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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-032-06.75-L-D-DP-A-K
Samtec
1: €15.42
36In Stock

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

Mouser Part No
200-MSS0320675LDDPAK

Samtec

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

Datasheet

36In Stock

€15.42

€15.00

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
Samtec
1: €15.86
2In Stock

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

Mouser Part No
200-QFSS0260425HDA

Samtec

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

Datasheet

2In Stock

€15.86

€15.02

€14.16

€12.79

€12.47

Min.: 1
Mult.: 1

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

QMSS-026-06.75-H-D-A-GP
Samtec
1: €19.15
Non-Stocked Lead-Time 3 Weeks

Mfr. Part No.
QMSS-026-06.75-H-D-A-GP

Mouser Part No
200-QMSS0260675HDAGP

Samtec

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

Datasheet

Non-Stocked Lead-Time 3 Weeks

€19.15

€18.13

€17.09

€15.45

€15.05

Min.: 44
Mult.: 44

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: €13.40
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

Datasheet

6In Stock

€13.40

€12.69

€12.20

€11.91

€11.60

Min.: 1
Mult.: 1

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

QFSS-078-04.25-L-D-A
Samtec
1: €20.79
10Expected 02/03/2026

Mfr. Part No.
QFSS-078-04.25-L-D-A

Mouser Part No
200-QFSS0780425LDA

Samtec

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

Datasheet

10Expected 02/03/2026

€20.79

€20.29

€19.72

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-PC4
Samtec
1: €26.64
26In Stock

Mfr. Part No.
QFSS-048-04.25-L-D-DP-PC4

Mouser Part No
200-SS0480425LDDPPC4

Samtec

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

Datasheet

26In Stock

€26.64

€25.22

€23.78

€21.48

€20.96

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: €11.46
Non-Stocked Lead-Time 3 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

Datasheet

Non-Stocked Lead-Time 3 Weeks

Reel

€11.46

€11.31

Min.: 150
Mult.: 150

Reel: 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: €12.38
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

Datasheet

Non-Stocked Lead-Time 2 Weeks

€12.38

€12.06

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: €14.74
Non-Stocked Lead-Time 2 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

Datasheet

Non-Stocked Lead-Time 2 Weeks

€14.74

€14.35

Min.: 52
Mult.: 52

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: €21.07
Non-Stocked Lead-Time 2 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

Datasheet

Non-Stocked Lead-Time 2 Weeks

€21.07

€20.55

€20.01

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-P-TR
Samtec
150: €16.26
Non-Stocked Lead-Time 7 Weeks

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

Mouser Part No
200-FSS0520425HDAPTR

Samtec

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

Datasheet

Non-Stocked Lead-Time 7 Weeks

Reel

€16.26

€16.07

Min.: 150
Mult.: 150

Reel: 150

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

QFSS-052-04.25-L-D-A-P-TR
Samtec
150: €11.42
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
QFSS-052-04.25-L-D-A-P-TR

Mouser Part No
200-FSS0520425LDAPTR

Samtec

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

Datasheet

Non-Stocked Lead-Time 2 Weeks

Reel

€11.42

€11.28

Min.: 150
Mult.: 150

Reel: 150

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

QFSS-052-04.25-L-D-PC4-P
Samtec
1: €18.74
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
QFSS-052-04.25-L-D-PC4-P

Mouser Part No
200-FSS0520425LDPC4P

Samtec

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

Datasheet

Non-Stocked Lead-Time 2 Weeks

€18.74

€18.03

€17.13

Min.: 1
Mult.: 1

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

QFSS-064-04.25-L-D-DP-GP
Samtec
26: €28.21
Non-Stocked Lead-Time 3 Weeks

Mfr. Part No.
QFSS-064-04.25-L-D-DP-GP

Mouser Part No
200-FSS0640425LDDPGP

Samtec

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

Datasheet

Non-Stocked Lead-Time 3 Weeks

€28.21

€25.49

€24.86

Min.: 26
Mult.: 26

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

QFSS-078-04.25-L-D-A-P-TR
Samtec
1: €22.44
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
QFSS-078-04.25-L-D-A-P-TR

