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 6w, 2.54mm Pitch Socket, SIL, SMT, Vert, R1, GF, LCP Nat, T+R+C

BG306-06-A-1-0400-L-B
GCT
1: 11,02 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

11,02 kr

9,39 kr

8,89 kr

7,94 kr

View

Reel

5,37 kr

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: 7,02 kr
4 351In 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 351In Stock

Cut Tape

7,02 kr

5,99 kr

5,47 kr

5,09 kr

3,31 kr

Reel

3,31 kr

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 4w, 2.54mm Pitch Socket, SIL, SMT, Vert, R1, GF, LCP Nat, T+R+C

BG306-04-A-1-0400-L-B
GCT
1: 8,66 kr
5 515In Stock

Mfr. Part No.
BG306-04-A-1-0400-L-B

Mouser Part No
640-BG30604A10400LB

GCT

Board to Board & Mezzanine Connectors 4w, 2.54mm Pitch Socket, SIL, SMT, Vert, R1, GF, LCP Nat, T+R+C

Learn More

Datasheet

5 515In Stock

Cut Tape

8,66 kr

7,35 kr

7,32 kr

6,24 kr

Reel

4,34 kr

View

Min.: 1
Mult.: 1

: 1 200

Sockets

4 Position

2.54 mm (0.1 in)

1 Row

Solder

Straight

3 A

- 40 C

+ 105 C

Gold

Brass

Liquid Crystal Polymer (LCP)

BG306

Reel, Cut Tape

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: 10,03 kr
4 995In 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

4 995In Stock

10,03 kr

9,21 kr

7,63 kr

7,06 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, TH, Vert, Dual Beam, GF, Tube

BG095-06-A-N-D
GCT
1: 4,83 kr
5 141In Stock

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

5 141In Stock

4,83 kr

4,74 kr

4,55 kr

3,54 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 4w, 2.54mm Pitch Socket, SIL, TH, Vert, Dual Beam, GF, Tube

BG095-04-A-N-D
GCT
1: 4,74 kr
357In 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

357In Stock

4,74 kr

4,16 kr

3,85 kr

3,31 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 4w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

BG301-04-A-0540-L-B
GCT
1: 5,83 kr
3 387In 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 387In Stock

Cut Tape

5,83 kr

4,96 kr

4,22 kr

3,76 kr

Reel

2,69 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: 4,92 kr
3 230In 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 230In Stock

4,92 kr

4,87 kr

3,78 kr

3,49 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 3w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

BG301-03-A-0540-L-B
GCT
1: 4,56 kr
3 761In 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 761In Stock

Cut Tape

4,56 kr

3,89 kr

3,31 kr

2,96 kr

Reel

2,46 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: 5,57 kr
3 342In 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 342In Stock

5,57 kr

4,76 kr

4,05 kr

3,61 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 Pitch Socket, SIL, SMT, Vert, D/Ent, R1, GF, Tube

BG125-04-A-1-1-0440-N-D
GCT
1: 5,37 kr
59 478In Stock

Mfr. Part No.
BG125-04-A-1-1-0440-N-D

Mouser Part No
640-BG12504A110440ND

GCT

Board to Board & Mezzanine Connectors 4w, 2.54mm Pitch Socket, SIL, SMT, Vert, D/Ent, R1, GF, Tube

Learn More

Datasheet

59 478In Stock

5,37 kr

4,65 kr

4,26 kr

3,83 kr

View

Min.: 1
Mult.: 1

Sockets

4 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 8w, 2.54mm Pitch Socket, DIL,SMT, Vert, No Peg, GF, Tube

BG120-08-A-0-N-D
GCT
1: 8,66 kr
6 377In Stock
4 648Expected 2026-10-14

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 377In Stock

4 648Expected 2026-10-14

8,66 kr

7,35 kr

7,05 kr

6,60 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 5w, 2.54mm Pitch Socket, SIL, SMT, Vert, D/Ent, R1, GF, Tube

BG125-05-A-1-1-0440-N-D
GCT
1: 5,47 kr
6 533In 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 533In Stock

5,47 kr

4,77 kr

4,36 kr

3,93 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: 7,11 kr
5 471In 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 471In Stock

Cut Tape

7,11 kr

6,25 kr

5,72 kr

5,16 kr

Reel

3,90 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: 7,65 kr
8 778In Stock

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

8 778In Stock

Cut Tape

7,65 kr

6,50 kr

5,52 kr

4,93 kr

Reel

4,59 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 6w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

BG301-06-A-0540-L-B
GCT
1: 8,20 kr
3 996In Stock

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

3 996In Stock

Cut Tape

8,20 kr

6,90 kr

6,63 kr

6,20 kr

Reel

4,44 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: 3,74 kr
11 090In Stock
9 000Expected 2026-09-25

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

11 090In Stock

9 000Expected 2026-09-25

3,74 kr

3,24 kr

2,85 kr

2,52 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 2w, 2.54mm Pitch Pin Hdr, SIL, TH, Vert, GF, Box

BG030-02-A-0450-0300-N-G
GCT
1: 1,92 kr
3 139In Stock
3 000Expected 2026-10-14

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

3 139In Stock

3 000Expected 2026-10-14

1,92 kr

0,753 kr

0,615 kr

0,551 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: 2,28 kr
2 521In 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

2 521In Stock

2,28 kr

1,96 kr

1,73 kr

1,51 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 3w, 2.54mm Pitch Socket, SIL, SMT, Vert, D/Ent, R1, GF, Tube

BG125-03-A-1-1-0440-N-D
GCT
1: 4,56 kr
5 528In Stock

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

5 528In Stock

4,56 kr

4,03 kr

3,68 kr

3,32 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: 8,30 kr
2 502In Stock
2 990Expected 2026-09-25

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

2 502In Stock

2 990Expected 2026-09-25

8,30 kr

7,07 kr

6,79 kr

6,35 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: 4,65 kr
4 240In 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 240In Stock

Cut Tape

4,65 kr

4,07 kr

3,73 kr

3,36 kr

Reel

2,59 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: 5,29 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

5,29 kr

4,66 kr

4,26 kr

3,85 kr

Reel

2,97 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: 8,76 kr
1 391In Stock
4 200Expected 2026-09-25

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 391In Stock

4 200Expected 2026-09-25

Cut Tape

8,76 kr

7,44 kr

7,13 kr

6,68 kr

Reel

4,98 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 2w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

BG301-02-A-0540-L-B
GCT
1: 4,92 kr
3 000In Stock

Mfr. Part No.
BG301-02-A-0540-L-B

Mouser Part No
640-BG30102A0540LB

GCT

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

Learn More

Datasheet

3 000In Stock

Cut Tape

4,92 kr

4,26 kr

3,90 kr

3,52 kr

Reel

2,70 kr

View

Min.: 1
Mult.: 1

: 1 000

Headers

2 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

2.54mm B2B SIL Headers & Sockets

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