Board to Board & Mezzanine Connectors

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AcceleRate® HD Ultra-Dense Mezzanine Strips

Samtec AcceleRate^® HD Ultra-Dense Mezzanine Strips feature a low-profile 5mm stack height, slim 5mm width, and a 0.635mm pitch. These micro interconnects are super dense with up to 400 total inputs/outputs (I/Os). The four-row design allows 10 to 100 positions per row. Samtec AcceleRate HD header and socket connectors are PCIe^® 6.0/CXL^® 3.2 capable, support 64Gbps PAM4 (32Gbps NRZ) applications, and feature an Edge Rate^® contact system that is optimized for signal integrity performance. The open-pin-field design offers grounding and routing flexibility.

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Part #

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-20-06.5-L-4-0-A-TR
Samtec
1: $21.00
316In Stock
275Expected 2026/08/17
New Product

Mfr. Part No.
ADM6-20-06.5-L-4-0-A-TR

Mouser Part No
200-ADM620065L40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

316In Stock

275Expected 2026/08/17

Cut Tape

$21.00

$20.99

$19.29

Reel

$19.29

$17.21

Quote

Min.: 1
Mult.: 1

: 275

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-30-06.5-L-4-0-A-TR
Samtec
1: $24.61
460In Stock
New Product

Mfr. Part No.
ADM6-30-06.5-L-4-0-A-TR

Mouser Part No
200-ADM63006.5L40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

460In Stock

Cut Tape

$24.61

$22.93

Reel

$22.93

$20.40

Quote

Min.: 1
Mult.: 1

: 275

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-40-06.5-L-4-0-A-TR
Samtec
1: $30.70
316In Stock
New Product

Mfr. Part No.
ADM6-40-06.5-L-4-0-A-TR

Mouser Part No
200-ADM640065L40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

316In Stock

Cut Tape

$30.70

$30.69

$29.24

Reel

$29.24

View

Min.: 1
Mult.: 1

: 275

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-50-06.5-L-4-0-A-TR
Samtec
1: $31.34
124In Stock
New Product

Mfr. Part No.
ADM6-50-06.5-L-4-0-A-TR

Mouser Part No
200-ADM650065L40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

124In Stock

Cut Tape

$31.34

$31.33

$29.90

Reel

$29.90

View

Min.: 1
Mult.: 1

: 275

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-60-03.5-S-4-0-A-TR
Samtec
1: $31.68
553In Stock
New Product

Mfr. Part No.
ADM6-60-03.5-S-4-0-A-TR

Mouser Part No
200-ADM660035S40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

553In Stock

Cut Tape

$31.68

$29.99

$28.87

$28.17

View

Reel

$18.58

Min.: 1
Mult.: 1

: 500

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-70-08.5-L-4-0-A-TR
Samtec
1: $36.60
345In Stock
New Product

Mfr. Part No.
ADM6-70-08.5-L-4-0-A-TR

Mouser Part No
200-ADM67008.5L40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

345In Stock

Cut Tape

$36.60

$31.11

$29.17

$29.04

Reel

$24.68

Min.: 1
Mult.: 1

: 300

Connectors

70 Position

0.635 mm (0.025 in)

4 Row

Solder

Straight

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-70-08.5-S-4-0-A-TR
Samtec
1: $42.09
100In Stock
New Product

Mfr. Part No.
ADM6-70-08.5-S-4-0-A-TR

Mouser Part No
200-ADM67008.5S40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

100In Stock

Cut Tape

$42.09

$35.77

$33.83

Reel

$28.74

Min.: 1
Mult.: 1

: 300

Connectors

70 Position

0.635 mm (0.025 in)

4 Row

Solder

Straight

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-80-08.5-L-4-0-A-TR
Samtec
1: $41.33
99In Stock
New Product

Mfr. Part No.
ADM6-80-08.5-L-4-0-A-TR

Mouser Part No
200-ADM68008.5L40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

99In Stock

Cut Tape

$41.33

$35.13

$33.18

$33.17

Reel

$28.18

Min.: 1
Mult.: 1

: 300

Connectors

80 Position

0.635 mm (0.025 in)

4 Row

Solder

Straight

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-80-08.5-S-4-0-A-TR
Samtec
1: $47.53
89In Stock
New Product

Mfr. Part No.
ADM6-80-08.5-S-4-0-A-TR

Mouser Part No
200-ADM68008.5S40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

89In Stock

Cut Tape

$47.53

$40.40

$38.66

$38.65

Reel

$32.84

Min.: 1
Mult.: 1

: 300

Connectors

80 Position

0.635 mm (0.025 in)

4 Row

Solder

Straight

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-90-08.5-L-4-0-A-TR
Samtec
1: $46.03
67In Stock
New Product

Mfr. Part No.
ADM6-90-08.5-L-4-0-A-TR

Mouser Part No
200-ADM69008.5L40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

