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 8w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

BC034-08-A-V-0150-L-C
GCT
1: $2.43
2,239In 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

2,239In Stock

Cut Tape

$2.43

$2.07

$1.75

$1.58

Reel

$1.39

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 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: $1.81
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

$1.81

$1.54

$1.30

$1.16

$1.11

Reel

$1.05

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 4w, 1.0mm Pitch Header, Single in line, Horizontal, tube

BC034-04-A-V-0150-L-D
GCT
1: $1.54
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

$1.54

$1.30

$1.25

$1.17

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: $2.05
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

$2.05

$1.89

$1.62

$1.47

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: $1.05
7,030In 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

7,030In Stock

Cut Tape

$1.05

$0.894

$0.892

$0.759

Reel

$0.59

View

Min.: 1
Mult.: 1

: 4,000

Sockets

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)

BC075

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: $1.67
2,738In 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

2,738In Stock

$1.67

$1.43

$1.21

$1.08

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: $1.89
4,946In 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

4,946In Stock

$1.89

$1.62

$1.39

$1.36

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 8w, 1.0mm Pitch Socket, SIL, SMT, Horizontal, GF, Tape+Reel

BC075-08-A-L-A
GCT
1: $1.51
4,860In 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

4,860In Stock

Cut Tape

$1.51

$1.29

$1.09

$0.976

View

Reel

$0.839

Min.: 1
Mult.: 1

: 4,000

Sockets

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)

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: $2.28
1,446In 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

1,446In Stock

$2.28

$1.96

$1.65

$1.48

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 Socket, SIL, SMT, Vertical, D/Ent, B1,GF, Tape+Reel+Film

BC070-06-A-1-L-C
GCT
1: $1.48
1,579In Stock
2,500Expected 6/10/2026

Mfr. Part No.
BC070-06-A-1-L-C

Mouser Part No
640-BC070-06-A-1-L-C

GCT

Board to Board & Mezzanine Connectors 6w, 1.0mm Pitch Socket, SIL, SMT, Vertical, D/Ent, B1,GF, Tape+Reel+Film

Learn More

Datasheet

1,579In Stock

2,500Expected 6/10/2026

Cut Tape

$1.48

$1.26

$1.07

$0.955

Reel

$0.845

View

Min.: 1
Mult.: 1

: 2,500

Sockets

6 Position

1 mm (0.039 in)

1 Row

Solder

Vertical

1 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

BC070

Reel, Cut Tape

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: $2.48
1,039In 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

Learn More

Datasheet

1,039In Stock

$2.48

$2.11

$1.78

$1.60

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 2w, 1.0mm Pitch Socket, SIL, SMT, Horizontal, GF, Tape+Reel

BC075-02-A-L-A
GCT
1: $0.993
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

$0.993

$0.843

$0.842

$0.717

Reel

$0.525

View

Min.: 1
Mult.: 1

: 4,000

Sockets

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)

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: $1.10
2,654In 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

2,654In Stock

$1.10

$0.94

$0.936

$0.798

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: $1.44
2,220In 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

2,220In Stock

$1.44

$1.22

$1.03

$0.923

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 3w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

BC065-03-A-L-D
GCT
1: $0.857
2,791In Stock

Mfr. Part No.
BC065-03-A-L-D

Mouser Part No
640-BC065-03-A-L-D

GCT

Board to Board & Mezzanine Connectors 3w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

Learn More

Datasheet

2,791In Stock

$0.857

$0.725

$0.724

$0.594

View

Min.: 1
Mult.: 1

Sockets

3 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 10w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

BC065-10-A-L-D
GCT
1: $1.28
2,541In Stock

Mfr. Part No.
BC065-10-A-L-D

Mouser Part No
640-BC065-10-A-L-D

GCT

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

Learn More

Datasheet

2,541In Stock

$1.28

$1.16

$0.962

$0.915

View

Min.: 1
Mult.: 1

Sockets

10 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 2w, 1.0mm Pitch Socket, SIL, TH, Vert, GF, Tube

BC065-02-A-L-D
GCT
1: $0.802
2,432In 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

2,432In Stock

$0.802

$0.683

$0.681

$0.545

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: $1.20
2,861In 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

2,861In Stock

$1.20

$1.01

$0.956

$0.812

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: $1.09
1,937In 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

1,937In Stock

$1.09

$0.806

$0.767

$0.695

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 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: $1.74
3,448In 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

3,448In Stock

Cut Tape

$1.74

$1.47

$1.41

$1.32

Reel

$0.907

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: $1.90
2,768In 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

2,768In Stock

Cut Tape

$1.90

$1.60

$1.55

$1.44

Reel

$1.00

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: $1.86
2,976In 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

2,976In Stock

Cut Tape

$1.86

$1.58

$1.51

$1.41

Reel

$0.978

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: $1.55
3,633In 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

3,633In Stock

Cut Tape

$1.55

$1.32

$1.26

$1.18

Reel

$0.827

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: $1.75
4,758In Stock

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

4,758In Stock

Cut Tape

$1.75

$1.50

$1.43

$1.33

View

Reel

$0.87

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

BC034-06-A-V-0150-L-C
GCT
1: $2.03
1,983In 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

1,983In Stock

Cut Tape

$2.03

$1.73

$1.47

$1.31

Reel

$1.17

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

1mm B2B SIL Headers & Sockets

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