Board to Board & Mezzanine Connectors

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1mm B2B SIL Headers & Sockets

GCT 1mm B2B SIL Headers and Sockets feature a 1A current rating, 20mΩ to 40mΩ contact resistance, 1000MΩ minimum insulation resistance. These products offer surface-mount and through-hole PCB-mount versions, 1mm pitch, and single-row design. Some of these header connectors and sockets provide a straight orientation, while others offer a right-angle orientation. GCT 1mm B2B SIL Headers and Sockets have a -40°C to +105°C operating temperature range.

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Part #

Board to Board & Mezzanine Connectors 4w, 1.0mm Pitch Header, Single in line, Horizontal, tube

BC034-04-A-V-0150-L-D
GCT
1: $1.13
2,674In Stock

Mfr. Part No.
BC034-04-A-V-0150-L-D

Mouser Part No
640-BC03404AV0150LD

GCT

Board to Board & Mezzanine Connectors 4w, 1.0mm Pitch Header, Single in line, Horizontal, tube

Learn More

Datasheet

2,674In Stock

$1.13

$0.955

$0.916

$0.858

View

Min.: 1
Mult.: 1

Headers

4 Position

1 mm (0.039 in)

1 Row

Solder

Right Angle

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC034

Tube

Board to Board & Mezzanine Connectors 20w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

BC065-20-A-L-D
GCT
1: $1.44
2,382In Stock

Mfr. Part No.
BC065-20-A-L-D

Mouser Part No
640-BC065-20-A-L-D

GCT

Board to Board & Mezzanine Connectors 20w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

Learn More

Datasheet

2,382In Stock

$1.44

$1.14

$1.03

$0.922

View

Min.: 1
Mult.: 1

Sockets

20 Position

1 mm (0.039 in)

1 Row

Solder

Vertical

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC065

Tube

Board to Board & Mezzanine Connectors 4w, 1.0mm Pitch Socket, SIL, SMT, Horizontal, GF, Tape+Reel

BC075-04-A-L-A
GCT
1: $0.77
7,070In Stock

Mfr. Part No.
BC075-04-A-L-A

Mouser Part No
640-BC075-04-A-L-A

GCT

Board to Board & Mezzanine Connectors 4w, 1.0mm Pitch Socket, SIL, SMT, Horizontal, GF, Tape+Reel

Learn More

Datasheet

7,070In Stock

Cut Tape

$0.77

$0.657

$0.656

$0.558

Reel

$0.423

View

Min.: 1
Mult.: 1

: 4,000

Sockets

4 Position

1 mm (0.039 in)

1 Row

Solder

Horizontal

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC075

Reel, Cut Tape

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: $1.65
1,531In 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

Learn More

Datasheet

1,531In Stock

$1.65

$1.41

$1.19

$1.06

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 6w, 1.0mm Pitch Pin Header, Type B2, SIL, SMT, Vertical, GF, Tape+Reel+Cap

BC032-06-A-2-0200-0200-L-B
GCT
1: $1.33
3,672In Stock

Mfr. Part No.
BC032-06-A-2-0200-0200-L-B

Mouser Part No
640-BC03206A202200LB

GCT

Board to Board & Mezzanine Connectors 6w, 1.0mm Pitch Pin Header, Type B2, SIL, SMT, Vertical, GF, Tape+Reel+Cap

Learn More

Datasheet

3,672In Stock

Cut Tape

$1.33

$1.13

$0.959

$0.957

Reel

$0.762

View

Min.: 1
Mult.: 1

: 1,500

Headers

6 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC032

Reel, Cut Tape

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: $1.23
2,888In 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

Learn More

Datasheet

2,888In Stock

$1.23

$1.05

$0.89

$0.794

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 6w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

BC034-06-A-V-0150-L-C
GCT
1: $1.49
2,708In Stock

Mfr. Part No.
BC034-06-A-V-0150-L-C

Mouser Part No
640-BC03406AV0150LC

GCT

Board to Board & Mezzanine Connectors 6w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

Learn More

Datasheet

2,708In Stock

Cut Tape

$1.49

$1.27

$1.08

$0.962

Reel

$0.868

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Headers

6 Position

1 mm (0.039 in)

1 Row

Solder

Right Angle

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC034

Reel, Cut Tape, MouseReel

Board to Board & Mezzanine Connectors 8w, 1.0mm Pitch Socket, SIL, SMT, Horizontal, GF, Tape+Reel

BC075-08-A-L-A
GCT
1: $1.11
4,862In Stock

Mfr. Part No.
BC075-08-A-L-A

Mouser Part No
640-BC075-08-A-L-A

GCT

Board to Board & Mezzanine Connectors 8w, 1.0mm Pitch Socket, SIL, SMT, Horizontal, GF, Tape+Reel

Learn More

Datasheet

4,862In Stock

Cut Tape

$1.11

$0.947

$0.946

$0.804

View

Reel

$0.618

Min.: 1
Mult.: 1

: 4,000

Sockets

8 Position

1 mm (0.039 in)