67In Stock

Cut Tape

$46.03

$39.12

$37.32

$37.31

Reel

$31.70

Min.: 1
Mult.: 1

: 300

Connectors

90 Position

0.635 mm (0.025 in)

4 Row

Solder

Straight

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-90-08.5-S-4-0-A-TR
Samtec
1: $52.92
100In Stock
New Product

Mfr. Part No.
ADM6-90-08.5-S-4-0-A-TR

Mouser Part No
200-ADM69008.5S40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

100In Stock

Cut Tape

$52.92

$44.98

$43.47

$43.46

Reel

$36.94

Min.: 1
Mult.: 1

: 300

Connectors

90 Position

0.635 mm (0.025 in)

4 Row

Solder

Straight

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors .635MM ACCELERATE HD TERMINAL

ADM6-50-01.5-STL-4-0-A-TR
Samtec
1: $39.20
178In Stock
New Product

Mfr. Part No.
ADM6-50-01.5-STL-4-0-A-TR

Mouser Part No
200-DM650015STL40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors .635MM ACCELERATE HD TERMINAL

Learn More

Datasheet

178In Stock

Cut Tape

$39.20

Reel

$38.90

Quote

Min.: 1
Mult.: 1

: 875

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

ADF6-50-03.5-L-4-0-A-TR
Samtec
1: $22.45
1,326In Stock

Mfr. Part No.
ADF6-50-03.5-L-4-0-A-TR

Mouser Part No
200-ADF65003.5L40ATR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

Learn More

Datasheet

1,326In Stock

Cut Tape

$22.45

$21.25

$20.46

$19.96

View

Reel

$14.47

Min.: 1
Mult.: 1

: 700

Sockets

200 Position

0.635 mm (0.025 in)

4 Row

Solder Balls

Straight

3.23 mm

1.34 A

155 VAC, 219 VDC

64 Gbps

- 55 C

+ 125 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADF6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-50-01.5-L-4-0-A-TR
Samtec
1: $22.91
1,200In Stock

Mfr. Part No.
ADM6-50-01.5-L-4-0-A-TR

Mouser Part No
200-ADM65001.5L40ATR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

1,200In Stock

Cut Tape

$22.91

$21.69

$20.89

$20.38

View

Reel

$14.25

Min.: 1
Mult.: 1

: 875

Plugs

200 Position

0.635 mm (0.025 in)

4 Row

Solder Balls

Straight

2.9 mm

1.34 A

155 VAC, 219 VDC

64 Gbps

- 55 C

+ 125 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

ADF6-40-03.5-S-4-0-A-TR
Samtec
1: $23.18
67In Stock
New Product

Mfr. Part No.
ADF6-40-03.5-S-4-0-A-TR

Mouser Part No
200-ADF64003.5S40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

Learn More

Datasheet

67In Stock

Cut Tape

$23.18

$19.70

$18.47

$17.62

Reel

$14.97

Min.: 1
Mult.: 1

: 700

Sockets

40 Position

0.635 mm (0.025 in)

4 Row

Solder

Vertical

1.34 A

155 VAC, 219 VDC

64 Gbps

- 55 C

+ 125 C

Gold

Copper

Liquid Crystal Polymer (LCP)

ADF6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

ADF6-50-07.5-L-4-0-A-TR
Samtec
1: $29.49
12In Stock
400Expected 2026/08/19
New Product

Mfr. Part No.
ADF6-50-07.5-L-4-0-A-TR

Mouser Part No
200-ADF65007.5L40ATR

New Product

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

Learn More

Datasheet

12In Stock

400Expected 2026/08/19

Cut Tape

$29.49

$29.48

$27.56

$25.32

Reel

$25.30

View

Min.: 1
Mult.: 1

: 400

ADF6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

ADF6-20-07.5-L-4-0-A-TR
Samtec
1: $13.18
281In Stock
525Expected 2026/09/15

Mfr. Part No.
ADF6-20-07.5-L-4-0-A-TR

Mouser Part No
200-ADF62007.5L40ATR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

Learn More

Datasheet

281In Stock

525Expected 2026/09/15

Cut Tape

$13.18

$12.47

$12.01

$11.96

View

Reel

$8.20

Min.: 1
Mult.: 1

: 525

Sockets

80 Position

0.635 mm (0.025 in)

4 Row

Solder Balls

Straight

7.23 mm

1.34 A

155 VAC, 219 VDC

64 Gbps

- 55 C

+ 125 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADF6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-20-01.5-L-4-0-A-TR
Samtec
1: $13.33
488In Stock
875Expected 2026/10/12

Mfr. Part No.
ADM6-20-01.5-L-4-0-A-TR

Mouser Part No
200-ADM62001.5L40ATR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

488In Stock

875Expected 2026/10/12

Cut Tape

$13.33

$12.61

$12.56

$12.55

View

Reel

$9.07

Min.: 1
Mult.: 1

: 875

Plugs

80 Position

0.635 mm (0.025 in)

