Board to Board & Mezzanine Connectors

.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 50

Applied Filters:

Product

Number of Positions

Mounting Angle

Contact Material

Series

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Board to Board & Mezzanine Connectors 3w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

BC034-03-A-V-0150-L-C
GCT
1: $1.24
2,500Expected 2026/07/28

Mfr. Part No.
BC034-03-A-V-0150-L-C

Mouser Part No
640-BC03403AV0150LC

GCT

Board to Board & Mezzanine Connectors 3w, 1.0mm Pitch Header, SIL, SMT, Horizontal, GF, Tape+Reel+Film

Learn More

Datasheet

2,500Expected 2026/07/28

Cut Tape

$1.24

$1.05

$1.00

$0.944

Reel

$0.65

View

Min.: 1
Mult.: 1

: 2,500

Headers

3 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 10w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-10-A-0380-0300-L-G
GCT
1: $1.77
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

$1.77

$1.55

$1.48

$1.38

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

BC034-04-A-V-0150-L-D
GCT
1: $1.12
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

$1.12

$0.954

$0.915

$0.857

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: $1.58
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

$1.58

$1.38

$1.33

$1.23

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: $0.90
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

$0.90

$0.785

$0.718

$0.647

Reel

$0.437

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 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: $1.37
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

$1.37

$1.19

$1.14

$1.06

Reel

$0.771

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: $1.36
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

$1.36

$1.15

$1.11

$1.03

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: $1.42
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

$1.42

$1.24

$1.17

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

BC034-06-A-V-0150-L-C
GCT
1: $1.55
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

$1.55

$1.36

$1.30

$1.21

Reel

$0.876

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: $1.21
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

$1.21

$1.02

$0.987

$0.925

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

BC034-05-A-V-0150-L-C
GCT
1: $1.41
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

$1.41

$1.19

$1.14

$1.07

Reel

$0.739

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: $0.84
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

$0.84

$0.737

$0.675

$0.608

Reel

$0.411

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 4w, 1.0mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BC020-04-A-0200-0300-L-G
GCT
1: $0.95
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

$0.95

$0.83

$0.759

$0.685

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: $1.14
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

$1.14

$0.969

$0.93

$0.87

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

BC065-10-A-L-D
GCT
1: $1.01
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

$1.01

$0.855

$0.821

$0.768

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: $0.67
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

$0.67

$0.585

$0.535

$0.483

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: $0.83
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

$0.83

$0.723

$0.661

$0.597

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: $0.93
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

$0.93

$0.816

$0.747

$0.673

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: $1.28
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

$1.28

$1.08

$1.04

$0.969

Reel

$0.668

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: $1.40
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

$1.40

$1.17

$1.14

$1.06

Reel

$0.735

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: $1.37
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

$1.37

$1.16

$1.11

$1.04

Reel

$0.719

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: $1.14
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

$1.14

$0.969

$0.93

$0.87

Reel

$0.608

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: $1.29
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

$1.29

$1.10

$1.05

$0.98

View

Reel

$0.64

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: $1.90
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

$1.90

$1.65

$1.58

$1.47

Reel

$1.06

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: $2.01
2,319In 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

2,319In Stock

Cut Tape

$2.01

$1.76

$1.67

$1.57

Reel

$1.09

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

1mm B2B SIL Headers & Sockets

Customer Service Office

Company

Resources

Support