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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 systems are ideal for personal computers and lighting, as well as automotive and industrial applications, depending on the model.

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Part #

Headers & Wire Housings 1.5MM PicoLock SMT HDR RA POS SDLCK 11P

504050-1191
Molex
1: $2.98
2,259In Stock
10,800Expected 21/12/2026

Mfr. Part No.
504050-1191

Mouser Part No
538-504050-1191

Molex

Headers & Wire Housings 1.5MM PicoLock SMT HDR RA POS SDLCK 11P

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Datasheet

2,259In Stock

10,800Expected 21/12/2026

Cut Tape

$2.98

$2.53

$2.15

$1.92

Reel

$1.78

$1.75

Min.: 1
Mult.: 1

: 2,700

Headers & Wire Housings 1.5MM PicoLock CRIMP HSG POS SIDELCK 2CKT

504051-0201
Molex
1: $0.394
26,412In Stock
88,000Expected 26/11/2026

Mfr. Part No.
504051-0201

Mouser Part No
538-504051-0201

Molex

Headers & Wire Housings 1.5MM PicoLock CRIMP HSG POS SIDELCK 2CKT

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Datasheet

26,412In Stock

88,000Expected 26/11/2026

$0.394

$0.339

$0.309

$0.254

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Min.: 1
Mult.: 1

Headers & Wire Housings 1.5W/B CONN. REC HOUSING (4P)

504051-0401
Molex
1: $0.476
51,432In Stock
85,000Expected 25/1/2027

Mfr. Part No.
504051-0401

Mouser Part No
538-504051-0401

Molex

Headers & Wire Housings 1.5W/B CONN. REC HOUSING (4P)

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Datasheet

51,432In Stock

85,000Expected 25/1/2027

$0.476

$0.403

$0.36

$0.332

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Min.: 1
Mult.: 1

Headers & Wire Housings Pico-Lock 1.5 SMT Hsg Pos SideLck 5CKT

504051-0501
Molex
1: $0.571
38,066In Stock

Mfr. Part No.
504051-0501

Mouser Part No
538-504051-0501

Molex

Headers & Wire Housings Pico-Lock 1.5 SMT Hsg Pos SideLck 5CKT

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Datasheet

38,066In Stock

$0.571

$0.484

$0.432

$0.412

View

Min.: 1
Mult.: 1

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

504052-0098
Molex
18,000: $0.155
18,000In Stock
720,000On Order

Mfr. Part No.
504052-0098

Mouser Part No
538-504052-0098

Molex

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

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Datasheet

Product Comments

18,000In Stock

720,000On Order

Reel

$0.155

$0.147

$0.144

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

: 18,000

Headers & Wire Housings PicoLk TERM F 24-28G CUT STRIP OF 100

504052-0098 (Cut Strip)
Molex
100: $0.258
15,000In Stock

Mfr. Part No.
504052-0098 (Cut Strip)

Mouser Part No
538-504052-0098-CT

Molex

Headers & Wire Housings PicoLk TERM F 24-28G CUT STRIP OF 100

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Datasheet

Product Comments

15,000In Stock

$0.258

Min.: 100
Mult.: 100

Headers & Wire Housings PicoLk TERM F 24-28G Loose PC

504052-0098 (Loose Piece)
Molex
1: $0.449
29,496In Stock

Mfr. Part No.
504052-0098 (Loose Piece)

