Board to Board & Mezzanine Connectors

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2.54mm B2B SIL Headers & Sockets

GCT 2.54mm Board-to-Board (B2B) SIL Headers and Sockets feature a 3A current rating, 20mΩ maximum contact resistance, and up to 5000MΩ insulation resistance. These sockets and headers offer various designs that can consist of up to 80 contacts, through-hole or surface-mount construction, and a 0.64mm square pin size. These GCT sockets are available with a right-angle, U-shaped, or straight orientation, while the headers are available in both right-angle and straight orientations.

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Part #

Board to Board & Mezzanine Connectors 10w, 2.54mm Pitch Socket, DIL,SMT, Vert, No Peg, GF, Tube

BG120-10-A-0-N-D
GCT
1: 7,06 kr.
5.100In Stock

Mfr. Part No.
BG120-10-A-0-N-D

Mouser Part No
640-BG120-10-A-0-N-D

GCT

Board to Board & Mezzanine Connectors 10w, 2.54mm Pitch Socket, DIL,SMT, Vert, No Peg, GF, Tube

Learn More

Datasheet

5.100In Stock

7,06 kr.

6,99 kr.

5,38 kr.

4,98 kr.

View

Min.: 1
Mult.: 1

Sockets

10 Position

2.54 mm (0.1 in)

2 Row

Solder

Straight

3 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Nylon

BG120

Tube

Board to Board & Mezzanine Connectors 6w, 2.54mm Pitch Socket, SIL, SMT, Vert, R1, GF, LCP Nat, T+R+C

BG306-06-A-1-0400-L-B
GCT
1: 7,76 kr.
11.862In Stock

Mfr. Part No.
BG306-06-A-1-0400-L-B

Mouser Part No
640-BG30606A10400LB

GCT

Board to Board & Mezzanine Connectors 6w, 2.54mm Pitch Socket, SIL, SMT, Vert, R1, GF, LCP Nat, T+R+C

Learn More

Datasheet

11.862In Stock

Cut Tape

7,76 kr.

6,61 kr.

6,48 kr.

5,59 kr.

Reel

4,10 kr.

View

Min.: 1
Mult.: 1

: 1.200

Sockets

6 Position

2.54 mm (0.1 in)

1 Row

Solder

Vertical

3 A

- 40 C

+ 105 C

Gold

Brass

Liquid Crystal Polymer (LCP)

BG306

Reel, Cut Tape

Board to Board & Mezzanine Connectors 3w, 2.54mm Pitch Socket, SIL, SMT, Vert, R1, GF, LCP Nat, T+R+C

BG306-03-A-1-0400-L-B
GCT
1: 4,94 kr.
4.390In Stock

Mfr. Part No.
BG306-03-A-1-0400-L-B

Mouser Part No
640-BG30603A10400LB

GCT

Board to Board & Mezzanine Connectors 3w, 2.54mm Pitch Socket, SIL, SMT, Vert, R1, GF, LCP Nat, T+R+C

Learn More

Datasheet

4.390In Stock

Cut Tape

4,94 kr.

4,21 kr.

4,04 kr.

3,58 kr.

Reel

2,55 kr.

View

Min.: 1
Mult.: 1

: 1.200

Sockets

3 Position

2.54 mm (0.1 in)

1 Row

Solder

Vertical

3 A

- 40 C

+ 105 C

Gold

Brass

Liquid Crystal Polymer (LCP)

BG306

Reel, Cut Tape

Board to Board & Mezzanine Connectors 3w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

BG301-03-A-0540-L-B
GCT
1: 3,21 kr.
3.762In Stock

Mfr. Part No.
BG301-03-A-0540-L-B

Mouser Part No
640-BG30103A0540LB

GCT

Board to Board & Mezzanine Connectors 3w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

Learn More

Datasheet

3.762In Stock

Cut Tape

3,21 kr.

2,74 kr.

2,33 kr.

2,08 kr.

Reel

1,77 kr.

