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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 MicroLockPlus 1.25MM RA HDR SR 3P BLK GLD

505567-0381
Molex
1: $1.59
21,828In Stock

Mfr. Part No.
505567-0381

Mouser Part No
538-505567-0381

Molex

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 3P BLK GLD

Learn More

Datasheet

21,828In Stock

Cut Tape

$1.59

$1.35

$1.15

$1.03

Reel

$0.881

$0.877

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 4CKT BLK

505567-0471
Molex
1: $1.33
11,406In Stock
14,400Expected 22/12/2026

Mfr. Part No.
505567-0471

Mouser Part No
538-505567-0471

Molex

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 4CKT BLK

Learn More

Datasheet

11,406In Stock

14,400Expected 22/12/2026

Cut Tape

$1.33

$1.13

$0.962

$0.874

Reel

$0.806

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings 1.25WB SGL R 5CKT BK G076

505567-0551
Molex
1: $2.43
5,912In Stock

Mfr. Part No.
505567-0551

Mouser Part No
538-505567-0551

Molex

Headers & Wire Housings 1.25WB SGL R 5CKT BK G076

Datasheet

5,912In Stock

$2.43

$2.12

$2.03

$1.89

View

Min.: 1
Mult.: 1

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 5CKT BLK

505567-0571
Molex
1: $1.36
17,716In Stock

Mfr. Part No.
505567-0571

Mouser Part No
538-505567-0571

Molex

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 5CKT BLK

Learn More

Datasheet

17,716In Stock

Cut Tape

$1.36

$1.16

$0.985

$0.896

Reel

$0.861

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 6CKT BLK

505567-0671
Molex
1: $1.25
12,866In Stock

Mfr. Part No.
505567-0671

Mouser Part No
538-505567-0671

Molex

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 6CKT BLK

Learn More

Datasheet

12,866In Stock

Cut Tape

$1.25

$1.12

$1.09

$1.05

Reel

$0.915

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 6P BLK GLD

505567-0681
Molex
1: $1.74
17,661In Stock
7,200Expected 21/10/2026

Mfr. Part No.
505567-0681

Mouser Part No
538-505567-0681

Molex

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 6P BLK GLD

Learn More

Datasheet

17,661In Stock

7,200Expected 21/10/2026

Cut Tape

$1.74

$1.48

$1.26

$1.12

Reel

$1.03

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 7P BLK GLD

505567-0781
Molex
1: $2.33
3,324In Stock
7,200Expected 19/4/2027

Mfr. Part No.
505567-0781

Mouser Part No
538-505567-0781

Molex

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 7P BLK GLD

Learn More

Datasheet

3,324In Stock

7,200Expected 19/4/2027

Cut Tape

$2.33

$1.97

$1.94

$1.67

Reel

$1.34

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings 1.25WB SGL R 8CKT BK G038

505567-0831
Molex
1: $3.47
4,462In Stock
4,000Expected 18/9/2026

Mfr. Part No.
505567-0831

Mouser Part No
538-505567-0831

Molex

Headers & Wire Housings 1.25WB SGL R 8CKT BK G038

Datasheet

4,462In Stock

4,000Expected 18/9/2026

$3.47

$3.03

$2.90

$2.71

View

Min.: 1
Mult.: 1

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 8P BLK GLD

505567-0881
Molex
1: $2.26
12,383In Stock

Mfr. Part No.
505567-0881

Mouser Part No
538-505567-0881

Molex

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 8P BLK GLD

Learn More

Datasheet

12,383In Stock

Cut Tape

$2.26

$1.93

$1.65

$1.56

Reel

$1.44

$1.43

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings 1.25WB SGL R 9CKT BK G038

505567-0931
Molex
1: $3.66
6,755In Stock

Mfr. Part No.
505567-0931

Mouser Part No
538-505567-0931

Molex

Headers & Wire Housings 1.25WB SGL R 9CKT BK G038

Datasheet

6,755In Stock

$3.66

$3.20

$3.06

$2.86

View

Min.: 1
Mult.: 1

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 9CKT BLK

505567-0971
Molex
1: $2.05
3,582In Stock

Mfr. Part No.
505567-0971

Mouser Part No
538-505567-0971

Molex

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 9CKT BLK

Learn More

Datasheet

3,582In Stock

Cut Tape

$2.05

$1.78

$1.71

$1.60

Reel

$1.44

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings 1.25WB SGL R 10CKT BK G038

505567-1031
Molex
1: $3.37
5,137In Stock

Mfr. Part No.
505567-1031

Mouser Part No
538-505567-1031

Molex

Headers & Wire Housings 1.25WB SGL R 10CKT BK G038

Datasheet

5,137In Stock

$3.37

$2.88

$2.57

$2.42

View

Min.: 1
Mult.: 1

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 10CKT BLK

505567-1071
Molex
1: $2.01
7,125In Stock

Mfr. Part No.
505567-1071

Mouser Part No
538-505567-1071

Molex

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 10CKT BLK

Learn More

Datasheet

7,125In Stock

Cut Tape

$2.01

$1.71

$1.46

$1.32

Reel

$1.26

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR 11P BLK GLD

505567-1181
Molex
1: $2.64
3,131In Stock

Mfr. Part No.
505567-1181

Mouser Part No
538-505567-1181

Molex

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR 11P BLK GLD

Learn More

Datasheet

3,131In Stock

Cut Tape

$2.64

$2.30

$2.20

$2.05

Reel

$1.51

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 13CKT BLK

505567-1371
Molex
1: $2.45
2,385In Stock
4,800Expected 11/12/2026

Mfr. Part No.
505567-1371

Mouser Part No
538-505567-1371

Molex

Headers & Wire Housings MicroLockPlus 1.25MM RA HDR SR 13CKT BLK

Learn More

Datasheet

2,385In Stock

4,800Expected 11/12/2026

Cut Tape

$2.45

$2.14

$2.05

$1.92

Reel

$1.41

View

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings 1.25WB SGL S 2CKT BK G038 W/KAP

