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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PEN) Filter the results in the table by unit price based on your quantity.	Qty.
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-016-06.75-L-D-DP-A-K-TR Samtec 1: S/ 57.03 261In Stock	Mfr. Part # QMSS-016-06.75-L-D-DP-A-K-TR Mouser Part # 200-QMSS16675LDPAKTR	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	261In Stock	Cut Tape S/ 57.03 S/ 53.99 S/ 50.87 S/ 46.01 Reel S/ 35.11 View S/ 44.53 S/ 33.86 S/ 31.10 Quote	Min.: 1 Mult.: 1 : 300
Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip QMS-052-02-L-D-RA-MG Samtec 1: S/ 116.50 7In Stock	Mfr. Part # QMS-052-02-L-D-RA-MG Mouser Part # 200-QMS05202LDRAMG	Samtec	Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	7In Stock	S/ 116.50 S/ 105.25 S/ 94.86 S/ 85.75 View S/ 80.34 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-GP Samtec 1: S/ 85.09 51In Stock	Mfr. Part # QFSS-026-04.25-H-D-A-GP Mouser Part # 200-QFSS0260425HDAGP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	51In Stock	S/ 85.09 S/ 80.57 S/ 75.63 S/ 74.89 View S/ 68.47 S/ 63.72 S/ 61.54 Quote	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: S/ 60.61 60In Stock	Mfr. Part # QFS-026-04.25-L-D-RF1 Mouser Part # 200-QFS02604.25LDRF1	Samtec	Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	60In Stock	S/ 60.61 S/ 56.40 S/ 53.68 View Quote	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: S/ 117.71 26In Stock	Mfr. Part # QFSS-048-04.25-L-D-DP-PC4 Mouser Part # 200-SS0480425LDDPPC4	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	26In Stock	S/ 117.71 S/ 110.66 S/ 103.07 S/ 102.41 View S/ 91.59 S/ 85.09 S/ 79.56 Quote	Min.: 1 Mult.: 1
Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip QFS-032-04.25-L-D-DP Samtec 1: S/ 47.37 4In Stock	Mfr. Part # QFS-032-04.25-L-D-DP Mouser Part # 200-QFS0320425LDDP	Samtec	Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	4In Stock	S/ 47.37 S/ 47.18 S/ 42.51 S/ 39.63 View S/ 35.19 S/ 31.22 S/ 30.28 Quote	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: S/ 76.22 40In Stock	Mfr. Part # QFS-026-01-SL-D-RA-K Mouser Part # 200-QFS02601SLDRAK	Samtec	Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	40In Stock	S/ 76.22 S/ 75.40 S/ 75.32 S/ 68.35 View S/ 65.12 S/ 65.08 Quote	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: S/ 63.91 16In Stock	Mfr. Part # QFSS-016-04.25-L-D-DP-PT4 Mouser Part # 200-SS0160425LDDPPT4	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	16In Stock	S/ 63.91 S/ 60.53 S/ 55.27 S/ 55.23 View S/ 49.12 S/ 42.70 S/ 36.28 S/ 34.95	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: S/ 111.79 19In Stock	Mfr. Part # QMSS-078-06.75-L-D-A Mouser Part # 200-QMSS0780675LDA	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	19In Stock	S/ 111.79 S/ 105.84 S/ 96.61 S/ 85.83 View S/ 74.66 S/ 69.52 Quote	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-GP Samtec 1: S/ 116.23 65In Stock	Mfr. Part # QFSS-052-04.25-H-D-A-GP Mouser Part # 200-QFSS0520425HDAGP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	65In Stock	S/ 116.23 S/ 102.72 S/ 98.01 S/ 92.14 View S/ 88.01 Quote	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-026-06.75-H-D-PC8 Samtec 1: S/ 110.31 47In Stock	Mfr. Part # QMSS-026-06.75-H-D-PC8 Mouser Part # 200-QMSS0260675HDPC8	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	47In Stock	S/ 110.31 S/ 105.21 S/ 97.70 S/ 83.07 View S/ 82.17 S/ 81.08 Quote	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-052-04.25-H-D-PC4 Samtec 1: S/ 126.08 22In Stock	Mfr. Part # QFSS-052-04.25-H-D-PC4 Mouser Part # 200-QFSS0520425HDPC4	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	22In Stock	S/ 126.08 S/ 115.10 S/ 105.76 S/ 102.41 View Quote	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-K Samtec 1: S/ 83.14 36In Stock	Mfr. Part # QMSS-032-06.75-L-D-DP-A-K Mouser Part # 200-MSS0320675LDDPAK	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	36In Stock	S/ 83.14 S/ 71.04 S/ 71.00 View Quote	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip QMS-052-09.75-SL-D-A-K-FR Samtec 150: S/ 67.03 150In Stock	Mfr. Part # QMS-052-09.75-SL-D-A-K-FR Mouser Part # 200-QMS0520975SLDAKR	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	150In Stock	Reel S/ 67.03 S/ 58.62 S/ 58.58 View Quote	Min.: 150 Mult.: 150 : 150
Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip QMS-052-06.75-L-D-A Samtec 1: S/ 69.01 1,917In Stock	Mfr. Part # QMS-052-06.75-L-D-A Mouser Part # 200-QMS05206.75LDA	Samtec	Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Terminal Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	1,917In Stock	S/ 69.01 S/ 63.99 S/ 63.95 View Quote	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-026-04.25-L-D-A-P-TR Samtec 1: S/ 58.31 138In Stock	Mfr. Part # QFSS-026-04.25-L-D-A-P-TR Mouser Part # 200-FSS0260425LDAPTR	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	138In Stock	Cut Tape S/ 58.31 S/ 49.98 S/ 46.87 S/ 42.82 Reel S/ 42.04 View S/ 42.04 S/ 36.63 S/ 29.82 Quote	Min.: 1 Mult.: 1 : 150
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-052-04.25-L-D-A Samtec 1: S/ 80.69 460In Stock	Mfr. Part # QFSS-052-04.25-L-D-A Mouser Part # 200-QFSS05204.25LDA	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	460In Stock	S/ 80.69 S/ 74.31 S/ 64.97 S/ 62.59 View Quote	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635MM Q2 HS SHIELDED GP HDR QMSS-052-06.75-L-D-A Samtec 1: S/ 81.70 74In Stock	Mfr. Part # QMSS-052-06.75-L-D-A Mouser Part # 200-QMSS05206.75LDA	Samtec	Board to Board & Mezzanine Connectors 0.635MM Q2 HS SHIELDED GP HDR Learn More about Samtec q2 shielded b2b connectors	Datasheet	74In Stock	S/ 81.70 S/ 78.20 S/ 62.40 S/ 59.01 S/ 55.70	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: S/ 122.46 32In Stock	Mfr. Part # QFS-078-01-SL-D-RA Mouser Part # 200-QFS07801SLDRA	Samtec	Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	32In Stock	S/ 122.46 S/ 118.53	Min.: 1 Mult.: 1
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: S/ 85.87 52In Stock	Mfr. Part # QFS-078-04.25-L-D-A-GP-P Mouser Part # 200-QFS0780425LDAGPP	Samtec	Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	52In Stock	S/ 85.87 S/ 78.63	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-PC4 Samtec 1: S/ 60.72 19In Stock	Mfr. Part # QFSS-016-04.25-L-D-DP-PC4 Mouser Part # 200-QFSS01604.25LDDP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	19In Stock	S/ 60.72 S/ 55.78 S/ 55.23 S/ 49.12 View S/ 42.70 S/ 37.56 S/ 37.37	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 Samtec 1: S/ 54.14 68In Stock	Mfr. Part # QFSS-016-04.25-L-D-DP-A Mouser Part # 200-QFSS0160425LDDPA	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	68In Stock	S/ 54.14 S/ 52.16 S/ 45.62 S/ 45.58 View Quote	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-026-04.25-L-D-A-P Samtec 1: S/ 55.04 2In Stock	Mfr. Part # QFSS-026-04.25-L-D-A-P Mouser Part # 200-QFSS02604.25LDAP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	2In Stock	S/ 55.04 S/ 55.00 S/ 47.45 S/ 42.35 View S/ 41.10 S/ 40.83 Quote	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-026-04.25-L-D-PC4 Samtec 1: S/ 69.91 55In Stock	Mfr. Part # QFSS-026-04.25-L-D-PC4 Mouser Part # 200-QFSS0260425LDPC4	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	55In Stock	S/ 69.91 S/ 62.40 S/ 50.17 S/ 46.90 View S/ 46.87 S/ 43.87 Quote	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: S/ 121.87 20In Stock	Mfr. Part # QFSS-078-04.25-L-D-A Mouser Part # 200-QFSS0780425LDA	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	20In Stock	S/ 121.87 S/ 104.01 S/ 82.99 S/ 77.89 View S/ 66.21 Quote	Min.: 1 Mult.: 1

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