View

Min.: 1
Mult.: 1

: 1.000

Headers

3 Position

2.54 mm (0.1 in)

1 Row

Solder

Right Angle

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG301

Reel, Cut Tape

Board to Board & Mezzanine Connectors 5w, 2.54mm Pth Socket, SIL, TH, Horiz, GF, LCP Natural, Box

BG302-05-A-L-G
GCT
1: 3,92 kr.
3.352In Stock

Mfr. Part No.
BG302-05-A-L-G

Mouser Part No
640-BG302-05-A-L-G

GCT

Board to Board & Mezzanine Connectors 5w, 2.54mm Pth Socket, SIL, TH, Horiz, GF, LCP Natural, Box

Learn More

Datasheet

3.352In Stock

3,92 kr.

3,35 kr.

2,85 kr.

2,54 kr.

View

Min.: 1
Mult.: 1

Sockets

5 Position

2.54 mm (0.1 in)

1 Row

Solder

Horizontal

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG302

Bulk

Board to Board & Mezzanine Connectors 4w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

BG301-04-A-0540-L-B
GCT
1: 4,04 kr.
3.390In Stock

Mfr. Part No.
BG301-04-A-0540-L-B

Mouser Part No
640-BG30104A0540LB

GCT

Board to Board & Mezzanine Connectors 4w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

Learn More

Datasheet

3.390In Stock

Cut Tape

4,04 kr.

3,42 kr.

2,91 kr.

2,59 kr.

Reel

1,89 kr.

Min.: 1
Mult.: 1

: 1.000

Headers

4 Position

2.54 mm (0.1 in)

1 Row

Solder

Right Angle

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG301

Reel, Cut Tape

Board to Board & Mezzanine Connectors 5w, 2.54mm Pitch Socket, SIL, TH, Vert, Dual Beam, GF, Tube

BG095-05-A-N-D
GCT
1: 3,40 kr.
3.315In Stock

Mfr. Part No.
BG095-05-A-N-D

Mouser Part No
640-BG095-05-A-N-D

GCT

Board to Board & Mezzanine Connectors 5w, 2.54mm Pitch Socket, SIL, TH, Vert, Dual Beam, GF, Tube

Learn More

Datasheet

3.315In Stock

3,40 kr.

2,62 kr.

2,42 kr.

2,19 kr.

View

Min.: 1
Mult.: 1

Headers

5 Position

2.54 mm (0.1 in)

1 Row

Solder

Vertical

3 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Nylon

BG095

Tube

Board to Board & Mezzanine Connectors 5w, 2.54mm Pitch Socket, SIL, SMT, Vert, D/Ent, R1, GF, Tube

BG125-05-A-1-1-0440-N-D
GCT
1: 3,40 kr.
6.803In Stock

Mfr. Part No.
BG125-05-A-1-1-0440-N-D

Mouser Part No
640-BG12505A110440ND

GCT

Board to Board & Mezzanine Connectors 5w, 2.54mm Pitch Socket, SIL, SMT, Vert, D/Ent, R1, GF, Tube

Learn More

Datasheet

6.803In Stock

3,40 kr.

3,36 kr.

2,61 kr.

2,42 kr.

View

Min.: 1
Mult.: 1

Sockets

5 Position

2.54 mm (0.1 in)

1 Row

Solder

Vertical

3 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Nylon

BG125

Tube

Board to Board & Mezzanine Connectors 4w, 2.54mm Pth Socket, SIL, SMT, Horiz, GF, LCP Natural, T+R

BG300-04-A-L-A
GCT
1: 4,36 kr.
5.481In Stock

Mfr. Part No.
BG300-04-A-L-A

Mouser Part No
640-BG300-04-A-L-A

GCT

Board to Board & Mezzanine Connectors 4w, 2.54mm Pth Socket, SIL, SMT, Horiz, GF, LCP Natural, T+R

Learn More

Datasheet

5.481In Stock

Cut Tape

4,36 kr.

3,73 kr.

3,17 kr.

2,83 kr.

Reel

2,40 kr.

View

Min.: 1
Mult.: 1

: 1.400

Sockets

4 Position

2.54 mm (0.1 in)

1 Row

Solder

Horizontal

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG300

Reel, Cut Tape

Board to Board & Mezzanine Connectors 5w, 2.54mm Pth Socket, SIL, SMT, Horiz, GF, LCP Natural, T+R

BG300-05-A-L-A
GCT
1: 5,39 kr.
7.088In Stock
4.200Expected 01/07/2026

Mfr. Part No.
BG300-05-A-L-A

Mouser Part No
640-BG300-05-A-L-A

GCT

Board to Board & Mezzanine Connectors 5w, 2.54mm Pth Socket, SIL, SMT, Horiz, GF, LCP Natural, T+R

Learn More

Datasheet

7.088In Stock

4.200Expected 01/07/2026

Cut Tape

5,39 kr.