505568-0231
Molex
1: $1.50
2,937In Stock
9,600Expected 1/12/2026

Mfr. Part No.
505568-0231

Mouser Part No
538-505568-0231

Molex

Headers & Wire Housings 1.25WB SGL S 2CKT BK G038 W/KAP

Datasheet

2,937In Stock

9,600Expected 1/12/2026

Cut Tape

$1.50

$1.28

$1.09

$0.968

View

Reel

$0.813

MouseReel Available

Min.: 1
Mult.: 1

: 9,600

Headers & Wire Housings 1.25WB SGL S 3CKT BK G038 W/KAP

505568-0331
Molex
1: $1.59
9,519In Stock

Mfr. Part No.
505568-0331

Mouser Part No
538-505568-0331

Molex

Headers & Wire Housings 1.25WB SGL S 3CKT BK G038 W/KAP

Datasheet

9,519In Stock

Cut Tape

$1.59

$1.36

$1.15

$1.03

Reel

$0.922

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings 1.25WB SGL S 3CKT BK G076 W/KAP

505568-0351
Molex
1: $1.96
9,493In Stock

Mfr. Part No.
505568-0351

Mouser Part No
538-505568-0351

Molex

Headers & Wire Housings 1.25WB SGL S 3CKT BK G076 W/KAP

Datasheet

9,493In Stock

Cut Tape

$1.96

$1.66

$1.59

$1.50

View

Reel

$1.05

Min.: 1
Mult.: 1

: 9,600

Headers & Wire Housings MicroLockPlus 1.25MM VERT HDR SR 3CKT BLK

505568-0371
Molex
1: $0.898
27,115In Stock
12,232Expected 22/9/2026

Mfr. Part No.
505568-0371

Mouser Part No
538-505568-0371

Molex

Headers & Wire Housings MicroLockPlus 1.25MM VERT HDR SR 3CKT BLK

Learn More

Datasheet

27,115In Stock

12,232Expected 22/9/2026

Cut Tape

$0.898

$0.764

$0.65

$0.579

Reel

$0.529

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings 1.25WB SGL S 4CKT BK G038 W/KAP

505568-0431
Molex
1: $1.75
4,026In Stock
14,400Expected 31/12/2026

Mfr. Part No.
505568-0431

Mouser Part No
538-505568-0431

Molex

Headers & Wire Housings 1.25WB SGL S 4CKT BK G038 W/KAP

Datasheet

4,026In Stock

14,400Expected 31/12/2026

Cut Tape

$1.75

$1.50

$1.27

$1.13

$1.01

Reel

$0.923

MouseReel Available

Min.: 1
Mult.: 1

: 7,200

Headers & Wire Housings 1.25WB SGL S 4CKT BK G076 W/KAP

505568-0451
Molex
1: $1.93
7,141In Stock

Mfr. Part No.
505568-0451

Mouser Part No
538-505568-0451

Molex

Headers & Wire Housings 1.25WB SGL S 4CKT BK G076 W/KAP

Datasheet

7,141In Stock

$1.93

$1.69

$1.62

$1.51

View

Min.: 1
Mult.: 1

Headers & Wire Housings MicroLockPlus 1.25MM VERT HDR SR 4CKT BLK

505568-0471
Molex
1: $1.22
5,405In Stock
20,100On Order

Mfr. Part No.
505568-0471

Mouser Part No
538-505568-0471

Molex

Headers & Wire Housings MicroLockPlus 1.25MM VERT HDR SR 4CKT BLK

Learn More

Datasheet

5,405In Stock

20,100On Order

Cut Tape

$1.22

$1.03

$0.88

$0.801

Reel

$0.592

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,200

Headers & Wire Housings 1.25WB SGL S 5CKT BK G076 W/KAP

505568-0551
Molex
1: $1.92
2,730In Stock

Mfr. Part No.
505568-0551

Mouser Part No
538-505568-0551

Molex

Headers & Wire Housings 1.25WB SGL S 5CKT BK G076 W/KAP

Datasheet

2,730In Stock

$1.92

$1.67

$1.60

$1.50

View

Min.: 1
Mult.: 1

Headers & Wire Housings 1.25WB SGL S 7CKT BK G038 W/KAP

505568-0731
Molex
1: $2.37
2,196In Stock
7,200Expected 23/12/2026

Mfr. Part No.
505568-0731

Mouser Part No
538-505568-0731

Molex

Headers & Wire Housings 1.25WB SGL S 7CKT BK G038 W/KAP

Datasheet

2,196In Stock

7,200Expected 23/12/2026

$2.37

$2.07

$1.97

$1.85

View

Min.: 1
Mult.: 1

Headers & Wire Housings MicroLockPlus 1.25MM VRT HDR 7CKT BLK GLD

505568-0781
Molex
1: $1.96
1,084In Stock

Mfr. Part No.
505568-0781

Mouser Part No
538-505568-0781

Molex

Headers & Wire Housings MicroLockPlus 1.25MM VRT HDR 7CKT BLK GLD

Learn More

Datasheet

1,084In Stock

Cut Tape

$1.96

$1.71

$1.65

$1.54

Reel

$1.14

View

Min.: 1
Mult.: 1

: 1,200

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