Board to Board & Mezzanine Connectors

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1.27mm B2B SIL Headers & Sockets

GCT 1.27mm B2B SIL Headers and Sockets offer either through-hole or surface-mount mounting types and a 1.4mm to 4.3mm profile range. The BD020 header contains from 2 to 50 contacts, a single-row design, and 0.46mm square pin size. The BD050 socket features 4 to 80 contacts, dual-row design, and is a dual-entry type, while the BD080 socket has 3 to 40 contacts, single-row design, and straight orientation. GCT 1.27mm B2B SIL Headers and Sockets provide 20mΩ contact resistance, 1A current rating, and -40°C to +105°C temperature range.

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Part #

Board to Board & Mezzanine Connectors 10w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-10-A-0380-0300-L-G
GCT
1: Rp30.271
1.586In Stock

Mfr. Part No.
BC020-10-A-0380-0300-L-G

Mouser Part No
640-BC02010A038003LG

GCT

Board to Board & Mezzanine Connectors 10w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

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Datasheet

1.586In Stock

Rp30.271

Rp25.868

Rp21.832

Rp19.447

View

Min.: 1
Mult.: 1

Headers

10 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BC020

Bulk

Board to Board & Mezzanine Connectors 7w, 1.27mm Pitch Socket, SIL, TH, Vert, GF, Tube

BD080-07-A-0230-L-D
GCT
1: Rp14.493
1.342In Stock

Mfr. Part No.
BD080-07-A-0230-L-D

Mouser Part No
640-BD080-07A0230LD

GCT

Board to Board & Mezzanine Connectors 7w, 1.27mm Pitch Socket, SIL, TH, Vert, GF, Tube

Datasheet

1.342In Stock

Rp14.493

Rp12.512

Rp11.448

Rp10.329

View

Min.: 1
Mult.: 1

Sockets

7 Position

1.27 mm (0.05 in)

1 Row

Solder

Vertical

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BD080

Tube

Board to Board & Mezzanine Connectors 8w,1.27mm Socket,DIL, SMT,L/Prof,D/Ent,No Peg,GF,Tube

BD050-08-A-0-0500-L-D
GCT
1: Rp15.594
2.330In Stock

Mfr. Part No.
BD050-08-A-0-0500-L-D

Mouser Part No
640-BD050-08A00500LD

GCT

Board to Board & Mezzanine Connectors 8w,1.27mm Socket,DIL, SMT,L/Prof,D/Ent,No Peg,GF,Tube

Datasheet

2.330In Stock

Rp15.594

Rp13.539

Rp12.384

Rp11.173

View

Min.: 1
Mult.: 1

Sockets

8 Position

1.27 mm (0.05 in)

2 Row

Solder

Vertical

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BD050

Tube

Board to Board & Mezzanine Connectors 4w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-04-A-0200-0300-L-G
GCT
1: Rp14.677
2.792In Stock

Mfr. Part No.
BC020-04-A-0200-0300-L-G

Mouser Part No
640-BC02004A02300LG

GCT

Board to Board & Mezzanine Connectors 4w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

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Datasheet

2.792In Stock

Rp14.677

Rp12.439

Rp10.549

Rp9.411

View

Min.: 1
Mult.: 1

Headers

4 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BC020

Bulk

Board to Board & Mezzanine Connectors 6w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-06-A-0200-0300-L-G
GCT
1: Rp18.896
2.255In Stock

Mfr. Part No.
BC020-06-A-0200-0300-L-G

Mouser Part No
640-BC02006A02300LG

GCT

Board to Board & Mezzanine Connectors 6w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

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Datasheet

2.255In Stock

Rp18.896

Rp16.126

Rp13.686

Rp13.668

View

Min.: 1
Mult.: 1

Headers

6 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BC020

Bulk

Board to Board & Mezzanine Connectors 8w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-08-A-0200-0300-L-G
GCT
1: Rp22.566
2.928In Stock

