Connectors – Mouser Canada

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Mini-Fit Jr. Wire-to-Board Connectors

Molex Mini-Fit Jr.™ Wire-to-Board Connectors are designed for power applications up to 9.0A per circuit. The offering includes 2-to-24 circuit options, and features multiple plating and material selections. The Mini-Fit Jr.™ Wire-to-Board Connectors are available in female contact, right-angle/single row header, right-angle/double row header, vertical/single row header, vertical/double row header, single-row receptacle, and double-row receptacle versions.

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Part #

Headers & Wire Housings 18 CKT VERT HEADER

39-29-9182
Molex
1: $4.00
105In Stock

Mfr. Part #
39-29-9182

Mouser Part #
538-39-29-9182

Molex

Headers & Wire Housings 18 CKT VERT HEADER

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Datasheet

105In Stock

$4.00

$3.61

$3.44

$3.07

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Min.: 1
Mult.: 1

Headers & Wire Housings 18 CKT VERT HEADER

39-29-9186
Molex
1: $6.25
131In Stock
1,680Expected 2026-06-03

Mfr. Part #
39-29-9186

Mouser Part #
538-39-29-9186

Molex

Headers & Wire Housings 18 CKT VERT HEADER

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Datasheet

131In Stock

1,680Expected 2026-06-03

$6.25

$5.35

$4.56

$4.06

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Min.: 1
Mult.: 1

Headers & Wire Housings 20 CKT VERT HEADER

39-29-9203
Molex
1: $3.15
348In Stock
1,440Expected 2026-02-24

Mfr. Part #
39-29-9203

Mouser Part #
538-39-29-9203

Molex

Headers & Wire Housings 20 CKT VERT HEADER

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Datasheet

348In Stock

1,440Expected 2026-02-24

$3.15

$2.68

$2.56

$2.28

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Min.: 1
Mult.: 1

Headers & Wire Housings 20 CKT VERT HEADER

39-29-9207
Molex
1: $6.45
1In Stock

Mfr. Part #
39-29-9207

Mouser Part #
538-39-29-9207

Molex

Headers & Wire Housings 20 CKT VERT HEADER

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Datasheet

1In Stock

$6.45

$5.69

$5.53

$4.63

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Min.: 1
Mult.: 1

Headers & Wire Housings 12 CKT R/A HEADER

39-30-1121
Molex
1: $6.34
569In Stock
2,883On Order

Mfr. Part #
39-30-1121

Mouser Part #
538-39-30-1121

Molex

Headers & Wire Housings 12 CKT R/A HEADER

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Datasheet

569In Stock

2,883On Order

$6.34

$5.77

$5.46

$5.08

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Min.: 1
Mult.: 1

Headers & Wire Housings 3 CKT VERT HEADER

39-30-2030
Molex
1: $1.18
1,650In Stock
21,252Expected 2026-05-04

Mfr. Part #
39-30-2030

Mouser Part #
538-39-30-2030

Molex

Headers & Wire Housings 3 CKT VERT HEADER

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Datasheet

1,650In Stock

21,252Expected 2026-05-04

$1.18

$0.915

$0.913

$0.832

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Min.: 1
Mult.: 1

Headers & Wire Housings 4.2MM 2R VERT 6P HDR SN W/SNAP-IN PEG LC

39-30-6067
Molex
1: $1.35
939In Stock

Mfr. Part #
39-30-6067

Mouser Part #
538-39-30-6067

Molex

Headers & Wire Housings 4.2MM 2R VERT 6P HDR SN W/SNAP-IN PEG LC

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Datasheet

939In Stock

$1.35

$1.15

$0.977

$0.873

$0.777

Min.: 1
Mult.: 1

Headers & Wire Housings 4.2MM 2R VERT 8P HDR SN W/SNAP-IN PEG LC

39-30-6087
Molex
1: $1.64
2,145In Stock

Mfr. Part #
39-30-6087

Mouser Part #
538-39-30-6087

Molex

Headers & Wire Housings 4.2MM 2R VERT 8P HDR SN W/SNAP-IN PEG LC

