Connectors – Mouser United Kingdom

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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 Socket Strip

QFSS-026-04.25-H-D-A
Samtec
1: £14.27
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

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Datasheet

2In Stock

£14.27

£13.51

£13.06

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: £12.40
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

Learn More

Datasheet

6In Stock

£12.40

£12.14

£10.74

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-PC4
Samtec
1: £12.62
24Expected 10/08/2026

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

Learn More

Datasheet

24Expected 10/08/2026

£12.62

£11.94

£11.22

£10.21

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: £15.13
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

£15.13

£13.77

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: £13.03
Non-Stocked Lead-Time 8 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 8 Weeks

Reel

£13.03

£11.85

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: £13.68
Non-Stocked Lead-Time 8 Weeks
New Product

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

Mouser Part No
200-FSS0260425LDAGP

New Product

Samtec

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

£13.68

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: £10.48
Non-Stocked Lead-Time 8 Weeks
New Product

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

Mouser Part No
200-FSS0260425LDBMGP

New Product

Samtec

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

£10.48

£9.53

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: £9.68
Non-Stocked Lead-Time 7 Weeks
New Product

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

Mouser Part No
200-FSS0260425LDPC4

New Product

Samtec

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

Datasheet

Non-Stocked Lead-Time 7 Weeks

Reel

£9.68

£9.67

£9.66

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: £12.27
Non-Stocked Lead-Time 8 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 8 Weeks

£12.27

£11.61

£11.39

Quote

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: £14.61
Non-Stocked Lead-Time 7 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 7 Weeks

£14.61

£13.29

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: £11.33
Non-Stocked Lead-Time 10 Weeks
New Product

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

Mouser Part No
200-FSS0320425LDDPAR

New Product

Samtec

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

£11.33

£10.30

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: £16.02
Non-Stocked Lead-Time 8 Weeks
New Product

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

Mouser Part No
200-FSS0480425LDDPA

New Product

Samtec

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

£16.02

£15.57

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: £24.35
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

£24.35

£21.01

£20.35

£18.53

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: £23.10
Non-Stocked Lead-Time 8 Weeks
New Product

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

Mouser Part No
200-FSS0520425HDABMP

New Product

Samtec

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

£23.10

£21.75

View

Min.: 52
Mult.: 52

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: £18.50
Non-Stocked Lead-Time 12 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

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

£18.50

£16.83

Min.: 150
Mult.: 150

: 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: £11.47
Non-Stocked Lead-Time 7 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

Learn More

Datasheet

Non-Stocked Lead-Time 7 Weeks

Reel

£11.47

£10.44

Min.: 150
Mult.: 150

: 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: £19.47
Non-Stocked Lead-Time 7 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

Learn More

Datasheet

Non-Stocked Lead-Time 7 Weeks

£19.47

£19.46

£18.46

£17.72

View

Min.: 1
Mult.: 1

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

QFSS-052-04.25-L-D-PC8-P-TR
Samtec
150: £15.13
Non-Stocked Lead-Time 8 Weeks
New Product

Mfr. Part No.
QFSS-052-04.25-L-D-PC8-P-TR

Mouser Part No
200-FSS0520425LDPC8

New Product

Samtec

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

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

£15.13

Min.: 150
Mult.: 150

: 150

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

QFSS-064-04.25-L-D-DP-GP
Samtec
26: £26.05
Non-Stocked Lead-Time 11 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

Learn More

Datasheet

Non-Stocked Lead-Time 11 Weeks

£26.05

£25.28

£23.00

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
150: £15.98
Non-Stocked Lead-Time 8 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

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

£15.98

£14.54

Min.: 150
Mult.: 150

: 150

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

QFSS-078-04.25-L-D-PC4-P
Samtec
26: £22.43
Non-Stocked Lead-Time 8 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

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

£22.43

£21.42

£19.49

Min.: 26
Mult.: 26

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: £26.16
Non-Stocked Lead-Time 8 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

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

£26.16

£25.38

£23.10

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-FR
Samtec
300: £7.38
Non-Stocked Lead-Time 2 Weeks
New Product

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

Mouser Part No
200-MSS0160675LDDPA

New Product

Samtec

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

Datasheet

Non-Stocked Lead-Time 2 Weeks

Reel

£7.38

£6.70

Min.: 300
Mult.: 300

: 300

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: £10.71
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

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

£10.71

£9.75

Min.: 56
Mult.: 56

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

QMSS-026-01-L-D-EM2-PC4
Samtec
52: £13.42
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

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

£13.42

£12.21

Min.: 52
Mult.: 52

Q2™ Shielded Ground Plane Connectors

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