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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 20 CKT R/A HEADER

39-29-1207
Molex
1: $6.49
143In Stock
800Expected 17/6/2026

Mfr. Part No.
39-29-1207

Mouser Part No
538-39-29-1207

Molex

Headers & Wire Housings 20 CKT R/A HEADER

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Datasheet

143In Stock

800Expected 17/6/2026

$6.49

$5.70

$5.63

$5.56

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Min.: 1
Mult.: 1

Headers & Wire Housings 22 CKT R/A HEADER

39-29-1228
Molex
1: $4.66
438In Stock
1,600Expected 25/2/2026

Mfr. Part No.
39-29-1228

Mouser Part No
538-39-29-1228

Molex

Headers & Wire Housings 22 CKT R/A HEADER

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Datasheet

438In Stock

1,600Expected 25/2/2026

$4.66

$4.30

$4.20

$3.92

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Min.: 1
Mult.: 1

Headers & Wire Housings 24 CKT R/A HEADER

39-29-1248
Molex
1: $6.32
104In Stock
300Expected 27/7/2026

Mfr. Part No.
39-29-1248

Mouser Part No
538-39-29-1248

Molex

Headers & Wire Housings 24 CKT R/A HEADER

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Datasheet

104In Stock

300Expected 27/7/2026

$6.32

$5.38

$5.27

$4.34

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Min.: 1
Mult.: 1

Headers & Wire Housings 10 CKT VERT HEADER

39-29-3106
Molex
1: $2.24
604In Stock

Mfr. Part No.
39-29-3106

Mouser Part No
538-39-29-3106

Molex

Headers & Wire Housings 10 CKT VERT HEADER

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Datasheet

604In Stock

$2.24

$1.90

$1.63

$1.53

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Min.: 1
Mult.: 1

Headers & Wire Housings 20 CKT VERT HEADER

39-29-3206
Molex
1: $4.50
609In Stock

Mfr. Part No.
39-29-3206

Mouser Part No
538-39-29-3206

Molex

Headers & Wire Housings 20 CKT VERT HEADER

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Datasheet

609In Stock

$4.50

$3.93

$3.88

$3.34

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Min.: 1
Mult.: 1

Headers & Wire Housings MiniFitJr Hdr RA 2P W/PCBMnt Flg .76umAu

39-29-4029
Molex
1: $2.81
32In Stock
1,720Expected 21/4/2026

Mfr. Part No.
39-29-4029

Mouser Part No
538-39-29-4029

Molex

Headers & Wire Housings MiniFitJr Hdr RA 2P W/PCBMnt Flg .76umAu

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Datasheet

32In Stock

1,720Expected 21/4/2026

$2.81

$2.39

$2.03

$1.79

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Min.: 1
Mult.: 1

Headers & Wire Housings NEW MINI FIT CONN W MINI FIT CONN ASSY

39-29-4069
Molex
1: $5.99
5In Stock

Mfr. Part No.
39-29-4069

Mouser Part No
538-39-29-4069

Molex

Headers & Wire Housings NEW MINI FIT CONN W MINI FIT CONN ASSY

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Datasheet

5In Stock

$5.99

$5.45

$4.13

$3.91

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Min.: 1
Mult.: 1

Headers & Wire Housings MiniFit Jr RA DR /Fl /Flgs 30Au V-0 10Ck

39-29-4109
Molex
1: $8.16
214In Stock

Mfr. Part No.
39-29-4109

Mouser Part No
538-39-29-4109

Molex

Headers & Wire Housings MiniFit Jr RA DR /Fl /Flgs 30Au V-0 10Ck

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Datasheet

214In Stock

$8.16

$7.31

$6.98

$6.84

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Min.: 1
Mult.: 1

Headers & Wire Housings MiniFit Jr RA DR /Fl /Flgs 30Au V-0 12Ckt

39-29-4129
Molex
1: $10.02
42In Stock

Mfr. Part No.
39-29-4129

Mouser Part No
538-39-29-4129

Molex

Headers & Wire Housings MiniFit Jr RA DR /Fl /Flgs 30Au V-0 12Ckt

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Datasheet

42In Stock

$10.02

$8.31

$7.52

$7.30

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Min.: 1
Mult.: 1

Headers & Wire Housings 20CKT MINIFIT ASSEMB SEMBLY A556920AG1210

39-29-4209
Molex
1: $14.16
140In Stock

Mfr. Part No.
39-29-4209

Mouser Part No
538-39-29-4209

Molex

Headers & Wire Housings 20CKT MINIFIT ASSEMB SEMBLY A556920AG1210

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Datasheet

140In Stock

$14.16

$13.91

$13.11

$10.44

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Min.: 1
Mult.: 1

Headers & Wire Housings 2 CKT R/A HEADER

39-29-5023
Molex
1: $1.96
479In Stock
4,800Expected 16/3/2026

Mfr. Part No.
39-29-5023

Mouser Part No
538-39-29-5023

Molex

Headers & Wire Housings 2 CKT R/A HEADER

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Datasheet

479In Stock

4,800Expected 16/3/2026

$1.96

$1.68

$1.67

$1.46

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Min.: 1
Mult.: 1

Headers & Wire Housings 8 CKT R/A HEADER

39-29-5083
Molex
1: $4.73
401In Stock

Mfr. Part No.
39-29-5083

Mouser Part No
538-39-29-5083

Molex

Headers & Wire Housings 8 CKT R/A HEADER

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Datasheet

401In Stock

$4.73

$4.35

$4.25

$4.04

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Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FIT JR. HEADER