1 Row

Solder

Horizontal

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC075

Reel, Cut Tape

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: $0.811
2,742In 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

Learn More

Datasheet

2,742In Stock

$0.811

$0.691

$0.688

$0.587

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: $1.06
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

Learn More

Datasheet

2,255In Stock

$1.06

$0.897

$0.896

$0.761

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 5w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

BC034-05-A-V-0150-L-C
GCT
1: $1.28
1,166In Stock

Mfr. Part No.
BC034-05-A-V-0150-L-C

Mouser Part No
640-BC03405AV0150LC

GCT

Board to Board & Mezzanine Connectors 5w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

Learn More

Datasheet

1,166In Stock

Cut Tape

$1.28

$1.09

$0.922

$0.823

Reel

$0.734

View

Min.: 1
Mult.: 1

: 2,500

Headers

5 Position

1 mm (0.039 in)

1 Row

Solder

Right Angle

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC034

Reel, Cut Tape

Board to Board & Mezzanine Connectors 2w, 1.0mm Pitch Socket, SIL, SMT, Horizontal, GF, Tape+Reel

BC075-02-A-L-A
GCT
1: $0.89
2,411In Stock

Mfr. Part No.
BC075-02-A-L-A

Mouser Part No
640-BC075-02-A-L-A

GCT

Board to Board & Mezzanine Connectors 2w, 1.0mm Pitch Socket, SIL, SMT, Horizontal, GF, Tape+Reel

Learn More

Datasheet

2,411In Stock

Cut Tape

$0.89

$0.777

$0.711

$0.64

Reel

$0.433

View

Min.: 1
Mult.: 1

: 4,000

Sockets

2 Position

1 mm (0.039 in)

1 Row

Solder

Horizontal

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC075

Reel, Cut Tape

Board to Board & Mezzanine Connectors 2w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

BC065-02-A-L-D
GCT
1: $0.59
2,557In Stock

Mfr. Part No.
BC065-02-A-L-D

Mouser Part No
640-BC065-02-A-L-D

GCT

Board to Board & Mezzanine Connectors 2w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

Learn More

Datasheet

2,557In Stock

$0.59

$0.502

$0.501

$0.401

View

Min.: 1
Mult.: 1

Sockets

2 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC065

Tube

Board to Board & Mezzanine Connectors 5w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

BC065-05-A-L-D
GCT
1: $0.87
2,936In Stock

Mfr. Part No.
BC065-05-A-L-D

Mouser Part No
640-BC065-05-A-L-D

GCT

Board to Board & Mezzanine Connectors 5w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

Learn More

Datasheet

2,936In Stock

$0.87

$0.761

$0.695

$0.627

View

Min.: 1
Mult.: 1

Sockets

5 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC065

Tube

Board to Board & Mezzanine Connectors 8w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

BC065-08-A-L-D
GCT
1: $0.79
2,012In Stock

Mfr. Part No.
BC065-08-A-L-D

Mouser Part No
640-BC065-08-A-L-D

GCT

Board to Board & Mezzanine Connectors 8w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

Learn More

Datasheet

2,012In Stock

$0.79

$0.739

$0.554

$0.50

View

Min.: 1
Mult.: 1

Sockets

8 Position

1 mm (0.039 in)

1 Row

Solder

Vertical

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC065

Tube

Board to Board & Mezzanine Connectors 6w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

BC065-06-A-L-D
GCT
1: $0.761
2,041In Stock

Mfr. Part No.
BC065-06-A-L-D

Mouser Part No
640-BC065-06-A-L-D

GCT

Board to Board & Mezzanine Connectors 6w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

Learn More

Datasheet

2,041In Stock

$0.761

$0.551

$0.525

$0.484

View

Min.: 1
Mult.: 1

Sockets

6 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC065

Tube

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: $1.43
4,948In 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

Learn More

Datasheet

4,948In Stock

$1.43

$1.26

$1.20

$1.10

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 3w, 1.0mm Pitch Pin Header, Type B2, SIL, SMT, Vertical, GF, Tape+Reel+Cap

BC032-03-A-2-0200-0200-L-B
GCT
1: $1.34
4,450In Stock

Mfr. Part No.
BC032-03-A-2-0200-0200-L-B

Mouser Part No
640-BC03203A202200LB

GCT

Board to Board & Mezzanine Connectors 3w, 1.0mm Pitch Pin Header, Type B2, SIL, SMT, Vertical, GF, Tape+Reel+Cap

Learn More

Datasheet

4,450In Stock

Cut Tape

$1.34

$1.13

$1.08

$1.01

Reel

$0.702

View

Min.: 1
Mult.: 1

: 1,500

Headers

3 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC032

Reel, Cut Tape

Board to Board & Mezzanine Connectors 4w, 1.0mm Pitch Pin Header, Type B2, SIL, SMT, Vertical, GF, Tape+Reel+Cap