4,57 kr.

3,89 kr.

3,47 kr.

Reel

3,23 kr.

View

Min.: 1
Mult.: 1

: 1.400

Sockets

5 Position

2.54 mm (0.1 in)

1 Row

Solder

Right Angle

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG300

Reel, Cut Tape

Board to Board & Mezzanine Connectors 5w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

BG301-05-A-0540-L-B
GCT
1: 4,94 kr.
5.295In Stock

Mfr. Part No.
BG301-05-A-0540-L-B

Mouser Part No
640-BG30105A0540LB

GCT

Board to Board & Mezzanine Connectors 5w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

Learn More

Datasheet

5.295In Stock

Cut Tape

4,94 kr.

4,19 kr.

3,56 kr.

3,18 kr.

Reel

2,73 kr.

View

Min.: 1
Mult.: 1

: 1.000

Headers

5 Position

2.54 mm (0.1 in)

1 Row

Solder

Right Angle

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG301

Reel, Cut Tape

Board to Board & Mezzanine Connectors 2w, 2.54mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BG030-02-A-0450-0300-N-G
GCT
1: 0,642 kr.
2.160In Stock
3.000Expected 07/08/2026

Mfr. Part No.
BG030-02-A-0450-0300-N-G

Mouser Part No
640-BG032A045003NG

GCT

Board to Board & Mezzanine Connectors 2w, 2.54mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

Learn More

Datasheet

2.160In Stock

3.000Expected 07/08/2026

0,642 kr.

0,395 kr.

0,343 kr.

0,298 kr.

View

Min.: 1
Mult.: 1

Headers

2 Position

2.54 mm (0.1 in)

1 Row

Solder

Straight

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Nylon

BG030

Bulk

Board to Board & Mezzanine Connectors 6w, 2.54mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BG030-06-A-0450-0300-N-G
GCT
1: 1,67 kr.
3.568In Stock

Mfr. Part No.
BG030-06-A-0450-0300-N-G

Mouser Part No
640-BG036A045003NG

GCT

Board to Board & Mezzanine Connectors 6w, 2.54mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

Learn More

Datasheet

3.568In Stock

1,67 kr.

1,39 kr.

1,22 kr.

1,07 kr.

View

Min.: 1
Mult.: 1

Headers

6 Position

2.54 mm (0.1 in)

1 Row

Solder

Straight

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Nylon

BG030

Bulk

Board to Board & Mezzanine Connectors 4w, 2.54mm Pitch Socket, SIL, TH, Vert, Dual Beam, GF, Tube

BG095-04-A-N-D
GCT
1: 3,46 kr.
4.461In Stock

Mfr. Part No.
BG095-04-A-N-D

Mouser Part No
640-BG095-04-A-N-D

GCT

Board to Board & Mezzanine Connectors 4w, 2.54mm Pitch Socket, SIL, TH, Vert, Dual Beam, GF, Tube

Learn More

Datasheet

4.461In Stock

3,46 kr.

3,01 kr.

2,76 kr.

2,49 kr.

View

Min.: 1
Mult.: 1

Headers

4 Position

2.54 mm (0.1 in)

1 Row

Solder

Vertical

3 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Nylon

BG095

Tube

Board to Board & Mezzanine Connectors 6w, 2.54mm Pitch Socket, SIL, TH, Vert, Dual Beam, GF, Tube

BG095-06-A-N-D
GCT
1: 3,53 kr.
2.204In Stock
3.042Expected 01/07/2026

Mfr. Part No.
BG095-06-A-N-D

Mouser Part No
640-BG095-06-A-N-D

GCT

Board to Board & Mezzanine Connectors 6w, 2.54mm Pitch Socket, SIL, TH, Vert, Dual Beam, GF, Tube

Learn More

Datasheet

2.204In Stock

3.042Expected 01/07/2026

3,53 kr.

3,51 kr.

2,62 kr.

2,49 kr.