39-29-5163
Molex
1: $8.08
133In Stock

Mfr. Part No.
39-29-5163

Mouser Part No
538-39-29-5163

Molex

Headers & Wire Housings MINI-FIT JR. HEADER

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Datasheet

133In Stock

$8.08

$7.58

$7.01

$5.95

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Min.: 1
Mult.: 1

Headers & Wire Housings 20 CKT R/A HEADER

39-29-5203
Molex
1: $14.39
197In Stock

Mfr. Part No.
39-29-5203

Mouser Part No
538-39-29-5203

Molex

Headers & Wire Housings 20 CKT R/A HEADER

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Datasheet

197In Stock

$14.39

$12.95

$12.20

$11.88

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Min.: 1
Mult.: 1

Headers & Wire Housings 4 CKT VERT HEADER

39-29-9046
Molex
1: $1.35
2,603In Stock

Mfr. Part No.
39-29-9046

Mouser Part No
538-39-29-9046

Molex

Headers & Wire Housings 4 CKT VERT HEADER

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Datasheet

2,603In Stock

$1.35

$1.12

$1.11

$0.878

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Min.: 1
Mult.: 1

Headers & Wire Housings 8 CKT VERT HEADER

39-29-9086
Molex
1: $2.17
655In Stock

Mfr. Part No.
39-29-9086

Mouser Part No
538-39-29-9086

Molex

Headers & Wire Housings 8 CKT VERT HEADER

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Datasheet

655In Stock

$2.17

$1.85

$1.68

$1.61

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Min.: 1
Mult.: 1

Headers & Wire Housings MiniFitJrHdr Vt DR W W/Pgs 30Au V-0 14Ckt

39-29-9149
Molex
1: $10.93
274In Stock

Mfr. Part No.
39-29-9149

Mouser Part No
538-39-29-9149

Molex

Headers & Wire Housings MiniFitJrHdr Vt DR W W/Pgs 30Au V-0 14Ckt

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Datasheet

274In Stock

$10.93

$10.06

$7.35

$7.26

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Min.: 1
Mult.: 1

Headers & Wire Housings 16 CKT VERT HEADER

39-29-9162
Molex
1: $2.93
647In Stock

Mfr. Part No.
39-29-9162

Mouser Part No
538-39-29-9162

Molex

Headers & Wire Housings 16 CKT VERT HEADER

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Datasheet

647In Stock

$2.93

$2.64

$2.24

$2.00

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Min.: 1
Mult.: 1

Headers & Wire Housings 16 CKT VERT HEADER

39-29-9166
Molex
1: $3.59
618In Stock

Mfr. Part No.
39-29-9166

Mouser Part No
538-39-29-9166

Molex

Headers & Wire Housings 16 CKT VERT HEADER

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Datasheet

618In Stock

$3.59

$3.34

$3.06

$3.02

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Min.: 1
Mult.: 1

Headers & Wire Housings 16 CKT VERT HEADER

39-29-9167
Molex
1: $4.11
673In Stock

Mfr. Part No.
39-29-9167

Mouser Part No
538-39-29-9167

Molex

Headers & Wire Housings 16 CKT VERT HEADER

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Datasheet

673In Stock

$4.11

$3.50

$3.00

$2.71

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Min.: 1
Mult.: 1

Headers & Wire Housings 18 CKT VERT HEADER

39-29-9182
Molex
1: $3.64
105In Stock

Mfr. Part No.
39-29-9182

Mouser Part No
538-39-29-9182

Molex

Headers & Wire Housings 18 CKT VERT HEADER

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Datasheet

105In Stock

$3.64

$3.24

$3.09

$2.75

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Min.: 1
Mult.: 1

Headers & Wire Housings 18 CKT VERT HEADER

39-29-9186
Molex
1: $5.23
131In Stock
1,680Expected 3/6/2026

Mfr. Part No.
39-29-9186

Mouser Part No
538-39-29-9186

Molex

Headers & Wire Housings 18 CKT VERT HEADER

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Datasheet

131In Stock

1,680Expected 3/6/2026

$5.23

$4.80

$4.28

$4.00

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Min.: 1
Mult.: 1

Headers & Wire Housings 20 CKT VERT HEADER

39-29-9203
Molex
1: $2.82
348In Stock
1,440Expected 2/6/2026

Mfr. Part No.
39-29-9203

Mouser Part No
538-39-29-9203

Molex

Headers & Wire Housings 20 CKT VERT HEADER

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Datasheet

348In Stock

1,440Expected 2/6/2026

$2.82

$2.40

$2.29

$2.09

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Min.: 1
Mult.: 1

Headers & Wire Housings MINIFITJR HDR VT DR W/PGS 30AU V0 22 CKT

39-29-9229
Molex
1: $10.09
431In Stock

Mfr. Part No.
39-29-9229

Mouser Part No
538-39-29-9229

Molex

Headers & Wire Housings MINIFITJR HDR VT DR W/PGS 30AU V0 22 CKT

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Datasheet

431In Stock

$10.09

$9.13

$8.63

$8.42

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Min.: 1
Mult.: 1

Headers & Wire Housings 24CKT RA DR HDR

39-30-0240
Molex
1: $7.42
161In Stock
6,000Expected 20/7/2026

Mfr. Part No.
39-30-0240

Mouser Part No
538-39-30-0240

Molex

Headers & Wire Housings 24CKT RA DR HDR

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Datasheet

161In Stock

6,000Expected 20/7/2026

$7.42

$6.19

$6.06

$5.99

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Min.: 1
Mult.: 1

Mini-Fit Jr. Connectors

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Mini-Fit Jr. Connectors

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