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Signal Wire-to-Wire/Wire-to-Board Connectors

Molex Signal Wire-to-Wire/Wire-to-Board Connectors and Connector Systems feature a variety of wire-to-board signal connectors that offer design flexibility. Molex Signal WtW/WtB connectors and connector systems are ideal for personal computers and lighting, automotive, and industrial applications, depending on the model.

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Part #

Headers & Wire Housings PCB Header Single Row RA Thru Hole Tin Plating Pos Lock 14 Ckts GloWire Blk

53426-9141
Molex
1: $1.83
5,589In Stock

Mfr. Part No.
53426-9141

Mouser Part No
538-53426-9141

Molex

Headers & Wire Housings PCB Header Single Row RA Thru Hole Tin Plating Pos Lock 14 Ckts GloWire Blk

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Datasheet

5,589In Stock

$1.83

$1.60

$1.53

$1.43

View

Min.: 1
Mult.: 1

Headers & Wire Housings PCB Header Single Row RA Thru Hole Tin Plating Pos Lock 15 Ckts GloWire Blk

53426-9151
Molex
1: $1.79
1,396In Stock

Mfr. Part No.
53426-9151

Mouser Part No
538-53426-9151

Molex

Headers & Wire Housings PCB Header Single Row RA Thru Hole Tin Plating Pos Lock 15 Ckts GloWire Blk

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Datasheet

1,396In Stock

$1.79

$1.53

$1.36

$1.30

View

Min.: 1
Mult.: 1

Headers & Wire Housings 1.25mm Pitch PicoBlade F Crimp Term Gold Flash Plt 28-26 AWG Reel

50079-8020
Molex
25,000: $0.056
400,000In Stock
225,000Expected 07/07/2026

Mfr. Part No.
50079-8020

Mouser Part No
538-50079-8020

Molex

Headers & Wire Housings 1.25mm Pitch PicoBlade F Crimp Term Gold Flash Plt 28-26 AWG Reel

Learn More

Datasheet

400,000In Stock

225,000Expected 07/07/2026

Reel

$0.056

Min.: 25,000
Mult.: 25,000

Reel: 25,000

Headers & Wire Housings 20CKT WTB PCB HDR DR VERTICAL

501190-2017
Molex
1: $1.86
19,336In Stock

Mfr. Part No.
501190-2017

Mouser Part No
538-501190-2017

Molex

Headers & Wire Housings 20CKT WTB PCB HDR DR VERTICAL

Learn More

Datasheet

19,336In Stock

Cut Tape

$1.86

$1.58

$1.35

$1.20

Reel

$1.03

$1.01

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,100

Headers & Wire Housings 1MM CRIMP RCPT TERMINAL .38AU

501193-8000
Molex
1: $0.18
251,699In Stock
100,000On Order

Mfr. Part No.
501193-8000

Mouser Part No
538-501193-8000

Molex

Headers & Wire Housings 1MM CRIMP RCPT TERMINAL .38AU

Datasheet

251,699In Stock

100,000On Order

Cut Tape

$0.18

$0.156

$0.14

$0.133

View

Reel

$0.086

Min.: 1
Mult.: 1

Reel: 25,000

Headers & Wire Housings 1.0 WtB 2Ckt Female Housing

501330-0200
Molex
1: $0.26
167,360In Stock

Mfr. Part No.
501330-0200

Mouser Part No
538-501330-0200

Molex

Headers & Wire Housings 1.0 WtB 2Ckt Female Housing

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Datasheet

167,360In Stock

$0.26

$0.22

$0.197

$0.188

View

Min.: 1
Mult.: 1

Headers & Wire Housings CM 1.25 Term26-28AWG Reel of 24,000

502381-0010
Molex
24,000: $0.078
192,000In Stock

Mfr. Part No.
502381-0010

Mouser Part No
538-502381-0010

Molex

Headers & Wire Housings CM 1.25 Term26-28AWG Reel of 24,000

Learn More

Datasheet

192,000In Stock

Reel

$0.078

$0.072

$0.07

Min.: 24,000
Mult.: 24,000

Reel: 24,000

Headers & Wire Housings PicoLock 1.0 WB Plg R/A 4Ckt Pos SideLk

503763-0491
Molex
1: $1.09
35,544In Stock

Mfr. Part No.
503763-0491

Mouser Part No
538-503763-0491

Molex

Headers & Wire Housings PicoLock 1.0 WB Plg R/A 4Ckt Pos SideLk

Learn More

Datasheet

35,544In Stock

Cut Tape

$1.09

$0.916

$0.879

$0.823

Reel

$0.521

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Headers & Wire Housings 1.5MM PicoLock SMT HDR RA POS SIDLCK 3P

