Headers & Wire Housings – Mouser Singapore

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Q2™ Shielded Ground Plane Connectors

Samtec Q2™ Shielded Ground Plane Connectors are rugged, high-speed, 0.635mm pitch, ground plane sockets and headers with a 19Gbps to 35Gbps performance range. The board-to-board Q2™ Shielded Connectors include the QFSS and QMSS series components that are available in multiple orientations, stack heights, positions, and with power/RF end options. These connectors are also available as a differential pair and/or power combo and meet the PCI/104-Express™ standard specifications.

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Part #

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip

QMS-052-02-L-D-RA-MG
Samtec
1: $40.70
7In Stock
New At Mouser

Mfr. Part No.
QMS-052-02-L-D-RA-MG

Mouser Part No
200-QMS05202LDRAMG

New At Mouser

Samtec

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip

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Datasheet

7In Stock

$40.70

$40.69

$34.94

$32.25

View

Min.: 1
Mult.: 1

QMS

Tray

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip

QMS-052-06.75-L-D-A
Samtec
1: $23.19
352In Stock
1,610Expected 17/9/2026

Mfr. Part No.
QMS-052-06.75-L-D-A

Mouser Part No
200-QMS05206.75LDA

Samtec

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip

Learn More

Datasheet

352In Stock

1,610Expected 17/9/2026

$23.19

$22.36

$18.06

$17.48

$14.52

Min.: 1
Mult.: 1

Headers

104 Position

0.635 mm (0.025 in)

2 Row

SMD/SMT

Solder Pin

Straight

Gold

QMS

Board-to-Board

- 55 C

+ 125 C

Tray

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

QFS-032-04.25-L-D-DP
Samtec
1: $16.54
44In Stock

Mfr. Part No.
QFS-032-04.25-L-D-DP

Mouser Part No
200-QFS0320425LDDP

Samtec

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

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Datasheet

44In Stock

$16.54

$16.50

$14.86

$13.84

View

Min.: 1
Mult.: 1

Sockets

64 Position

0.635 mm (0.025 in)

2 Row

SMD/SMT

Solder

Straight

Gold

QFS

Power, Signal

- 55 C

+ 125 C

Tray

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

QFS-052-04.25-H-D-A
Samtec
1: $34.92
52In Stock

Mfr. Part No.
QFS-052-04.25-H-D-A

Mouser Part No
200-QFS0520425HDA

Samtec

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

Learn More

Datasheet

52In Stock

$34.92

$34.45

$30.12

$28.34

View

Min.: 1
Mult.: 1

Sockets

104 Position

0.635 mm (0.025 in)

2 Row

SMD/SMT

Solder

Straight

Gold

QFS

Power, Signal

- 55 C

+ 125 C

Tray

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

QFS-078-04.25-L-D-A-GP-P
Samtec
1: $32.99
52In Stock

Mfr. Part No.
QFS-078-04.25-L-D-A-GP-P

Mouser Part No
200-QFS0780425LDAGPP

Samtec

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

Learn More

Datasheet

52In Stock

$32.99

$29.28

$27.65

$27.47

View

Min.: 1
Mult.: 1

Sockets

156 Position

0.635 mm (0.025 in)

2 Row

SMD/SMT

Solder

Straight

Gold

QFS

Power, Signal

- 55 C

+ 125 C

Tray

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip

QMS-026-09.75-S-D-A
Samtec
1: $28.15
60In Stock

Mfr. Part No.
QMS-026-09.75-S-D-A

Mouser Part No
200-QMS0260975SDA

Samtec

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip

Learn More

Datasheet

60In Stock

$28.15

$27.43

$27.08

$25.13

View

Min.: 1
Mult.: 1

Headers

52 Position

0.635 mm (0.025 in)

2 Row

SMD/SMT

Solder Pin

Straight

Gold

QMS

Power, Signal

- 55 C

+ 125 C

Tray

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

QFS-026-01-SL-D-RA-K
Samtec
1: $26.63
80Expected 21/9/2026

Mfr. Part No.
QFS-026-01-SL-D-RA-K

Mouser Part No
200-QFS02601SLDRAK

Samtec

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

Learn More

Datasheet

80Expected 21/9/2026

$26.63

$26.32

$23.88

$23.05

View

Min.: 1
Mult.: 1

Sockets

52 Position

0.635 mm (0.025 in)

2 Row

SMD/SMT

Solder

Straight

Gold

QFS

Power, Signal

- 55 C

+ 125 C

Tray

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

QFS-026-04.25-L-D-RF1
Samtec
1: $24.19
60Expected 21/9/2026

Mfr. Part No.
QFS-026-04.25-L-D-RF1

Mouser Part No
200-QFS02604.25LDRF1

Samtec

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

Learn More

Datasheet

60Expected 21/9/2026

$24.19

$19.61

$18.86

View

Min.: 1
Mult.: 1

Sockets

52 Position

0.635 mm (0.025 in)

2 Row

SMD/SMT

Solder Pin

Straight

Gold

QFS

Power, Signal

- 55 C

+ 125 C

Tray

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

QFS-078-01-SL-D-RA
Samtec
1: $42.79
32Expected 12/10/2026

Mfr. Part No.
QFS-078-01-SL-D-RA

Mouser Part No
200-QFS07801SLDRA

Samtec

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

Learn More

Datasheet

32Expected 12/10/2026

$42.79

$41.41

$36.80

$31.99

View

Min.: 1
Mult.: 1

Sockets

156 Position

0.635 mm (0.025 in)

2 Row

SMD/SMT

Solder Pin

Right Angle

Gold

QFS

Power, Signal

- 55 C

+ 125 C

Tray

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

QFS-078-04.25-L-D-PT4
Samtec
1: $30.93
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
QFS-078-04.25-L-D-PT4

Mouser Part No
200-QFS07804.25LDPT4

Samtec

Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

$30.93

$28.34

$25.17

$21.88

View

Min.: 1
Mult.: 1

Sockets

164 Position

0.635 mm (0.025 in)

2 Row

SMD/SMT

Solder Pin

Straight

Gold

QFS

Power, Signal

- 55 C

+ 125 C

Tray

Headers & Wire Housings 0.635 mm Q2 Shielded Ground Plane Terminal Strip

QMSS-032-06.75-L-D-DP-A-TR
Samtec
325: $19.48
Non-Stocked Lead-Time 7 Weeks

Mfr. Part No.
QMSS-032-06.75-L-D-DP-A-TR

Mouser Part No
200-SS0320675LDDPATR

Samtec

Headers & Wire Housings 0.635 mm Q2 Shielded Ground Plane Terminal Strip

Learn More

Datasheet

Non-Stocked Lead-Time 7 Weeks

Reel

$19.48

Min.: 325
Mult.: 325

: 325

QMSS

Reel

Q2™ Shielded Ground Plane Connectors

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