Connectors – 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 #

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

QMSS-016-06.75-L-D-DP-PC4
Samtec
1: $22.86
24In Stock

Mfr. Part No.
QMSS-016-06.75-L-D-DP-PC4

Mouser Part No
200-QMSS01606.75LDDP

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

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Datasheet

24In Stock

$22.86

$21.64

$20.32

$18.05

View

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

QMSS-016-06.75-L-D-DP-A
Samtec
1: $20.36
84In Stock

Mfr. Part No.
QMSS-016-06.75-L-D-DP-A

Mouser Part No
200-QMSS0160675LDDPA

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

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Datasheet

84In Stock

$20.36

$19.19

$15.59

$14.52

View

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

QMSS-026-06.75-L-D-A
Samtec
1: $21.53
4In Stock

Mfr. Part No.
QMSS-026-06.75-L-D-A

Mouser Part No
200-QMSS02606.75LDA

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

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Datasheet

4In Stock

$21.53

$16.88

$15.87

$14.47

View

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

QMSS-026-06.75-L-D-A-K
Samtec
1: $21.71
1In Stock

Mfr. Part No.
QMSS-026-06.75-L-D-A-K

Mouser Part No
200-QMSS0260675LDAK

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

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Datasheet

1In Stock

$21.71

$17.05

$16.89

$16.71

View

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

QMSS-026-06.75-L-D-PC4
Samtec
1: $26.07
71In Stock

Mfr. Part No.
QMSS-026-06.75-L-D-PC4

Mouser Part No
200-QMSS0260675LDPC4

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

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Datasheet

71In Stock

$26.07

$20.25

$19.77

$18.54

View

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

QMSS-032-06.75-L-D-DP-A
Samtec
1: $28.37
63In Stock

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

Mouser Part No
200-QMSS0320675LDDPA

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

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Datasheet

63In Stock

$28.37

$27.40

$21.98

$20.52

View

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

QMSS-052-06.75-L-D-PC4
Samtec
1: $38.37
4In Stock

Mfr. Part No.
QMSS-052-06.75-L-D-PC4

Mouser Part No
200-QMSS0520675LDPC4

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

Learn More

Datasheet

4In Stock

$38.37

$29.66

$27.99

$24.52

View

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

QMSS-078-06.75-L-D-A
Samtec
1: $39.06
19In Stock

Mfr. Part No.
QMSS-078-06.75-L-D-A

Mouser Part No
200-QMSS0780675LDA

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

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Datasheet

19In Stock

$39.06

$36.98

$34.20

$33.76

View

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-016-04.25-L-D-DP-PT4
Samtec
1: $22.33
16In Stock

Mfr. Part No.
QFSS-016-04.25-L-D-DP-PT4

Mouser Part No
200-SS0160425LDDPPT4

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

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Datasheet

16In Stock

$22.33

$21.15

$19.31

$16.88

View

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-016-04.25-L-D-DP-A-GP-P
Samtec
1: $22.45
6In Stock

Mfr. Part No.
QFSS-016-04.25-L-D-DP-A-GP-P

Mouser Part No
200-S16425LDDPAGPP

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Learn More

Datasheet

6In Stock

$22.45

$22.00

$18.69

$17.01

View

Min.: 1
Mult.: 1

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

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Datasheet

80Expected 21/9/2026

$26.63

$26.32

$23.88

$23.05

View

Min.: 1
Mult.: 1

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 6/10/2026

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

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Datasheet

60Expected 6/10/2026

$24.19

$19.61

$18.86

View

Min.: 1
Mult.: 1

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

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-048-04.25-L-D-DP-A
Samtec
1: $36.20
6Expected 7/12/2026

Mfr. Part No.
QFSS-048-04.25-L-D-DP-A

Mouser Part No
200-QFSS0480425LDDPA

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Learn More

Datasheet

6Expected 7/12/2026

$36.20

$33.65

$32.64

$32.18

View

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

QMSS-016-06.75-H-D-DP-A
Samtec
1: $27.40
22Factory Stock Available

Mfr. Part No.
QMSS-016-06.75-H-D-DP-A

Mouser Part No
200-QMSS0160675HDDPA

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip

Learn More

Datasheet

22Factory Stock Available

More Info Available

$27.40

$24.34

$21.15

$19.11

Quote

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-026-04.25-H-D-A-P-TR
Samtec
150: $23.60
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
QFSS-026-04.25-H-D-A-P-TR

Mouser Part No
200-FSS0260425HDAPTR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

Reel

$23.60

$21.15

Quote

Min.: 150
Mult.: 150

: 150

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-026-04.25-L-D-A-GP-P-TR
Samtec
150: $24.78
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
QFSS-026-04.25-L-D-A-GP-P-TR

Mouser Part No
200-FSS0260425LDAGP

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Datasheet

Non-Stocked Lead-Time 9 Weeks

Reel

$24.78

Quote

Min.: 150
Mult.: 150

: 150

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-026-04.25-L-D-BM-GP
Samtec
52: $19.00
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
QFSS-026-04.25-L-D-BM-GP

Mouser Part No
200-FSS0260425LDBMGP

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Datasheet

Non-Stocked Lead-Time 9 Weeks

$19.00

$16.88

$14.99

$14.10

$14.09

Min.: 52
Mult.: 52

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-026-04.25-L-D-PC4-P-FR
Samtec
150: $17.53
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
QFSS-026-04.25-L-D-PC4-P-FR

Mouser Part No
200-FSS0260425LDPC4

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Datasheet

Non-Stocked Lead-Time 2 Weeks

Reel

$17.53

$17.52

$17.50

Min.: 150
Mult.: 150

: 150

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-026-04.25-L-D-PC4-P
Samtec
52: $22.22
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
QFSS-026-04.25-L-D-PC4-P

Mouser Part No
200-FSS0260425LDPC4P

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$22.22

$21.00

$19.96

View

Min.: 52
Mult.: 52

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-032-04.25-L-D-DP-A-P
Samtec
52: $26.45
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
QFSS-032-04.25-L-D-DP-A-P

Mouser Part No
200-FSS0320425LDDPAP

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

$26.45

$23.38

$22.58

View

Min.: 52
Mult.: 52

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-032-04.25-L-D-DP-A-FR
Samtec
175: $20.52
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
QFSS-032-04.25-L-D-DP-A-FR

Mouser Part No
200-FSS0320425LDDPAR

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Datasheet

Non-Stocked Lead-Time 9 Weeks

Reel

$20.52

$17.98

Quote

Min.: 175
Mult.: 175

: 175

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-048-04.25-L-D-DP-A-P-FR
Samtec
150: $29.02
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
QFSS-048-04.25-L-D-DP-A-P-FR

Mouser Part No
200-FSS0480425LDDPA

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

$29.02

$28.21

Quote

Min.: 150
Mult.: 150

: 150

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-048-04.25-L-D-DP-A-P
Samtec
1: $44.10
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
QFSS-048-04.25-L-D-DP-A-P

Mouser Part No
200-FSS0480425LDDPAP

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

$44.10

$38.07

$36.87

$30.46

View

Min.: 1
Mult.: 1

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

QFSS-052-04.25-H-D-A-BM-P
Samtec
52: $41.85
Non-Stocked Lead-Time 8 Weeks

Mfr. Part No.
QFSS-052-04.25-H-D-A-BM-P

Mouser Part No
200-FSS0520425HDABMP

Samtec

Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip

Datasheet

Non-Stocked Lead-Time 8 Weeks

$41.85

$39.40

$39.39

View

Min.: 52
Mult.: 52

Q2™ Shielded Ground Plane Connectors

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