504050-0391
Molex
1: $1.38
21,361In Stock

Mfr. Part No.
504050-0391

Mouser Part No
538-504050-0391

Molex

Headers & Wire Housings 1.5MM PicoLock SMT HDR RA POS SIDLCK 3P

Learn More

Datasheet

21,361In Stock

Cut Tape

$1.38

$1.17

$1.12

$1.05

Reel

$0.643

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,700

Headers & Wire Housings PicoLk TERM F 24-28G REEL of 18000

504052-0098
Molex
18,000: $0.114
342,000In Stock
288,000Expected 27/07/2026

Mfr. Part No.
504052-0098

Mouser Part No
538-504052-0098

Molex

Headers & Wire Housings PicoLk TERM F 24-28G REEL of 18000

Learn More

Datasheet

Product Comments

342,000In Stock

288,000Expected 27/07/2026

Reel

$0.114

$0.108

$0.106

Min.: 18,000
Mult.: 18,000

Reel: 18,000

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 6Ckt

504449-0607
Molex
1: $1.63
19,058In Stock

Mfr. Part No.
504449-0607

Mouser Part No
538-504449-0607

Molex

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 6Ckt

Learn More

Datasheet

19,058In Stock

Cut Tape

$1.63

$1.43

$1.37

$1.28

Reel

$0.947

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,100

Headers & Wire Housings MICROLOCK PLUS 26-30 AWG SN

505431-1000
Molex
1: $0.10
1,174,044In Stock

Mfr. Part No.
505431-1000

Mouser Part No
538-505431-1000

Molex

Headers & Wire Housings MICROLOCK PLUS 26-30 AWG SN

Learn More

Datasheet

1,174,044In Stock

Cut Tape

$0.10

$0.035

$0.032

$0.03

View

Reel

$0.02

Min.: 1
Mult.: 1

Reel: 23,000

Headers & Wire Housings MICROLOCK PLUS 26-30 AWG AU

505431-1100
Molex
1: $0.15
280,005In Stock

Mfr. Part No.
505431-1100

Mouser Part No
538-505431-1100

Molex

Headers & Wire Housings MICROLOCK PLUS 26-30 AWG AU

Learn More

Datasheet

280,005In Stock

Cut Tape

$0.15

$0.13

$0.116

$0.11

View

Reel

$0.075

Min.: 1
Mult.: 1

Reel: 23,000

Headers & Wire Housings MICROLOCK PLUS 26-30 AWG AU

505431-1300
Molex
1: $0.46
228,763In Stock

Mfr. Part No.
505431-1300

Mouser Part No
538-505431-1300

Molex

Headers & Wire Housings MICROLOCK PLUS 26-30 AWG AU

Datasheet

228,763In Stock

Cut Tape

$0.46

$0.391

$0.35

$0.333

View

Reel

$0.227

Min.: 1
Mult.: 1

Reel: 23,000

Headers & Wire Housings 1.25WB SGL R 2CKT BK G038

505567-0231
Molex
1: $1.28
26,078In Stock

Mfr. Part No.
505567-0231

Mouser Part No
538-505567-0231

Molex

Headers & Wire Housings 1.25WB SGL R 2CKT BK G038

Datasheet

26,078In Stock

Cut Tape

$1.28

$1.09

$0.926

$0.827

View

Reel

$0.67

MouseReel Available

Min.: 1
Mult.: 1

Reel: 9,600

Headers & Wire Housings RECEPTACLE 4 POS

51021-0400
Molex
1: $0.19
172,427In Stock
326,000Expected 16/06/2026

Mfr. Part No.
51021-0400

Mouser Part No
538-51021-0400

Molex

Headers & Wire Housings RECEPTACLE 4 POS

Learn More

Datasheet

172,427In Stock

326,000Expected 16/06/2026

$0.19

$0.161

$0.144

$0.137

View

Min.: 1
Mult.: 1

Headers & Wire Housings VERTICAL HDR 2P

53047-0210
Molex
1: $0.16
223,080In Stock

Mfr. Part No.
53047-0210

Mouser Part No
538-53047-0210

Molex

Headers & Wire Housings VERTICAL HDR 2P

Learn More

Datasheet

223,080In Stock

$0.16

$0.136

$0.118

$0.107

View

Min.: 1
Mult.: 1

Headers & Wire Housings PicoBlade1.25 SMT RA PKG 2P

53261-0271