Mouser Part No
200-FSS0780425LDAPTR

Samtec

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

Datasheet

Non-Stocked Lead-Time 5 Weeks

Cut Tape

€22.44

€21.24

€20.02

€18.09

Reel

€15.89

View

Min.: 1
Mult.: 1

Reel: 150

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

QFSS-078-04.25-L-D-PC4-P
Samtec
1: €26.79
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
QFSS-078-04.25-L-D-PC4-P

Mouser Part No
200-FSS0780425LDPC4P

Samtec

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

Datasheet

Non-Stocked Lead-Time 2 Weeks

€26.79

€25.36

€23.90

€21.60

€21.06

Min.: 1
Mult.: 1

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

QFSS-104-04.25-L-D-A-GP-P
Samtec
26: €28.32
Non-Stocked Lead-Time 3 Weeks

Mfr. Part No.
QFSS-104-04.25-L-D-A-GP-P

Mouser Part No
200-FSS1040425LDAGPP

Samtec

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

Datasheet

Non-Stocked Lead-Time 3 Weeks

€28.32

€25.59

€24.96

Min.: 26
Mult.: 26

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

QMSS-016-06.75-L-D-DP-A-K
Samtec
56: €10.83
Non-Stocked Lead-Time 2 Weeks

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

Mouser Part No
200-MSS0160675LDDPAK

Samtec

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

Datasheet

Non-Stocked Lead-Time 2 Weeks

€10.83

€10.53

Min.: 56
Mult.: 56

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

QMSS-026-01-H-D-EM2-PC4
Samtec
52: €21.98
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
QMSS-026-01-H-D-EM2-PC4

Mouser Part No
200-MSS02601HDEM2PC4

Samtec

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

Datasheet

Non-Stocked Lead-Time 2 Weeks

€21.98

€21.37

Min.: 52
Mult.: 52

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

QMSS-026-01-L-D-EM2-PC4
Samtec
52: €13.53
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
QMSS-026-01-L-D-EM2-PC4

Mouser Part No
200-MSS02601LDEM2PC4

Samtec

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

Datasheet

Non-Stocked Lead-Time 5 Weeks

€13.53

€13.20

Min.: 52
Mult.: 52

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

QMSS-026-06.75-H-D-A-K-TR
Samtec
325: €10.26
Non-Stocked Lead-Time 5 Weeks

Mfr. Part No.
QMSS-026-06.75-H-D-A-K-TR

Mouser Part No
200-MSS0260675HDAKTR

Samtec

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

Datasheet

Non-Stocked Lead-Time 5 Weeks

Reel

€10.26

Min.: 325
Mult.: 325

Reel: 325

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

QMSS-026-06.75-L-D-A-K-TR
Samtec
1: €11.85
Non-Stocked Lead-Time 2 Weeks

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

Mouser Part No
200-MSS0260675LDAKTR

Samtec

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

Datasheet

Non-Stocked Lead-Time 2 Weeks

Cut Tape

€11.85

€11.21

€10.58

€9.55

€8.40

Reel

€7.23

Min.: 1
Mult.: 1

Reel: 325

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

QMSS-048-06.75-L-D-DP-A-K
Samtec
28: €22.08
Non-Stocked Lead-Time 7 Weeks

Mfr. Part No.
QMSS-048-06.75-L-D-DP-A-K

Mouser Part No
200-MSS0480675LDDPAK

Samtec

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

Datasheet

Non-Stocked Lead-Time 7 Weeks

€22.08

€21.53

€20.94

Min.: 28
Mult.: 28

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

QMSS-052-01-H-D-EM2-PC4
Samtec
26: €30.57
Non-Stocked Lead-Time 3 Weeks

Mfr. Part No.
QMSS-052-01-H-D-EM2-PC4

Mouser Part No
200-MSS05201HDEM2PC4

Samtec

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

Datasheet

Non-Stocked Lead-Time 3 Weeks

€30.57

€27.62

€26.94

Min.: 26
Mult.: 26

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

QMSS-052-01-L-D-EM2-PC4
Samtec
1: €22.51
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
QMSS-052-01-L-D-EM2-PC4

Mouser Part No
200-MSS05201LDEM2PC4

Samtec

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

Datasheet

Non-Stocked Lead-Time 2 Weeks

€22.51

€21.96

€21.36

Min.: 1
Mult.: 1