Mfr. Part No.
BC020-08-A-0200-0300-L-G

Mouser Part No
640-BC02008A02300LG

GCT

Board to Board & Mezzanine Connectors 8w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

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Datasheet

2.928In Stock

Rp22.566

Rp19.263

Rp16.328

Rp14.567

View

Min.: 1
Mult.: 1

Headers

8 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BC020

Bulk

Board to Board & Mezzanine Connectors 10w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-10-A-0200-0300-L-G
GCT
1: Rp26.235
5.136In Stock

Mfr. Part No.
BC020-10-A-0200-0300-L-G

Mouser Part No
640-BC02010A02300LG

GCT

Board to Board & Mezzanine Connectors 10w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

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Datasheet

5.136In Stock

Rp26.235

Rp22.933

Rp22.015

Rp20.181

View

Min.: 1
Mult.: 1

Headers

10 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BC020

Bulk

Board to Board & Mezzanine Connectors 2w, 1.0mm Pitch Pin Header, SIL, Through Hole, Vertical, GF, Box

BC020-02-A-0200-0300-L-G
GCT
1: Rp7.155
688In Stock
3.000Expected 14/07/2026

Mfr. Part No.
BC020-02-A-0200-0300-L-G

Mouser Part No
640-BC02002A02300LG

GCT

Board to Board & Mezzanine Connectors 2w, 1.0mm Pitch Pin Header, SIL, Through Hole, Vertical, GF, Box

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Datasheet

688In Stock

3.000Expected 14/07/2026

Rp7.155

Rp6.128

Rp5.192

Rp4.642

View

Min.: 1
Mult.: 1

Headers

2 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BC020

Bulk

Board to Board & Mezzanine Connectors 3w, 1.0mm Pitch Pin Header, SIL, Through Hole, Vertical, GF, Box

BC020-03-A-0200-0300-L-G
GCT
1: Rp12.475
2.291In Stock

Mfr. Part No.
BC020-03-A-0200-0300-L-G

Mouser Part No
640-BC02003A02300LG

GCT

Board to Board & Mezzanine Connectors 3w, 1.0mm Pitch Pin Header, SIL, Through Hole, Vertical, GF, Box

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Datasheet

2.291In Stock

Rp12.475

Rp10.732

Rp10.255

Rp8.935

View

Min.: 1
Mult.: 1

Headers

3 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BC020

Bulk

Board to Board & Mezzanine Connectors 20w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-20-A-0200-0300-L-G
GCT
1: Rp33.390
1.051In Stock

Mfr. Part No.
BC020-20-A-0200-0300-L-G

Mouser Part No
640-BC02020A02300LG

GCT

Board to Board & Mezzanine Connectors 20w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

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Datasheet

1.051In Stock

Rp33.390

Rp28.436

Rp24.033

Rp22.933

View

Min.: 1
Mult.: 1

Headers

20 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BC020

Bulk

Board to Board & Mezzanine Connectors 4w, 1.27mm Pitch Socket, SIL, TH, Vert, GF, Tube

BD080-04-A-0230-L-D
GCT
1: Rp10.274
2.073In Stock

Mfr. Part No.
BD080-04-A-0230-L-D

Mouser Part No
640-BD08004A0230LD

GCT

Board to Board & Mezzanine Connectors 4w, 1.27mm Pitch Socket, SIL, TH, Vert, GF, Tube

Learn More

Datasheet

2.073In Stock

Rp10.274

Rp8.898

Rp8.127

Rp7.338

View

Min.: 1
Mult.: 1

Sockets

4 Position

1.27 mm (0.05 in)

1 Row

Solder

Vertical

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BD080

Tube

Board to Board & Mezzanine Connectors 6w, 1.27mm Pitch Socket, SIL, TH, Vert, GF, Tube