BC032-04-A-2-0200-0200-L-B
GCT
1: $1.27
2,798In Stock

Mfr. Part No.
BC032-04-A-2-0200-0200-L-B

Mouser Part No
640-BC03204A202200LB

GCT

Board to Board & Mezzanine Connectors 4w, 1.0mm Pitch Pin Header, Type B2, SIL, SMT, Vertical, GF, Tape+Reel+Cap

Learn More

Datasheet

2,798In Stock

Cut Tape

$1.27

$1.09

$0.919

$0.82

Reel

$0.722

View

Min.: 1
Mult.: 1

: 1,500

Headers

4 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC032

Reel, Cut Tape

Board to Board & Mezzanine Connectors 5w, 1.0mm Pitch Pin Header, Type B2, SIL, SMT, Vertical, GF, Tape+Reel+Cap

BC032-05-A-2-0200-0200-L-B
GCT
1: $1.26
3,039In Stock

Mfr. Part No.
BC032-05-A-2-0200-0200-L-B

Mouser Part No
640-BC03205A202200LB

GCT

Board to Board & Mezzanine Connectors 5w, 1.0mm Pitch Pin Header, Type B2, SIL, SMT, Vertical, GF, Tape+Reel+Cap

Learn More

Datasheet

3,039In Stock

Cut Tape

$1.26

$1.06

$0.899

$0.804

Reel

$0.718

View

Min.: 1
Mult.: 1

: 1,600

Headers

5 Position

1 mm (0.039 in)

1 Row

Solder

Straight

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC032

Reel, Cut Tape

Board to Board & Mezzanine Connectors 2w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

BC034-02-A-V-0150-L-C
GCT
1: $1.06
3,720In Stock

Mfr. Part No.
BC034-02-A-V-0150-L-C

Mouser Part No
640-BC03402AV0150LC

GCT

Board to Board & Mezzanine Connectors 2w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

Learn More

Datasheet

3,720In Stock

Cut Tape

$1.06

$0.897

$0.762

$0.68

Reel

$0.606

View

Min.: 1
Mult.: 1

: 2,500

Headers

2 Position

1 mm (0.039 in)

1 Row

Solder

Right Angle

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC034

Reel, Cut Tape

Board to Board & Mezzanine Connectors 4w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

BC034-04-A-V-0150-L-C
GCT
1: $1.17
2,488In Stock
2,500Expected 2026/07/28

Mfr. Part No.
BC034-04-A-V-0150-L-C

Mouser Part No
640-BC03404AV0150LC

GCT

Board to Board & Mezzanine Connectors 4w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

Learn More

Datasheet

2,488In Stock

2,500Expected 2026/07/28

Cut Tape

$1.17

$0.998

$0.849

$0.757

Reel

$0.676

View

Min.: 1
Mult.: 1

: 2,500

Headers

4 Position

1 mm (0.039 in)

1 Row

Solder

Right Angle

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC034

Reel, Cut Tape

Board to Board & Mezzanine Connectors 8w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

BC034-08-A-V-0150-L-C
GCT
1: $1.79
2,246In Stock

Mfr. Part No.
BC034-08-A-V-0150-L-C

Mouser Part No
640-BC03408AV0150LC

GCT

Board to Board & Mezzanine Connectors 8w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

Learn More

Datasheet

2,246In Stock

Cut Tape

$1.79

$1.52

$1.29

$1.16

Reel

$1.02

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Headers

8 Position

1 mm (0.039 in)

1 Row

Solder

Right Angle

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC034

Reel, Cut Tape, MouseReel

Board to Board & Mezzanine Connectors 10w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

BC034-10-A-V-0150-L-C
GCT
1: $1.90
2,329In Stock

Mfr. Part No.
BC034-10-A-V-0150-L-C

Mouser Part No
640-BC03410AV0150LC

GCT

Board to Board & Mezzanine Connectors 10w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

Learn More

Datasheet

2,329In Stock

Cut Tape

$1.90

$1.60

$1.37

$1.22

Reel

$1.06

View

Min.: 1
Mult.: 1

: 2,500

Headers

10 Position

1 mm (0.039 in)

1 Row

Solder

Right Angle

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC034

Reel, Cut Tape

Board to Board & Mezzanine Connectors 20w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

BC034-20-A-V-0150-L-C
GCT
1: $2.24
2,314In Stock

Mfr. Part No.
BC034-20-A-V-0150-L-C

Mouser Part No
640-BC03420AV0150LC

GCT

Board to Board & Mezzanine Connectors 20w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

Learn More

Datasheet

2,314In Stock

Cut Tape

$2.24

$1.95

$1.87

$1.74

Reel

$1.17

View

Min.: 1
Mult.: 1

: 2,500

Headers

20 Position

1 mm (0.039 in)

1 Row

Solder

Right Angle

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC034

Reel, Cut Tape

1mm B2B SIL Headers & Sockets

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