View

Min.: 1
Mult.: 1

Headers

6 Position

2.54 mm (0.1 in)

1 Row

Solder

Vertical

3 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Nylon

BG095

Tube

Board to Board & Mezzanine Connectors 8w, 2.54mm Pitch Socket, DIL,SMT, Vert, No Peg, GF, Tube

BG120-08-A-0-N-D
GCT
1: 5,71 kr.
6.981In Stock

Mfr. Part No.
BG120-08-A-0-N-D

Mouser Part No
640-BG120-08-A-0-N-D

GCT

Board to Board & Mezzanine Connectors 8w, 2.54mm Pitch Socket, DIL,SMT, Vert, No Peg, GF, Tube

Learn More

Datasheet

6.981In Stock

5,71 kr.

5,42 kr.

4,30 kr.

4,10 kr.

View

Min.: 1
Mult.: 1

Sockets

8 Position

2.54 mm (0.1 in)

2 Row

Solder

Straight

3 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Nylon

BG120

Tube

Board to Board & Mezzanine Connectors 3w, 2.54mm Pitch Socket, SIL, SMT, Vert, D/Ent, R1, GF, Tube

BG125-03-A-1-1-0440-N-D
GCT
1: 2,95 kr.
4.464In Stock
3.256Expected 29/07/2026

Mfr. Part No.
BG125-03-A-1-1-0440-N-D

Mouser Part No
640-BG12503A110440ND

GCT

Board to Board & Mezzanine Connectors 3w, 2.54mm Pitch Socket, SIL, SMT, Vert, D/Ent, R1, GF, Tube

Learn More

Datasheet

4.464In Stock

3.256Expected 29/07/2026

2,95 kr.

2,89 kr.

2,16 kr.

2,06 kr.

View

Min.: 1
Mult.: 1

Sockets

3 Position

2.54 mm (0.1 in)

1 Row

Solder

Straight

3 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Nylon

BG125

Tube

Board to Board & Mezzanine Connectors 10w, 2.54mm Pitch Socket, SIL, SMT, Vert, D/Ent,R1, GF, Tube

BG125-10-A-1-1-0440-N-D
GCT
1: 5,52 kr.
428In Stock

Mfr. Part No.
BG125-10-A-1-1-0440-N-D

Mouser Part No
640-BG12510A110440ND

GCT

Board to Board & Mezzanine Connectors 10w, 2.54mm Pitch Socket, SIL, SMT, Vert, D/Ent,R1, GF, Tube

Learn More

Datasheet

428In Stock

5,52 kr.

4,42 kr.

3,95 kr.

3,55 kr.

View

Min.: 1
Mult.: 1

Sockets

10 Position

2.54 mm (0.1 in)

1 Row

Solder

Straight

3 A

- 40 C

+ 105 C

Gold

Phosphor Bronze

Nylon

BG125

Tube

Board to Board & Mezzanine Connectors 2w, 2.54mm Pth Socket, SIL, SMT, Horiz, GF, LCP Natural, T+R

BG300-02-A-L-A
GCT
1: 2,95 kr.
4.370In Stock

Mfr. Part No.
BG300-02-A-L-A

Mouser Part No
640-BG300-02-A-L-A

GCT

Board to Board & Mezzanine Connectors 2w, 2.54mm Pth Socket, SIL, SMT, Horiz, GF, LCP Natural, T+R

Learn More

Datasheet

4.370In Stock

Cut Tape

2,95 kr.

2,52 kr.

2,14 kr.

1,91 kr.

Reel

1,81 kr.

View

Min.: 1
Mult.: 1

: 1.400

Sockets

2 Position

2.54 mm (0.1 in)

1 Row

Solder

Horizontal

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG300

Reel, Cut Tape

Board to Board & Mezzanine Connectors 3w, 2.54mm Pth Socket, SIL, SMT, Horiz, GF, LCP Natural, T+R

BG300-03-A-L-A
GCT
1: 3,33 kr.
2.220In Stock

Mfr. Part No.
BG300-03-A-L-A

Mouser Part No
640-BG300-03-A-L-A

GCT

Board to Board & Mezzanine Connectors 3w, 2.54mm Pth Socket, SIL, SMT, Horiz, GF, LCP Natural, T+R

Learn More

Datasheet

2.220In Stock

Cut Tape

3,33 kr.

2,86 kr.

2,42 kr.

2,16 kr.

Reel

2,01 kr.