Mouser Part No
538-504052-0098-LP

Molex

Headers & Wire Housings PicoLk TERM F 24-28G Loose PC

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Datasheet

Product Comments

29,496In Stock

$0.449

$0.388

$0.341

$0.313

Min.: 1
Mult.: 1

Headers & Wire Housings PicoLock 1.5 W/B REC TERMINAL AWG#30-32

504052-0298
Molex
1: $0.326
125,766In Stock

Mfr. Part No.
504052-0298

Mouser Part No
538-504052-0298

Molex

Headers & Wire Housings PicoLock 1.5 W/B REC TERMINAL AWG#30-32

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Datasheet

125,766In Stock

Cut Tape

$0.326

Reel

$0.173

$0.165

$0.154

$0.147

Min.: 1
Mult.: 1

: 18,000

Headers & Wire Housings 1.25MM RA HDR 2 CKT BEIGE

504195-0270
Molex
1: $1.43
4,170In Stock

Mfr. Part No.
504195-0270

Mouser Part No
538-504195-0270

Molex

Headers & Wire Housings 1.25MM RA HDR 2 CKT BEIGE

Datasheet

4,170In Stock

Cut Tape

$1.43

$1.21

$1.03

$0.922

Reel

$0.826

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings 1.25MM RA HDR 4 CKT BEIGE

504195-0470
Molex
1: $1.85
3,348In Stock

Mfr. Part No.
504195-0470

Mouser Part No
538-504195-0470

Molex

Headers & Wire Housings 1.25MM RA HDR 4 CKT BEIGE

Learn More

Datasheet

3,348In Stock

Cut Tape

$1.85

$1.58

$1.34

$1.20

Reel

$1.07

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 4Ckt

504449-0407
Molex
1: $1.44
6,705In Stock
17,600On Order

Mfr. Part No.
504449-0407

Mouser Part No
538-504449-0407

Molex

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 4Ckt

Learn More

Datasheet

6,705In Stock

17,600On Order

Cut Tape

$1.44

$1.22

$1.04

Reel

$0.947

$0.899

$0.869

MouseReel Available

Min.: 1
Mult.: 1

: 1,100

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

504449-0607
Molex
1: $1.89
11,636In 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