BD080-06-A-0230-L-D
GCT
1: Rp11.925
1.937In Stock
6.688On Order

Mfr. Part No.
BD080-06-A-0230-L-D

Mouser Part No
640-BD08006A0230LD

GCT

Board to Board & Mezzanine Connectors 6w, 1.27mm Pitch Socket, SIL, TH, Vert, GF, Tube

Learn More

Datasheet

1.937In Stock

6.688On Order

Rp11.925

Rp10.182

Rp8.402

Rp7.614

View

Min.: 1
Mult.: 1

Sockets

6 Position

1.27 mm (0.05 in)

1 Row

Solder

Vertical

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BD080

Tube

Board to Board & Mezzanine Connectors 10w, 1.27mm Pitch Socket, SIL, TH, Vert, GF, Tube

BD080-10-A-0230-L-D
GCT
1: Rp12.842
175In Stock

Mfr. Part No.
BD080-10-A-0230-L-D

Mouser Part No
640-BD08010A0230LD

GCT

Board to Board & Mezzanine Connectors 10w, 1.27mm Pitch Socket, SIL, TH, Vert, GF, Tube

Learn More

Datasheet

175In Stock

Rp12.842

Rp9.356

Rp8.898

Rp8.237

View

Min.: 1
Mult.: 1

Sockets

10 Position

1.27 mm (0.05 in)

1 Row

Solder

Vertical

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BD080

Tube

Board to Board & Mezzanine Connectors 4W 1mm Pitch Pin Hdr SIL TH Vrt GF

BC020-04-A-0200-0300-L-D
GCT
1: Rp18.713
1.175Expected 07/08/2026

Mfr. Part No.
BC020-04-A-0200-0300-L-D

Mouser Part No
640-BC020-4A23LD

GCT

Board to Board & Mezzanine Connectors 4W 1mm Pitch Pin Hdr SIL TH Vrt GF

Datasheet

1.175Expected 07/08/2026

Rp18.713

Rp15.833

Rp13.081

Rp13.062

View

Min.: 1
Mult.: 1

Headers

4 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BC020

Tube

Board to Board & Mezzanine Connectors 5w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-05-A-0200-0300-L-G
GCT
1: Rp17.612
2.262Expected 21/08/2026

Mfr. Part No.
BC020-05-A-0200-0300-L-G

Mouser Part No
640-BC02005A02300LG

GCT

Board to Board & Mezzanine Connectors 5w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

Learn More

Datasheet

2.262Expected 21/08/2026

Rp17.612

Rp14.934

Rp12.695

Rp11.319

View

Min.: 1
Mult.: 1

Headers

5 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BC020

Bulk

Board to Board & Mezzanine Connectors 10w,1.27mm Socket,DIL, SMT,L/Prof,D/Ent,No Peg,GF,Tube

BD050-10-A-0-0500-L-D
GCT
1: Rp16.328
2.964In Stock

Mfr. Part No.
BD050-10-A-0-0500-L-D

Mouser Part No
640-BD050-10A00500LD

GCT

Board to Board & Mezzanine Connectors 10w,1.27mm Socket,DIL, SMT,L/Prof,D/Ent,No Peg,GF,Tube

Datasheet

2.964In Stock

Rp16.328

Rp15.484

Rp11.907

Rp11.319

View

Min.: 1
Mult.: 1

Sockets

BD050

Tube

Board to Board & Mezzanine Connectors 8w, 1.27mm Pitch Socket, SIL, TH, Vert, GF, Tube

BD080-08-A-0230-L-D
GCT
1: Rp15.044
2.105Expected 07/08/2026

Mfr. Part No.
BD080-08-A-0230-L-D

Mouser Part No
640-BD080-08A0230LD

GCT

Board to Board & Mezzanine Connectors 8w, 1.27mm Pitch Socket, SIL, TH, Vert, GF, Tube

Datasheet

2.105Expected 07/08/2026

Rp15.044

Rp13.026

Rp11.907

Rp10.751

View

Min.: 1
Mult.: 1

Sockets

8 Position

1.27 mm (0.05 in)

