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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 RECEPTACLE 11 POS

51021-1100
Molex
1: $0.517
20,402In Stock

Mfr. Part No.
51021-1100

Mouser Part No
538-51021-1100

Molex

Headers & Wire Housings RECEPTACLE 11 POS

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Datasheet

20,402In Stock

$0.517

$0.389

$0.362

$0.347

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Min.: 1
Mult.: 1

Headers & Wire Housings 2.5 BOARD IN CONN 4 CKT HSG

51035-0400
Molex
1: $0.367
48,255In Stock
80,000Expected 4/12/2026

Mfr. Part No.
51035-0400

Mouser Part No
538-51035-0400

Molex

Headers & Wire Housings 2.5 BOARD IN CONN 4 CKT HSG

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Datasheet

48,255In Stock

80,000Expected 4/12/2026

$0.367

$0.316

$0.282

$0.268

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Min.: 1
Mult.: 1

Headers & Wire Housings 2 CKT PLUG HOUSING

51047-0200
Molex
1: $0.313
91,746In Stock

Mfr. Part No.
51047-0200

Mouser Part No
538-51047-0200

Molex

Headers & Wire Housings 2 CKT PLUG HOUSING

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Datasheet

91,746In Stock

$0.313

$0.26

$0.233

$0.193

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Min.: 1
Mult.: 1

Headers & Wire Housings 3 CKT PLUG HOUSE

51047-0300
Molex
1: $0.354
28,948In Stock

Mfr. Part No.
51047-0300

Mouser Part No
538-51047-0300

Molex

Headers & Wire Housings 3 CKT PLUG HOUSE

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Datasheet

28,948In Stock

$0.354

$0.302

$0.248

$0.231

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Min.: 1
Mult.: 1

Headers & Wire Housings 4 CKT PLUG HOUSING

51047-0400
Molex
1: $0.367
18,637In Stock

Mfr. Part No.
51047-0400

Mouser Part No
538-51047-0400

Molex

Headers & Wire Housings 4 CKT PLUG HOUSING

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Datasheet

18,637In Stock

$0.367

$0.318

$0.269

$0.254

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Min.: 1
Mult.: 1

Headers & Wire Housings 1.25MM WTW PLUG HSG 7CKT 510470700

51047-0700
Molex
1: $0.462
36,723In Stock

Mfr. Part No.
51047-0700

Mouser Part No
538-51047-0700

Molex

Headers & Wire Housings 1.25MM WTW PLUG HSG 7CKT 510470700

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Datasheet

36,723In Stock

$0.462

$0.397

$0.355

$0.337

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Min.: 1
Mult.: 1

Headers & Wire Housings 2P FL WIRE TO BRDHSG

51065-0200
Molex
1: $0.136
107,032In Stock

Mfr. Part No.
51065-0200

Mouser Part No
538-51065-0200

Molex

Headers & Wire Housings 2P FL WIRE TO BRDHSG

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Datasheet

107,032In Stock

$0.136

$0.107

$0.095

$0.086

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Min.: 1
Mult.: 1

Headers & Wire Housings 2MM W-T-B HSG 4P friction lock

51065-0400
Molex
1: $0.15
41,670In Stock
60,000Expected 28/1/2027

Mfr. Part No.
51065-0400

Mouser Part No
538-51065-0400

Molex

Headers & Wire Housings 2MM W-T-B HSG 4P friction lock

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Datasheet

41,670In Stock

60,000Expected 28/1/2027

$0.15

$0.125

$0.113

$0.107

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Min.: 1
Mult.: 1

Headers & Wire Housings 2MM W-T-B HSG 5P friction lock

51065-0500
Molex
1: $0.15
46,932In Stock

Mfr. Part No.
51065-0500

Mouser Part No
538-51065-0500

Molex

Headers & Wire Housings 2MM W-T-B HSG 5P friction lock

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Datasheet

46,932In Stock

$0.15

$0.131

$0.117

$0.105

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Min.: 1
Mult.: 1

Headers & Wire Housings RECPT HOUSING 6P wire to board

51065-0600
Molex
1: $0.163
71,515In Stock

Mfr. Part No.
51065-0600

Mouser Part No
538-51065-0600

Molex

Headers & Wire Housings RECPT HOUSING 6P wire to board

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Datasheet

71,515In Stock

$0.163

$0.137

$0.122

$0.117

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Min.: 1
Mult.: 1

Headers & Wire Housings 2MM W-T-B HSG 8P friction lock

51065-0800
Molex
1: $0.177
55,736In Stock

Mfr. Part No.
51065-0800

Mouser Part No
538-51065-0800

Molex

Headers & Wire Housings 2MM W-T-B HSG 8P friction lock

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Datasheet

55,736In Stock

$0.177

$0.155

$0.139

$0.132

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Min.: 1
Mult.: 1

Headers & Wire Housings 2MM 9CKT RECEPTACLE 9CKT RECEPTACLE HOUS

51065-0900
Molex
1: $0.204
27,172In Stock

Mfr. Part No.
51065-0900

Mouser Part No
538-51065-0900

Molex

Headers & Wire Housings 2MM 9CKT RECEPTACLE 9CKT RECEPTACLE HOUS

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Datasheet

27,172In Stock

$0.204

$0.169

$0.151

$0.144

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Min.: 1
Mult.: 1

Headers & Wire Housings 2MM W-T-B HSG 10P friction lock

51065-1000
Molex
1: $0.218
22,879In Stock

Mfr. Part No.
51065-1000

Mouser Part No
538-51065-1000