4 Row

Solder Balls

Straight

2.9 mm

1.34 A

155 VAC, 219 VDC

64 Gbps

- 55 C

+ 125 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

ADM6-60-03.5-L-4-0-A-TR
Samtec
1: $20.84
148In Stock
500Expected 2026/09/15

Mfr. Part No.
ADM6-60-03.5-L-4-0-A-TR

Mouser Part No
200-ADM66003.5L40ATR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Terminal

Learn More

Datasheet

148In Stock

500Expected 2026/09/15

Cut Tape

$20.84

$17.72

$16.61

$15.97

Reel

$15.97

Min.: 1
Mult.: 1

: 500

Plugs

240 Position

0.635 mm (0.025 in)

4 Row

Solder Balls

Straight

4.9 mm

1.34 A

155 VAC, 219 VDC

64 Gbps

- 55 C

+ 125 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADM6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

ADF6-30-03.5-L-4-0-A-TR
Samtec
1: $14.63
2,394In Stock

Mfr. Part No.
ADF6-30-03.5-L-4-0-A-TR

Mouser Part No
200-ADF63003.5L40TR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

Learn More

Datasheet

2,394In Stock

Cut Tape

$14.63

$13.85

$13.33

$13.01

Reel

$10.01

View

Min.: 1
Mult.: 1

: 700

Sockets

120 Position

0.635 mm (0.025 in)

4 Row

Solder Balls

Straight

5 mm

1.4 A

155 VAC

64 Gbps

- 55 C

+ 125 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADF6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

ADF6-60-03.5-L-4-0-A-TR
Samtec
1: $24.63
1,103In Stock
4,900On Order

Mfr. Part No.
ADF6-60-03.5-L-4-0-A-TR

Mouser Part No
200-DF66003.5L40TR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

Learn More

Datasheet

1,103In Stock

4,900On Order

Cut Tape

$24.63

$23.33

$22.25

$21.70

View

Reel

$15.32

Min.: 1
Mult.: 1

: 700

Sockets

240 Position

0.635 mm (0.025 in)

4 Row

Solder Balls

Straight

5 mm

1.4 A

155 VAC

64 Gbps

- 55 C

+ 125 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADF6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

ADF6-10-03.5-L-4-0-A-TR
Samtec
1: $9.43
1,411In Stock

Mfr. Part No.
ADF6-10-03.5-L-4-0-A-TR

Mouser Part No
200-ADF61003.5L40TR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

Learn More

Datasheet

1,411In Stock

Cut Tape

$9.43

$8.72

$8.25

$7.95

View

Reel

$6.43

Min.: 1
Mult.: 1

: 900

Sockets

40 Position

0.635 mm (0.025 in)

4 Row

Solder Balls

Straight

5 mm

1.4 A

155 VAC

64 Gbps

- 55 C

+ 125 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADF6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

ADF6-20-03.5-L-4-0-A-TR
Samtec
1: $12.32
1,390In Stock
1,800Expected 2026/09/21

Mfr. Part No.
ADF6-20-03.5-L-4-0-A-TR

Mouser Part No
200-ADF62003.5L40TR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

Learn More

Datasheet

1,390In Stock

1,800Expected 2026/09/21

Cut Tape

$12.32

$11.66

$11.22

$10.96

View

Reel

$7.66

Min.: 1
Mult.: 1

: 900

Sockets

80 Position

0.635 mm (0.025 in)

4 Row

Solder Balls

Straight

5 mm

1.4 A

155 VAC

64 Gbps

- 55 C

+ 125 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADF6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

ADF6-30-03.5-L-4-0-TR
Samtec
1: $17.04
670In Stock

Mfr. Part No.
ADF6-30-03.5-L-4-0-TR

Mouser Part No
200-ADF63003.5L40T

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

Learn More

Datasheet

670In Stock

Cut Tape

$17.04

$16.18

$15.63

$15.22

Reel

$10.01

View

Min.: 1
Mult.: 1

: 700

ADF6

Reel, Cut Tape

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

ADF6-40-03.5-L-4-0-A-TR
Samtec
1: $18.64
1,038In Stock

Mfr. Part No.
ADF6-40-03.5-L-4-0-A-TR

Mouser Part No
200-ADF64003.5L40TR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm AcceleRate HD High-Density 4-Row Socket

Learn More

Datasheet

1,038In Stock

Cut Tape

$18.64

$17.65

$16.98

$16.57

View

Reel

$11.60

Min.: 1
Mult.: 1

: 700

Sockets

160 Position

0.635 mm (0.025 in)

4 Row

Solder Balls

Straight

5 mm

1.4 A

155 VAC

64 Gbps

- 55 C

+ 125 C

Gold

Copper Alloy

Liquid Crystal Polymer (LCP)

ADF6

Reel, Cut Tape

AcceleRate® HD Ultra-Dense Mezzanine Strips

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