Connectors – Mouser Singapore

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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 2 CKT VERT HEADER

39-31-0020
Molex
1: $0.778
6,400In Stock
2,080On Order

Mfr. Part No.
39-31-0020

Mouser Part No
538-39-31-0020

Molex

Headers & Wire Housings 2 CKT VERT HEADER

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Datasheet

6,400In Stock

2,080On Order

$0.778

$0.684

$0.657

$0.605

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Min.: 1
Mult.: 1

Headers & Wire Housings 2CKT MINI FIT CONN A ASSY 556602BGS

39-31-0027
Molex
1: $1.10
3,373In Stock

Mfr. Part No.
39-31-0027

Mouser Part No
538-39-31-0027

Molex

Headers & Wire Housings 2CKT MINI FIT CONN A ASSY 556602BGS

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Datasheet

3,373In Stock

$1.10

$0.933

$0.852

$0.851

Min.: 1
Mult.: 1

Headers & Wire Housings 2 CKT VERT HEADER

39-31-0028
Molex
1: $1.64
3,096In Stock
4,017Expected 15/6/2026

Mfr. Part No.
39-31-0028

Mouser Part No
538-39-31-0028

Molex

Headers & Wire Housings 2 CKT VERT HEADER

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Datasheet

3,096In Stock

4,017Expected 15/6/2026

$1.64

$1.58

$1.46

$1.36

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Min.: 1
Mult.: 1

Headers & Wire Housings 6 CKT VERT HEADER

39-31-0060
Molex
1: $1.60
9,931In Stock
867Expected 25/5/2026

Mfr. Part No.
39-31-0060

Mouser Part No
538-39-31-0060

Molex

Headers & Wire Housings 6 CKT VERT HEADER

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Datasheet

9,931In Stock

867Expected 25/5/2026

$1.60

$1.36

$1.16

$1.03

$0.983

Min.: 1
Mult.: 1

Headers & Wire Housings 8 CKT VERT HEADER

39-31-0088
Molex
1: $6.03
602In Stock
2,300Expected 26/5/2026

Mfr. Part No.
39-31-0088

Mouser Part No
538-39-31-0088

Molex

Headers & Wire Housings 8 CKT VERT HEADER

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Datasheet

602In Stock

2,300Expected 26/5/2026

$6.03

$5.66

$4.95

$4.88

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Min.: 1
Mult.: 1

Headers & Wire Housings 12 CKT VERT HEADER

39-31-0120
Molex
1: $2.67
1,939In Stock

Mfr. Part No.
39-31-0120

Mouser Part No
538-39-31-0120

Molex

Headers & Wire Housings 12 CKT VERT HEADER

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Datasheet

1,939In Stock

$2.67

$2.29

$2.25

$2.02

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Min.: 1
Mult.: 1

Headers & Wire Housings HDR VERT DUAL 12P PCB peg locks

39-31-0128
Molex
1: $10.49
582In Stock

Mfr. Part No.
39-31-0128

Mouser Part No
538-39-31-0128

Molex

Headers & Wire Housings HDR VERT DUAL 12P PCB peg locks

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Datasheet

582In Stock

$10.49

$10.23

$9.95

$8.87

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Min.: 1
Mult.: 1

Headers & Wire Housings MiniFitJrHdr Vt DR O O/Pgs 30Au V-2 16Ckt

39-31-0167
Molex
1: $14.19
378In Stock

Mfr. Part No.
39-31-0167

Mouser Part No
538-39-31-0167

Molex

Headers & Wire Housings MiniFitJrHdr Vt DR O O/Pgs 30Au V-2 16Ckt

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Datasheet

378In Stock

$14.19

$12.77

$12.04

$11.73

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Min.: 1
Mult.: 1

Headers & Wire Housings 4.20mm V DR HDR 24P THRUHOLE TIN

44206-0007
Molex
1: $1.36
2,225In Stock

Mfr. Part No.
44206-0007

Mouser Part No
538-44206-0007

Molex

Headers & Wire Housings 4.20mm V DR HDR 24P THRUHOLE TIN

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Datasheet

2,225In Stock

$1.36

$1.32

$1.24

Min.: 1
Mult.: 1

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

50-29-1662
Molex
1: $0.681
19,987In Stock

Mfr. Part No.
50-29-1662

Mouser Part No
538-50-29-1662

Molex

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

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Datasheet

19,987In Stock

$0.681

$0.575

$0.489

$0.436

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Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FITJR W-T-B HDR 2CKT

87427-0202
Molex
1: $1.17
3,473In Stock

Mfr. Part No.
87427-0202

Mouser Part No
538-87427-0202

Molex

Headers & Wire Housings MINI-FITJR W-T-B HDR 2CKT

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Datasheet

3,473In Stock

$1.17

$0.995

$0.847

$0.758

Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FIT JR. W-TO-B

87427-0242
Molex
1: $0.959
3,000In Stock
2,900Expected 24/2/2026

Mfr. Part No.
87427-0242

Mouser Part No
538-87427-0242

Molex

Headers & Wire Housings MINI-FIT JR. W-TO-B

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Datasheet

3,000In Stock

2,900Expected 24/2/2026

$0.959

$0.815

$0.641

$0.61

$0.609

Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FITJR W-T-B HDR 4CKT

87427-0402
Molex
1: $1.86
2,183In Stock

Mfr. Part No.
87427-0402

Mouser Part No
538-87427-0402

Molex

Headers & Wire Housings MINI-FITJR W-T-B HDR 4CKT

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Datasheet

2,183In Stock

$1.86

$1.58

$1.35

$1.26

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Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FIT JR. W-TO-B