11,636In Stock

Cut Tape

$1.89

$1.62

$1.37

$1.32

Reel

$1.23

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,100

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 9Ckt

504449-0907
Molex
1: $2.09
5,867In Stock
6,600Expected 26/11/2026

Mfr. Part No.
504449-0907

Mouser Part No
538-504449-0907

Molex

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 9Ckt

Learn More

Datasheet

5,867In Stock

6,600Expected 26/11/2026

Cut Tape

$2.09

$1.78

$1.51

$1.47

Reel

$1.27

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,100

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 10Ckt

504449-1007
Molex
1: $2.41
2,599In Stock

Mfr. Part No.
504449-1007

Mouser Part No
538-504449-1007

Molex

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 10Ckt

Learn More

Datasheet

2,599In Stock

Cut Tape

$2.41

$2.09

$2.05

$1.84

Reel

$1.37

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,100

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 12Ckt

504449-1207
Molex
1: $2.95
2,263In Stock
6,600Expected 25/3/2027

Mfr. Part No.
504449-1207

Mouser Part No
538-504449-1207

Molex

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 12Ckt

Learn More

Datasheet

2,263In Stock

6,600Expected 25/3/2027

Cut Tape

$2.95

$2.52

$2.14

$1.90

Reel

$1.71

View

Min.: 1
Mult.: 1

: 1,100

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 13Ckt

504449-1307
Molex
1: $3.43
1,547In Stock

Mfr. Part No.
504449-1307

Mouser Part No
538-504449-1307

Molex

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 13Ckt

Learn More

Datasheet

1,547In Stock

Cut Tape

$3.43

$2.99

$2.87

$2.68

Reel

$1.86

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,100

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 14Ckt

504449-1407
Molex
1: $3.09
3,162In Stock

Mfr. Part No.
504449-1407

Mouser Part No
538-504449-1407

Molex

Headers & Wire Housings 1.0 WB 1 ROW ST WAFER 14Ckt

Learn More

Datasheet

3,162In Stock

Cut Tape

$3.09

$2.64

$2.24

$2.16

Reel

$2.00

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,100

Headers & Wire Housings MICROLOCK PLUS 26-30 AWG SN

505431-1000
Molex
1: $0.136
515,625In Stock
828,000Expected 13/11/2026

Mfr. Part No.
505431-1000

Mouser Part No
538-505431-1000

Molex

Headers & Wire Housings MICROLOCK PLUS 26-30 AWG SN

Learn More

Datasheet

515,625In Stock

828,000Expected 13/11/2026

Cut Tape

$0.136

Reel

$0.03

$0.024

$0.023

Min.: 1
Mult.: 1

: 23,000

Headers & Wire Housings MicroLckPlus VRT HDR DR 8P BLK W/KAPTONTP

505433-0881
Molex
1: $2.20
2,217In Stock

Mfr. Part No.
505433-0881

Mouser Part No
538-505433-0881

Molex

Headers & Wire Housings MicroLckPlus VRT HDR DR 8P BLK W/KAPTONTP

Learn More

Datasheet

2,217In Stock

Cut Tape

$2.20

$1.93

$1.84

$1.73

Reel

$1.21

View

Min.: 1
Mult.: 1

: 500

Headers & Wire Housings MicroLckPlus VRT HDR DR 12P BLK W/KAPTON

505433-1281
Molex
1: $2.52
1,916In Stock

Mfr. Part No.
505433-1281

Mouser Part No
538-505433-1281

Molex

Headers & Wire Housings MicroLckPlus VRT HDR DR 12P BLK W/KAPTON

Learn More

Datasheet

1,916In Stock

Cut Tape

$2.52

$2.19

$2.09

$1.96

Reel

$1.54

View

Min.: 1
Mult.: 1

: 500

Headers & Wire Housings 1.25WB DL ST 12CKT BK G010 W/ KAP

505433-1291
Molex
1: $2.46
1,747In Stock

Mfr. Part No.
505433-1291

Mouser Part No
538-505433-1291

Molex

Headers & Wire Housings 1.25WB DL ST 12CKT BK G010 W/ KAP

Learn More

Datasheet

1,747In Stock

$2.46

$2.09

$2.08

$1.78

View

Min.: 1
Mult.: 1

Headers & Wire Housings 1.25WB DL ST 16CKT BK G010 W/ KAP

505433-1691
Molex
1: $3.47
1,425In Stock

Mfr. Part No.
505433-1691

Mouser Part No
538-505433-1691

Molex

Headers & Wire Housings 1.25WB DL ST 16CKT BK G010 W/ KAP

Learn More

Datasheet

1,425In Stock

$3.47

$2.95

$2.50

$2.19

View

Min.: 1
Mult.: 1

Headers & Wire Housings 1.25WB DL ST 20CKT BK G076 W/ KAP

505433-2051
Molex
1: $4.37
691In Stock

Mfr. Part No.
505433-2051

Mouser Part No
538-505433-2051

Molex

Headers & Wire Housings 1.25WB DL ST 20CKT BK G076 W/ KAP

Datasheet

691In Stock

$4.37

$3.71

$3.24

$3.16

View

Min.: 1
Mult.: 1

Headers & Wire Housings MicroLockPlus 1.25MM VRT HDR DR 20CKT BLK

505433-2071
Molex
1: $2.60
2,679In Stock

Mfr. Part No.
505433-2071

Mouser Part No
538-505433-2071

Molex

Headers & Wire Housings MicroLockPlus 1.25MM VRT HDR DR 20CKT BLK

Learn More

Datasheet

2,679In Stock

Cut Tape

$2.60

$2.20

$1.88

Reel

$1.85

$1.71

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Headers & Wire Housings 1.25WB DL ST 20CKT BK G010 W/ KAP

505433-2091
Molex
1: $3.84
1,641In Stock

Mfr. Part No.
505433-2091

Mouser Part No
538-505433-2091

Molex

Headers & Wire Housings 1.25WB DL ST 20CKT BK G010 W/ KAP

Learn More

Datasheet

1,641In Stock

$3.84

$3.26

$2.77

$2.73

View

Min.: 1
Mult.: 1

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

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