Board to Board & Mezzanine Connectors – Mouser Korea, Republic of

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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 5w, 2.54mm Pth Header, SIL, SMT, Horiz, GF, LCP Natural, T+R+C

BG301-05-A-0540-L-B
GCT
1: ₩1,216.8
1,195In Stock

Mfr. Part #
BG301-05-A-0540-L-B

Mouser Part #
640-BG30105A0540LB

GCT

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

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Datasheet

1,195In Stock

Cut Tape

₩1,216.8

₩1,037.4

₩883

₩787.8

Reel

₩712.9

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 3w, 2.54mm Pth Socket, SIL, TH, Horiz, GF, LCP Natural, Box

BG302-03-A-L-G
GCT
1: ₩748.8
2,189In Stock

Mfr. Part #
BG302-03-A-L-G

Mouser Part #
640-BG302-03-A-L-G

GCT

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

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Datasheet

2,189In Stock

₩748.8

₩650.5

₩571

₩505.4

View

Min.: 1
Mult.: 1

Sockets

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)

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: ₩780
270In Stock

Mfr. Part #
BG302-04-A-L-G

Mouser Part #
640-BG302-04-A-L-G

GCT

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

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Datasheet

270In Stock

₩780

₩666.1

₩631.8

₩577.2

View

Min.: 1
Mult.: 1

Sockets

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)

BG302

Bulk

Board to Board & Mezzanine Connectors 6w, 2.54mm Pth Socket, SIL, TH, Horiz, GF, LCP Natural, Box

BG302-06-A-L-G
GCT
1: ₩1,170
818In Stock

Mfr. Part #
BG302-06-A-L-G

Mouser Part #
640-BG302-06-A-L-G

GCT

Board to Board & Mezzanine Connectors 6w, 2.54mm Pth Socket, SIL, TH, Horiz, GF, LCP Natural, Box

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Datasheet

818In Stock

₩1,170

₩1,031.2

₩943.8

₩850.2

View

Min.: 1
Mult.: 1

Sockets

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)

BG302

Bulk

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

BG303-02-A-0300-L-G
GCT
1: ₩327.6
2,698In Stock

Mfr. Part #
BG303-02-A-0300-L-G

Mouser Part #
640-BG30302A0300LG

GCT

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

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Datasheet

2,698In Stock

₩327.6

₩282.4

₩240.2

₩213.7

View

Min.: 1
Mult.: 1

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)

BG303

Bulk

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

BG303-03-A-0300-L-G
GCT
1: ₩374.4
3,257In Stock

Mfr. Part #
BG303-03-A-0300-L-G

Mouser Part #
640-BG30303A0300LG

GCT

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

Learn More

Datasheet

3,257In Stock

₩374.4

₩319.8

₩273

₩243.4

View

Min.: 1
Mult.: 1

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)

BG303

Bulk

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

BG303-04-A-0300-L-G
GCT
1: ₩592.8
533In Stock
3,000Expected 9/16/2026

Mfr. Part #
BG303-04-A-0300-L-G

Mouser Part #
640-BG30304A0300LG

GCT

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

Learn More

Datasheet

533In Stock

3,000Expected 9/16/2026

₩592.8

₩521

₩457.1

₩404

View

Min.: 1
Mult.: 1

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)

BG303

Bulk

Board to Board & Mezzanine Connectors 6w, 2.54mm Pth Header, SIL, TH, Horiz, GF, LCP Natural, Box

BG303-06-A-0300-L-G
GCT
1: ₩811.2
1,599In Stock

Mfr. Part #
BG303-06-A-0300-L-G

Mouser Part #
640-BG30306A0300LG

GCT

Board to Board & Mezzanine Connectors 6w, 2.54mm Pth Header, SIL, TH, Horiz, GF, LCP Natural, Box

Learn More

Datasheet

1,599In Stock

₩811.2

₩705.1

₩619.3

₩547.6

View

Min.: 1
Mult.: 1

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)

BG303

Bulk

Board to Board & Mezzanine Connectors 4w, 2.54mm Pth Hdr, U Shaped, Single Insul, LCP Natural, Box

BG304-04-A-0500-L-G
GCT
1: ₩702
308In Stock

Mfr. Part #
BG304-04-A-0500-L-G

Mouser Part #
640-BG30404A0500LG

GCT

Board to Board & Mezzanine Connectors 4w, 2.54mm Pth Hdr, U Shaped, Single Insul, LCP Natural, Box

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Datasheet

308In Stock

₩702

₩610

₩536.6

₩474.2

View

Min.: 1
Mult.: 1

Headers

4 Position

2.54 mm (0.1 in)

2 Row

Solder

Vertical

3 A

- 40 C

+ 105 C

Gold

Brass

Liquid Crystal Polymer (LCP)

BG304

Bulk

Board to Board & Mezzanine Connectors 2w, 2.54mm Pth Socket, SIL, SMT, Vert, R2 GF, LCP Natural, Box

BG306-02-A-2-0400-L-G
GCT
1: ₩1,138.8
2,532In Stock

Mfr. Part #
BG306-02-A-2-0400-L-G

Mouser Part #
640-BG30602A20400LG

GCT

Board to Board & Mezzanine Connectors 2w, 2.54mm Pth Socket, SIL, SMT, Vert, R2 GF, LCP Natural, Box

Learn More

Datasheet

2,532In Stock

₩1,138.8

₩996.8

₩911

₩822.1

View

Min.: 1
Mult.: 1

Sockets

2 Position

2.54 mm (0.1 in)

1 Row

Solder

Vertical

3 A

- 40 C

+ 105 C

Gold

Brass

Liquid Crystal Polymer (LCP)

BG306

Bulk

Board to Board & Mezzanine Connectors 5w, 2.54mm Pitch Socket, SIL, SMT, Vert, R1, GF, LCP Nat, T+R+C

BG306-05-A-1-0400-L-B
GCT
1: ₩1,825.2
905In Stock

Mfr. Part #
BG306-05-A-1-0400-L-B

Mouser Part #
640-BG30605A10400LB

GCT

Board to Board & Mezzanine Connectors 5w, 2.54mm Pitch Socket, SIL, SMT, Vert, R1, GF, LCP Nat, T+R+C

Learn More

Datasheet

905In Stock

Cut Tape

₩1,825.2

₩1,546

₩1,483.6

₩1,388.4

Reel

₩1,009.3

View

Min.: 1
Mult.: 1

: 1,200

Sockets

5 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 5w, 2.54mm Pth Header, SIL, TH, Horiz, GF, LCP Natural, Box

BG303-05-A-0300-L-G
GCT
1: ₩639.6
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
BG303-05-A-0300-L-G

Mouser Part #
640-BG30305A0300LG

GCT

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

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

₩639.6

₩544.4

₩463.3

₩413.4

View

Min.: 1
Mult.: 1

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)

BG303

Bulk

2.54mm B2B SIL Headers & Sockets

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