Molex

Headers & Wire Housings 2MM W-T-B HSG 10P friction lock

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Datasheet

22,879In Stock

$0.218

$0.189

$0.169

$0.162

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Min.: 1
Mult.: 1

Headers & Wire Housings 4 CIR CRIMP HOUSING

51110-0460
Molex
1: $0.394
71,056In Stock
60,000Expected 14/12/2026

Mfr. Part No.
51110-0460

Mouser Part No
538-51110-0460

Molex

Headers & Wire Housings 4 CIR CRIMP HOUSING

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Datasheet

71,056In Stock

60,000Expected 14/12/2026

$0.394

$0.337

$0.301

$0.287

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Min.: 1
Mult.: 1

Headers & Wire Housings 10CIR CRIMP HOUSING

51110-1050
Molex
1: $0.612
19,483In Stock

Mfr. Part No.
51110-1050

Mouser Part No
538-51110-1050

Molex

Headers & Wire Housings 10CIR CRIMP HOUSING

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Datasheet

19,483In Stock

$0.612

$0.524

$0.42

$0.393

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Min.: 1
Mult.: 1

Headers & Wire Housings 10CKT 2MM MGRID WTB CONN CRIMP HSG

51110-1056
Molex
1: $0.381
19,486In Stock

Mfr. Part No.
51110-1056

Mouser Part No
538-51110-1056

Molex

Headers & Wire Housings 10CKT 2MM MGRID WTB CONN CRIMP HSG

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Datasheet

19,486In Stock

$0.381

$0.328

$0.292

$0.279

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Min.: 1
Mult.: 1

Headers & Wire Housings 2.00 MM MILLI-GRID H

51110-1060
Molex
1: $0.789
5,428In Stock

Mfr. Part No.
51110-1060

Mouser Part No
538-51110-1060

Molex

Headers & Wire Housings 2.00 MM MILLI-GRID H

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Datasheet

5,428In Stock

$0.789

$0.609

$0.549

$0.521

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Min.: 1
Mult.: 1

Headers & Wire Housings CRIMP HOUSING 12P center plrzatn ramp

51110-1260
Molex
1: $0.694
12,852In Stock

Mfr. Part No.
51110-1260

Mouser Part No
538-51110-1260

Molex

Headers & Wire Housings CRIMP HOUSING 12P center plrzatn ramp

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Datasheet

12,852In Stock

$0.694

$0.575

$0.513

$0.486

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Min.: 1
Mult.: 1

Headers & Wire Housings 8CIR CRIMP HOUSING

51110-0851
Molex
1: $0.354
37,760In Stock

Mfr. Part No.
51110-0851

Mouser Part No
538-511100851

Molex

Headers & Wire Housings 8CIR CRIMP HOUSING

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Datasheet

37,760In Stock

$0.354

$0.271

$0.224

$0.208

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Min.: 1
Mult.: 1

Headers & Wire Housings 10CIR CRIMP HOUSING

51110-1051
Molex
1: $0.598
47,388In Stock

Mfr. Part No.
51110-1051

Mouser Part No
538-511101051

Molex

Headers & Wire Housings 10CIR CRIMP HOUSING

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Datasheet

47,388In Stock

$0.598

$0.51

$0.447

$0.396

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Min.: 1
Mult.: 1

Headers & Wire Housings 14CIR CRIMP HOUSING

51110-1450
Molex
1: $0.775
8,318In Stock

Mfr. Part No.
51110-1450

Mouser Part No
538-511101450

Molex

Headers & Wire Housings 14CIR CRIMP HOUSING

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Datasheet

8,318In Stock

$0.775

$0.622

$0.568

$0.537

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Min.: 1
Mult.: 1

Headers & Wire Housings 14CIR CRIMP HOUSING

51110-1451
Molex
1: $0.598
21,461In Stock
15,000Expected 3/12/2026

Mfr. Part No.
51110-1451

Mouser Part No
538-511101451

Molex

Headers & Wire Housings 14CIR CRIMP HOUSING

Learn More

Datasheet

21,461In Stock

15,000Expected 3/12/2026

$0.598

$0.513

$0.435

$0.415

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Min.: 1
Mult.: 1

Headers & Wire Housings 2.5MM MINILOCK RECEP CRMP HSG SR 3CKT

51163-0300
Molex
1: $0.299
24,285In Stock
40,000Expected 29/10/2026

Mfr. Part No.
51163-0300

Mouser Part No
538-51163-0300

Molex

Headers & Wire Housings 2.5MM MINILOCK RECEP CRMP HSG SR 3CKT

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Datasheet

24,285In Stock

40,000Expected 29/10/2026

$0.299

$0.256

$0.23

$0.219

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Min.: 1
Mult.: 1

Headers & Wire Housings 2.5mm Mini-Lock TPA Retainer GW 15Ckt

51164-1505
Molex
1: $0.789
5,050In Stock

Mfr. Part No.
51164-1505

Mouser Part No
538-51164-1505

Molex

Headers & Wire Housings 2.5mm Mini-Lock TPA Retainer GW 15Ckt

Learn More

Datasheet

5,050In Stock

$0.789

$0.666

$0.596

$0.532

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Min.: 1
Mult.: 1

Headers & Wire Housings VERTICAL HDR 3P

53047-0310
Molex
1: $0.354
80,356In Stock
185,000On Order

Mfr. Part No.
53047-0310

Mouser Part No
538-53047-0310

Molex

Headers & Wire Housings VERTICAL HDR 3P

Learn More

Datasheet

80,356In Stock

185,000On Order

$0.354

$0.303

$0.258

$0.224

View

Min.: 1
Mult.: 1

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

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