1 Row

Solder

Vertical

1 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BD080

Tube

Board to Board & Mezzanine Connectors 10w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Tube

BC020-10-A-0200-0300-L-D
GCT
1: Rp27.336
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
BC020-10-A-0200-0300-L-D

Mouser Part No
640-BC020-10A20003LD

GCT

Board to Board & Mezzanine Connectors 10w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Tube

Datasheet

Non-Stocked Lead-Time 6 Weeks

Rp27.336

Rp23.850

Rp22.749

Rp21.098

View

Min.: 1
Mult.: 1

BC020

Tube

Board to Board & Mezzanine Connectors 11w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-11-A-0200-0300-L-G
GCT
3.000: Rp15.301
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
BC020-11-A-0200-0300-L-G

Mouser Part No
640-BC020-11A20003LG

GCT

Board to Board & Mezzanine Connectors 11w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

Datasheet

Non-Stocked Lead-Time 6 Weeks

Rp15.301

Min.: 3.000
Mult.: 100

BC020

Bulk

Board to Board & Mezzanine Connectors 11w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-11-A-0380-0300-L-G
GCT
3.000: Rp18.713
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
BC020-11-A-0380-0300-L-G

Mouser Part No
640-BC020-11A38003LG

GCT

Board to Board & Mezzanine Connectors 11w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

Datasheet

Non-Stocked Lead-Time 6 Weeks

Rp18.713

Min.: 3.000
Mult.: 100

BC020

Bulk

Board to Board & Mezzanine Connectors 12w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-12-A-0200-0300-L-G
GCT
3.000: Rp15.833
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
BC020-12-A-0200-0300-L-G

Mouser Part No
640-BC020-12A20003LG

GCT

Board to Board & Mezzanine Connectors 12w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

Datasheet

Non-Stocked Lead-Time 6 Weeks

Rp15.833

Min.: 3.000
Mult.: 100

BC020

Bulk

Board to Board & Mezzanine Connectors 12w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-12-A-0380-0300-L-G
GCT
3.000: Rp19.263
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
BC020-12-A-0380-0300-L-G

Mouser Part No
640-BC020-12A38003LG

GCT

Board to Board & Mezzanine Connectors 12w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

Datasheet

Non-Stocked Lead-Time 6 Weeks

Rp19.263

Min.: 3.000
Mult.: 100

BC020

Bulk

Board to Board & Mezzanine Connectors 13w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-13-A-0200-0300-L-G
GCT
3.000: Rp15.411
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
BC020-13-A-0200-0300-L-G

Mouser Part No
640-BC020-13A20003LG

GCT

Board to Board & Mezzanine Connectors 13w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

Datasheet

Non-Stocked Lead-Time 6 Weeks

Rp15.411

Min.: 3.000
Mult.: 100

BC020

Bulk

Board to Board & Mezzanine Connectors 13w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-13-A-0380-0300-L-G
GCT
3.000: Rp19.997
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
BC020-13-A-0380-0300-L-G

Mouser Part No
640-BC020-13A38003LG

GCT

Board to Board & Mezzanine Connectors 13w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

Datasheet

Non-Stocked Lead-Time 6 Weeks

Rp19.997

Min.: 3.000
Mult.: 100

BC020

Bulk

Board to Board & Mezzanine Connectors 14w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-14-A-0200-0300-L-G
GCT
3.000: Rp15.796
Non-Stocked Lead-Time 6 Weeks

Mfr. Part No.
BC020-14-A-0200-0300-L-G

Mouser Part No
640-BC020-14A20003LG

GCT

Board to Board & Mezzanine Connectors 14w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

Datasheet

Non-Stocked Lead-Time 6 Weeks

Rp15.796

Min.: 3.000
Mult.: 100

BC020

Bulk

1.27mm B2B SIL Headers & Sockets

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