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-032-06.75-L-D-DP-A-K
Samtec
1: $24.92
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

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Datasheet

36In Stock

$24.92

$19.85

$18.15

$14.78

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
Samtec
1: $25.63
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

$25.63

$24.27

$22.88

$20.67

View

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: $30.96
26In Stock

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

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Datasheet

26In Stock

$30.96

$29.30

$27.62

$24.96

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: $21.66
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

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Datasheet

6In Stock

$21.66

$20.50

$19.72

$19.25

View

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: $33.61
10Expected 2/3/2026

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

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Datasheet

10Expected 2/3/2026

$33.61

$32.79

$26.09

$23.85

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-PC4
Samtec
1: $43.06
26Expected 9/2/2026

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

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Datasheet

26Expected 9/2/2026

$43.06

$40.77

$38.43

$34.72

View

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: $18.51
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

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

Reel

$18.51

$15.90

$13.40

Quote

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: $20.02
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

$20.02

$15.96

$14.61

$11.91

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: $23.82
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

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$23.82

$19.00

$17.39

$14.16

Quote

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: $34.06
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

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$34.06

$33.22

$26.47

$24.23

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-P-TR
Samtec
150: $26.28
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

Learn More

Datasheet

Non-Stocked Lead-Time 7 Weeks

Reel

$26.28

$22.57

$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: $18.46
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

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

Reel

$18.46

$15.86

$13.36

Quote

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: $30.29
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

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$30.29

$29.15

$22.67

$20.74

View

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: $45.59
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

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$45.59

$41.20

$36.14

$31.00

View

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: $36.27
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

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

Cut Tape

$36.27

$34.33

$32.36

$29.25

Reel

$25.69

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: $43.30
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

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$43.30

$40.99

$38.63

$34.92

View

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: $45.77
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

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$45.77

$41.37

$36.32

$31.16

View

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: $17.50
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

$17.50

$13.94

$12.76

$10.38

$8.02

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: $35.53
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

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$35.53

$28.26

$25.84

$21.00

Quote

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: $21.86
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

$21.86

$19.18

$16.44

$13.80

$11.65

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: $16.57
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

Learn More

Datasheet

Non-Stocked Lead-Time 5 Weeks

Reel

$16.57

$13.93

Quote

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: $19.15
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

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

Cut Tape

$19.15

$18.13

$17.10

$15.44

Reel

$11.66

View

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: $35.68
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

Learn More

Datasheet

Non-Stocked Lead-Time 7 Weeks

$35.68

$34.81

$27.72

$25.35

View

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: $49.41
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

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

$49.41

$44.65

$39.16

$33.60

View

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: $36.39
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

Learn More

Datasheet

Non-Stocked Lead-Time 2 Weeks

$36.39

$35.50

$28.24

$25.83

View

Min.: 1
Mult.: 1

Q2™ Shielded Ground Plane Connectors

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