Molex
1: $0.50
115,118In Stock

Mfr. Part No.
53261-0271

Mouser Part No
538-53261-0271

Molex

Headers & Wire Housings PicoBlade1.25 SMT RA PKG 2P

Learn More

Datasheet

115,118In Stock

Cut Tape

$0.50

$0.455

$0.434

$0.387

View

Reel

$0.255

MouseReel Available

Min.: 1
Mult.: 1

Reel: 12,800

Headers & Wire Housings 1.25MM HDR 3 CKT Right-Angle

53261-0371
Molex
1: $0.63
93,729In Stock

Mfr. Part No.
53261-0371

Mouser Part No
538-53261-0371

Molex

Headers & Wire Housings 1.25MM HDR 3 CKT Right-Angle

Learn More

Datasheet

93,729In Stock

Cut Tape

$0.63

$0.539

$0.458

$0.409

Reel

$0.323

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,600

Headers & Wire Housings PicoBlade1.25 SMT RA PKG 4P

53261-0471
Molex
1: $0.69
128,770In Stock
65,750Expected 02/04/2026

Mfr. Part No.
53261-0471

Mouser Part No
538-53261-0471

Molex

Headers & Wire Housings PicoBlade1.25 SMT RA PKG 4P

Learn More

Datasheet

128,770In Stock

65,750Expected 02/04/2026

Cut Tape

$0.69

$0.59

$0.502

$0.448

Reel

$0.371

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,600

Headers & Wire Housings PicoBlade1.25 SMT RA PKG 5P

53261-0571
Molex
1: $0.76
52,784In Stock

Mfr. Part No.
53261-0571

Mouser Part No
538-53261-0571

Molex

Headers & Wire Housings PicoBlade1.25 SMT RA PKG 5P

Learn More

Datasheet

52,784In Stock

Cut Tape

$0.76

$0.645

$0.635

$0.548

Reel

$0.412

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,600

Headers & Wire Housings PicoBlade 1.25 SMT ST PKG 2P

53398-0271
Molex
1: $0.54
129,889In Stock

Mfr. Part No.
53398-0271

Mouser Part No
538-53398-0271

Molex

Headers & Wire Housings PicoBlade 1.25 SMT ST PKG 2P

Learn More

Datasheet

129,889In Stock

Cut Tape

$0.54

$0.458

$0.444

$0.39

Reel

$0.281

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,400

Headers & Wire Housings VERTICAL HDR SMT 4P

53398-0471
Molex
1: $0.74
96,338In Stock
67,200Expected 02/06/2026

Mfr. Part No.
53398-0471

Mouser Part No
538-53398-0471

Molex

Headers & Wire Housings VERTICAL HDR SMT 4P

Learn More

Datasheet

96,338In Stock

67,200Expected 02/06/2026

Cut Tape

$0.74

$0.627

$0.533

$0.476

Reel

$0.416

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,400

Headers & Wire Housings VERTICAL HDR SMT 6P

53398-0671
Molex
1: $0.97
52,070In Stock
42,000Expected 30/06/2026

Mfr. Part No.
53398-0671

Mouser Part No
538-53398-0671

Molex

Headers & Wire Housings VERTICAL HDR SMT 6P

Learn More

Datasheet

52,070In Stock

42,000Expected 30/06/2026

Cut Tape

$0.97

$0.828

$0.704

$0.628

Reel

$0.55

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,400

Headers & Wire Housings PicoBlade 1.25 SMT ST PKG 10P

53398-1071
Molex
1: $1.09
25,517In Stock

Mfr. Part No.
53398-1071

Mouser Part No
538-53398-1071

Molex

Headers & Wire Housings PicoBlade 1.25 SMT ST PKG 10P

Learn More

Datasheet

25,517In Stock

Cut Tape

$1.09

$0.925

$0.905

$0.808

Reel

$0.579

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,400

Signal Wire-to-Wire/Wire-to-Board Connectors

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Signal Wire-to-Wire/Wire-to-Board Connectors

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