87427-0442
Molex
1: $1.35
4,007In Stock

Mfr. Part No.
87427-0442

Mouser Part No
538-87427-0442

Molex

Headers & Wire Housings MINI-FIT JR. W-TO-B

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Datasheet

4,007In Stock

$1.35

$1.22

$1.04

$0.986

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Min.: 1
Mult.: 1

Headers & Wire Housings 6CKT WTB RA HDR

87427-0602
Molex
1: $1.85
5,782In Stock

Mfr. Part No.
87427-0602

Mouser Part No
538-87427-0602

Molex

Headers & Wire Housings 6CKT WTB RA HDR

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Datasheet

5,782In Stock

$1.85

$1.65

$1.61

$1.50

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Min.: 1
Mult.: 1

Headers & Wire Housings MiniFitJr 4.2mm RA 8Ckt HDR W/O Flange

87427-0802
Molex
1: $2.42
3,904In Stock

Mfr. Part No.
87427-0802

Mouser Part No
538-87427-0802

Molex

Headers & Wire Housings MiniFitJr 4.2mm RA 8Ckt HDR W/O Flange

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Datasheet

3,904In Stock

$2.42

$2.06

$1.96

$1.75

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Min.: 1
Mult.: 1

Headers & Wire Housings 12CKT RA HDR

87427-1202
Molex
1: $3.95
1,071In Stock
2,640Expected 20/4/2026

Mfr. Part No.
87427-1202

Mouser Part No
538-87427-1202

Molex

Headers & Wire Housings 12CKT RA HDR

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Datasheet

1,071In Stock

2,640Expected 20/4/2026

$3.95

$3.57

$3.16

$2.84

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Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FIT JR. W-TO-B

87427-1402
Molex
1: $4.48
2,448In Stock

Mfr. Part No.
87427-1402

Mouser Part No
538-87427-1402

Molex

Headers & Wire Housings MINI-FIT JR. W-TO-B

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Datasheet

2,448In Stock

$4.48

$3.81

$3.53

$3.24

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Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FIT JR. W-TO-B

87427-1602
Molex
1: $4.42
702In Stock
1,920Expected 29/4/2026

Mfr. Part No.
87427-1602

Mouser Part No
538-87427-1602

Molex

Headers & Wire Housings MINI-FIT JR. W-TO-B

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Datasheet

702In Stock

1,920Expected 29/4/2026

$4.42

$3.77

$3.67

$3.50

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Min.: 1
Mult.: 1

Headers & Wire Housings HI-TEMP MINIFIT JR H -TEMP MINIFIT JR HD

87427-1642
Molex
1: $4.77
1,081In Stock

Mfr. Part No.
87427-1642

Mouser Part No
538-87427-1642

Molex

Headers & Wire Housings HI-TEMP MINIFIT JR H -TEMP MINIFIT JR HD

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Datasheet

1,081In Stock

$4.77

$4.27

$4.03

$3.89

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Min.: 1
Mult.: 1

Headers & Wire Housings 4.2mm WtB RAHdr HT / OMntFlg 2.54Sn 18Ckt

87427-1802
Molex
1: $3.68
801In Stock

Mfr. Part No.
87427-1802

Mouser Part No
538-87427-1802

Molex

Headers & Wire Housings 4.2mm WtB RAHdr HT / OMntFlg 2.54Sn 18Ckt

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Datasheet

801In Stock

$3.68

$3.14

$3.13

$2.97

$2.93

Min.: 1
Mult.: 1

Headers & Wire Housings 12 CKT RCPT HOUSING

39-01-2125
Molex
1: $0.834
2,005In Stock
22,000Expected 21/4/2026

Mfr. Part No.
39-01-2125

Mouser Part No
538-39-01-21-25

Molex

Headers & Wire Housings 12 CKT RCPT HOUSING

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Datasheet

2,005In Stock

22,000Expected 21/4/2026

$0.834

$0.699

$0.635

$0.605

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Min.: 1
Mult.: 1

Headers & Wire Housings 16 CKT VERT HEADER

39-28-1163
Molex
1: $2.47
8In Stock
6,300Expected 15/6/2026

Mfr. Part No.
39-28-1163

Mouser Part No
538-39-28-1163

Molex

Headers & Wire Housings 16 CKT VERT HEADER

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Datasheet

8In Stock

6,300Expected 15/6/2026

$2.47

$2.11

$1.74

$1.72

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Min.: 1
Mult.: 1

Headers & Wire Housings 24 CKT VERT HEADER

39-28-8240
Molex
1: $6.55
377In Stock

Mfr. Part No.
39-28-8240

Mouser Part No
538-39-28-8240

Molex

Headers & Wire Housings 24 CKT VERT HEADER

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Datasheet

377In Stock

$6.55

$5.24

$4.81

$4.60

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Min.: 1
Mult.: 1

Headers & Wire Housings MINI-FIT JR. HEADER

39-29-1147
Molex
1: $4.21
284In Stock

Mfr. Part No.
39-29-1147

Mouser Part No
538-39-29-1147

Molex

Headers & Wire Housings MINI-FIT JR. HEADER

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Datasheet

284In Stock

$4.21

$3.82

$3.73

$3.34

View

Min.: 1
Mult.: 1

Mini-Fit Jr. Wire-to-Board Connectors

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