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Datasheet

2,145In Stock

$1.64

$1.39

$1.24

$1.15

$1.06

Min.: 1
Mult.: 1

Headers & Wire Housings 4.2MM 2R VERT14P HDR SN W/SNAP-IN PEG LCK

39-30-6147
Molex
1: $2.71
753In Stock

Mfr. Part #
39-30-6147

Mouser Part #
538-39-30-6147

Molex

Headers & Wire Housings 4.2MM 2R VERT14P HDR SN W/SNAP-IN PEG LCK

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Datasheet

753In Stock

$2.71

$2.29

$1.94

$1.74

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Min.: 1
Mult.: 1

Headers & Wire Housings 4.2MM 2R VERT24P HDR SN W/SNAP-IN PEG LCK

39-30-6247
Molex
1: $4.39
585In Stock

Mfr. Part #
39-30-6247

Mouser Part #
538-39-30-6247

Molex

Headers & Wire Housings 4.2MM 2R VERT24P HDR SN W/SNAP-IN PEG LCK

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Datasheet

585In Stock

$4.39

$4.05

$3.95

$3.81

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Min.: 1
Mult.: 1

Headers & Wire Housings 2 CKT VERT HEADER

39-31-0020
Molex
1: $0.791
1,390In Stock
7,200Expected 2026-02-16

Mfr. Part #
39-31-0020

Mouser Part #
538-39-31-0020

Molex

Headers & Wire Housings 2 CKT VERT HEADER

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Datasheet

1,390In Stock

7,200Expected 2026-02-16

$0.791

$0.679

$0.645

$0.60

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Min.: 1
Mult.: 1

Headers & Wire Housings 2 CKT VERT HEADER

39-31-0028
Molex
1: $2.48
3,096In Stock
4,017Expected 2026-06-15

Mfr. Part #
39-31-0028

Mouser Part #
538-39-31-0028

Molex

Headers & Wire Housings 2 CKT VERT HEADER

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Datasheet

3,096In Stock

4,017Expected 2026-06-15

$2.48

$2.17

$2.08

$1.94

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Min.: 1
Mult.: 1

Headers & Wire Housings 10 CKT VERT HEADER

39-31-0100
Molex
1: $2.37
382In Stock
4,000On Order

Mfr. Part #
39-31-0100

Mouser Part #
538-39-31-0100

Molex

Headers & Wire Housings 10 CKT VERT HEADER

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Datasheet

382In Stock

4,000On Order

$2.37

$1.89

$1.80

$1.74

$1.66

Min.: 1
Mult.: 1

Headers & Wire Housings 24P VERT HDR W/PEGS

44206-0002
Molex
1: $3.08
530In Stock

Mfr. Part #
44206-0002

Mouser Part #
538-44206-0002

Molex

Headers & Wire Housings 24P VERT HDR W/PEGS

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Datasheet

530In Stock

$3.08

$2.62

$2.22

$2.11

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Min.: 1
Mult.: 1

Headers & Wire Housings MiniFit Jr. 3Ckt Rec ecept. Hsg V-2 Blac

50-29-1662
Molex
1: $0.713
20,191In Stock

Mfr. Part #
50-29-1662

Mouser Part #
538-50-29-1662

Molex

Headers & Wire Housings MiniFit Jr. 3Ckt Rec ecept. Hsg V-2 Blac

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Datasheet

20,191In Stock

$0.713

$0.594

$0.535

$0.487

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Min.: 1
Mult.: 1

Headers & Wire Housings 4.2MM WTB HIGH TEMP VERT HEADER W/O FLNG

87427-0444
Molex
1: $0.868
297In Stock
9,000Expected 2026-05-20

Mfr. Part #
87427-0444

Mouser Part #
538-87427-0444

Molex

Headers & Wire Housings 4.2MM WTB HIGH TEMP VERT HEADER W/O FLNG

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Datasheet

297In Stock

9,000Expected 2026-05-20

$0.868

$0.732

$0.722

$0.611

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Min.: 1
Mult.: 1

Headers & Wire Housings 4.20mm WtB VtHdr HT /OMntFlg 2.54Sn 8Ckt

87427-0842
Molex
1: $2.09
166In Stock
4,750Expected 2026-06-16

Mfr. Part #
87427-0842

Mouser Part #
538-87427-0842

Molex

