Molex

Headers & Wire Housings 4 CKT R/A HEADER

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Datasheet

24.947In Stock

22.185On Order

Rp12.475

Rp10.421

Rp8.971

Rp8.659

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Min.: 1
Mult.: 1

Headers & Wire Housings 4 CKT R/A HEADER

39-30-1041
Molex
1: Rp41.279
3.589In Stock
19.900Expected 11/02/2026

Mfr. Part No.
39-30-1041

Mouser Part No
538-39-30-1041

Molex

Headers & Wire Housings 4 CKT R/A HEADER

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Datasheet

3.589In Stock

19.900Expected 11/02/2026

Rp41.279

Rp35.958

Rp34.490

Rp32.106

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Min.: 1
Mult.: 1

Mini-Fit Jr. Connectors

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Mini-Fit Jr. Connectors

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