View

Min.: 1
Mult.: 1

: 1.400

Sockets

3 Position

2.54 mm (0.1 in)

1 Row

Solder

Horizontal

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG300

Reel, Cut Tape

Board to Board & Mezzanine Connectors 6w, 2.54mm Pth Socket, SIL, SMT, Horiz, GF, LCP Natural, T+R

BG300-06-A-L-A
GCT
1: 6,22 kr.
1.401In Stock

Mfr. Part No.
BG300-06-A-L-A

Mouser Part No
640-BG300-06-A-L-A

GCT

Board to Board & Mezzanine Connectors 6w, 2.54mm Pth Socket, SIL, SMT, Horiz, GF, LCP Natural, T+R

Learn More

Datasheet

1.401In Stock

Cut Tape

6,22 kr.

5,24 kr.

5,03 kr.

4,71 kr.

Reel

3,51 kr.

View

Min.: 1
Mult.: 1

: 1.400

Sockets

6 Position

2.54 mm (0.1 in)

1 Row

Solder

Horizontal

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG300

Reel, Cut Tape

Board to Board & Mezzanine Connectors 6w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

BG301-06-A-0540-L-B
GCT
1: 5,39 kr.
996In Stock
3.000Expected 24/07/2026

Mfr. Part No.
BG301-06-A-0540-L-B

Mouser Part No
640-BG30106A0540LB

GCT

Board to Board & Mezzanine Connectors 6w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

Learn More

Datasheet

996In Stock

3.000Expected 24/07/2026

Cut Tape

5,39 kr.

4,59 kr.

3,90 kr.

3,48 kr.

Reel

3,25 kr.

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

Headers

6 Position

2.54 mm (0.1 in)

1 Row

Solder

Right Angle

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG301

Reel, Cut Tape, MouseReel

Board to Board & Mezzanine Connectors 2w, 2.54mm Pth Socket, SIL, TH, Horiz, GF, LCP Natural, Box

BG302-02-A-L-G
GCT
1: 2,18 kr.
90In Stock
15.000On Order

Mfr. Part No.
BG302-02-A-L-G

Mouser Part No
640-BG302-02-A-L-G

GCT

Board to Board & Mezzanine Connectors 2w, 2.54mm Pth Socket, SIL, TH, Horiz, GF, LCP Natural, Box

Learn More

Datasheet

90In Stock

15.000On Order

2,18 kr.

2,06 kr.

1,56 kr.

1,40 kr.

View

Min.: 1
Mult.: 1

Sockets

2 Position

2.54 mm (0.1 in)

1 Row

Solder

Horizontal

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG302

Bulk

Board to Board & Mezzanine Connectors 3w, 2.54mm Pth Socket, SIL, TH, Horiz, GF, LCP Natural, Box

BG302-03-A-L-G
GCT
1: 3,14 kr.
2.189In Stock

Mfr. Part No.
BG302-03-A-L-G

Mouser Part No
640-BG302-03-A-L-G

GCT

Board to Board & Mezzanine Connectors 3w, 2.54mm Pth Socket, SIL, TH, Horiz, GF, LCP Natural, Box

Learn More

Datasheet

2.189In Stock

3,14 kr.

2,68 kr.

2,36 kr.

2,09 kr.

View

Min.: 1
Mult.: 1

Sockets

3 Position

2.54 mm (0.1 in)

1 Row

Solder

Horizontal

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG302

Bulk

Board to Board & Mezzanine Connectors 4w, 2.54mm Pth Socket, SIL, TH, Horiz, GF, LCP Natural, Box

BG302-04-A-L-G
GCT
1: 3,21 kr.
640In Stock

Mfr. Part No.
BG302-04-A-L-G

Mouser Part No
640-BG302-04-A-L-G

GCT

Board to Board & Mezzanine Connectors 4w, 2.54mm Pth Socket, SIL, TH, Horiz, GF, LCP Natural, Box

Learn More

Datasheet

640In Stock

3,21 kr.

2,74 kr.

2,33 kr.

1,95 kr.

View

Min.: 1
Mult.: 1

Sockets

4 Position

2.54 mm (0.1 in)

1 Row

Solder

Horizontal

3 A

- 40 C

+ 105 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

BG302

Bulk

2.54mm B2B SIL Headers & Sockets

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