Headers & Wire Housings 4.20mm WtB VtHdr HT /OMntFlg 2.54Sn 8Ckt

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Datasheet

166In Stock

4,750Expected 2026-06-16

$2.09

$1.80

$1.75

$1.42

Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FITJR W-T-B HDR 10CKT

87427-1042
Molex
1: $2.06
1,010In Stock

Mfr. Part #
87427-1042

Mouser Part #
538-87427-1042

Molex

Headers & Wire Housings MINI-FITJR W-T-B HDR 10CKT

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Datasheet

1,010In Stock

$2.06

$1.84

$1.80

$1.78

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Min.: 1
Mult.: 1

Headers & Wire Housings 4.2mm WtB VtHdr HT / OMntFlg 2.54Sn 12Ck

87427-1242
Molex
1: $3.64
968In Stock

Mfr. Part #
87427-1242

Mouser Part #
538-87427-1242

Molex

Headers & Wire Housings 4.2mm WtB VtHdr HT / OMntFlg 2.54Sn 12Ck

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Datasheet

968In Stock

$3.64

$3.10

$2.62

$2.60

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Min.: 1
Mult.: 1

Headers & Wire Housings 4.2mm WtB VtHdr HT / OMntFlg 2.54Sn 14Ckt

87427-1442
Molex
1: $4.45
1,500Expected 2026-04-30

Mfr. Part #
87427-1442

Mouser Part #
538-87427-1442

Molex

Headers & Wire Housings 4.2mm WtB VtHdr HT / OMntFlg 2.54Sn 14Ckt

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Datasheet

1,500Expected 2026-04-30

$4.45

$4.05

$3.83

$3.69

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Min.: 1
Mult.: 1

Headers & Wire Housings 4.2mm WtB VtHdr HT / OMntFlg 2.54Sn 20Ckt

87427-2042
Molex
1: $5.74
177In Stock
1,000Expected 2026-03-17

Mfr. Part #
87427-2042

Mouser Part #
538-87427-2042

Molex

Headers & Wire Housings 4.2mm WtB VtHdr HT / OMntFlg 2.54Sn 20Ckt

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Datasheet

177In Stock

1,000Expected 2026-03-17

$5.74

$4.88

$3.95

$3.66

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Min.: 1
Mult.: 1

Headers & Wire Housings 4.2mm WtB RAHdr HT / OMntFlg 2.54Sn 20Ckt

87427-2012
Molex
1: $8.62
553In Stock
Factory Special Order

Mfr. Part #
87427-2012

Mouser Part #
538-87427-2012

Factory Special Order

Molex

Headers & Wire Housings 4.2mm WtB RAHdr HT / OMntFlg 2.54Sn 20Ckt

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Datasheet

553In Stock

$8.62

$7.84

$7.42

$7.25

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Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FIT JR. HEADER

39-29-5223
Molex
1: $17.34
44In Stock

Mfr. Part #
39-29-5223

Mouser Part #
538-39-29-5223

Molex

Headers & Wire Housings MINI-FIT JR. HEADER

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Datasheet

44In Stock

$17.34

$15.38

$14.79

$14.20

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Min.: 1
Mult.: 1

Headers & Wire Housings 14 CKT VERT HEADER

39-29-9147
Molex
1: $4.73
35In Stock

Mfr. Part #
39-29-9147

Mouser Part #
538-39-29-9147

Molex

Headers & Wire Housings 14 CKT VERT HEADER

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Datasheet

35In Stock

$4.73

$4.01

$3.81

$2.96

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Min.: 1
Mult.: 1

Headers & Wire Housings MiniFitJrHdr Vt DR W W/Pgs 30Au V-0 24Ckt

39-29-9249
Molex
1: $23.06
53In Stock

Mfr. Part #
39-29-9249

Mouser Part #
538-39-29-9249

Molex

Headers & Wire Housings MiniFitJrHdr Vt DR W W/Pgs 30Au V-0 24Ckt

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Datasheet

53In Stock

$23.06

$20.44

$19.65

$18.88

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Min.: 1
Mult.: 1

Mini-Fit Jr. Wire-to-Board Connectors

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