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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 (PLN) 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-104-06.75-L-D-A-GP-K Samtec 26: 141,02 zł Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. QMSS-104-06.75-L-D-A-GP-K Mouser Part No 200-MSS1040675LDAGPK	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 12 Weeks	141,02 zł 135,52 zł 129,23 zł 122,80 zł Quote Quote	Min.: 26 Mult.: 26
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-032-04.25-L-D-DP-PC8 Samtec 39: 79,86 zł Non-Stocked Lead-Time 2 Weeks New Product	Mfr. Part No. QFSS-032-04.25-L-D-DP-PC8 Mouser Part No 200-Q0320425LDDPPC8 New Product	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip	Datasheet	Non-Stocked Lead-Time 2 Weeks	79,86 zł 72,69 zł	Min.: 39 Mult.: 39
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-032-04.25-L-D-DP-PC8-P Samtec 39: 87,08 zł Non-Stocked Lead-Time 6 Weeks New Product	Mfr. Part No. QFSS-032-04.25-L-D-DP-PC8-P Mouser Part No 200-Q0320425LDDPPC8P New Product	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip	Datasheet	Non-Stocked Lead-Time 6 Weeks	87,08 zł	Min.: 39 Mult.: 39
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-048-04.25-L-D-DP-PC8 Samtec 1: 141,33 zł Non-Stocked Lead-Time 2 Weeks New Product	Mfr. Part No. QFSS-048-04.25-L-D-DP-PC8 Mouser Part No 200-Q0480425LDDPPC8 New Product	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip	Datasheet	Non-Stocked Lead-Time 2 Weeks	141,33 zł 138,38 zł 136,14 zł 120,56 zł	Min.: 1 Mult.: 1
Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip QFS-078-04.25-L-D-PT4 Samtec 1: 86,06 zł 104Expected 10/30/2026	Mfr. Part No. QFS-078-04.25-L-D-PT4 Mouser Part No 200-QFS07804.25LDPT4	Samtec	Headers & Wire Housings 0.635 mm Q2 High-Speed Rugged Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	104Expected 10/30/2026	86,06 zł 78,85 zł 71,72 zł	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 Samtec 1: 51,79 zł Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QFSS-016-04.25-L-D-DP Mouser Part No 200-QFSS0160425LDDP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 2 Weeks	51,79 zł 50,82 zł 45,01 zł 44,75 zł 40,74 zł	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-P Samtec 1: 53,68 zł Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. QFSS-016-04.25-L-D-DP-P Mouser Part No 200-QFSS0160425LDDPP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 6 Weeks	53,68 zł 53,64 zł 48,31 zł 45,67 zł 41,58 zł	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-BM Samtec 52: 69,48 zł Non-Stocked Lead-Time 3 Weeks	Mfr. Part No. QFSS-026-04.25-H-D-A-BM Mouser Part No 200-QFSS0260425HDABM	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 3 Weeks	69,48 zł 67,85 zł	Min.: 52 Mult.: 52
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-026-04.25-H-D-PC4 Samtec 1: 99,79 zł Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QFSS-026-04.25-H-D-PC4 Mouser Part No 200-QFSS0260425HDPC4	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 2 Weeks	99,79 zł 98,43 zł	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-026-04.25-H-D-PT4 Samtec 52: 98,43 zł Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. QFSS-026-04.25-H-D-PT4 Mouser Part No 200-QFSS0260425HDPT4	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 7 Weeks	98,43 zł 89,54 zł	Min.: 52 Mult.: 52
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-026-04.25-L-D Samtec 1: 52,32 zł Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QFSS-026-04.25-L-D Mouser Part No 200-QFSS0260425LD	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 2 Weeks	52,32 zł 47,08 zł 44,62 zł 40,57 zł	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-BM Samtec 1: 54,03 zł Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. QFSS-026-04.25-L-D-A-BM Mouser Part No 200-QFSS0260425LDABM	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 6 Weeks	54,03 zł 53,94 zł 48,62 zł 45,98 zł 41,80 zł	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-GP Samtec 1: 59,31 zł Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. QFSS-026-04.25-L-D-A-GP Mouser Part No 200-QFSS0260425LDAGP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 9 Weeks	59,31 zł 58,21 zł 51,44 zł 51,30 zł 46,68 zł	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-TR Samtec 1: 54,16 zł Non-Stocked Lead-Time 4 Weeks	Mfr. Part No. QFSS-026-04.25-L-D-A-TR Mouser Part No 200-QFSS0260425LDATR	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 4 Weeks	Cut Tape 54,16 zł 53,99 zł 49,02 zł 46,68 zł Reel 34,72 zł View 34,72 zł 31,81 zł 31,59 zł	Min.: 1 Mult.: 1 : 300
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-026-04.25-L-D-GP Samtec 1: 60,24 zł Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. QFSS-026-04.25-L-D-GP Mouser Part No 200-QFSS0260425LDGP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 9 Weeks	60,24 zł 60,19 zł 54,16 zł 51,30 zł 46,68 zł	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-026-04.25-L-D-P Samtec 1: 56,54 zł Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. QFSS-026-04.25-L-D-P Mouser Part No 200-QFSS0260425LDP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 6 Weeks	56,54 zł 52,27 zł 47,04 zł	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-026-04.25-L-D-PC8 Samtec 52: 55,79 zł Non-Stocked Lead-Time 11 Weeks	Mfr. Part No. QFSS-026-04.25-L-D-PC8 Mouser Part No 200-QFSS0260425LDPC8	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 11 Weeks	55,79 zł 50,73 zł	Min.: 52 Mult.: 52
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-026-04.25-L-D-PT8 Samtec 52: 55,79 zł Non-Stocked Lead-Time 11 Weeks	Mfr. Part No. QFSS-026-04.25-L-D-PT8 Mouser Part No 200-QFSS0260425LDPT8	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 11 Weeks	55,79 zł 50,95 zł 50,73 zł	Min.: 52 Mult.: 52
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-026-04.25-L-D-P-TR Samtec 150: 40,88 zł Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. QFSS-026-04.25-L-D-P-TR Mouser Part No 200-QFSS0260425LDPTR	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 6 Weeks	Reel 40,88 zł 37,18 zł	Min.: 150 Mult.: 150 : 150
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-032-01-H-D-DP-A-BM-P-TR Samtec 150: 116,56 zł Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. QFSS-032-01-H-D-DP-A-BM-P-TR Mouser Part No 200-QFSS03201HDDPABM	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel 116,56 zł	Min.: 150 Mult.: 150 : 150
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-032-04.25-L-D-DP-PC4 Samtec 1: 86,37 zł Non-Stocked Lead-Time 4 Weeks	Mfr. Part No. QFSS-032-04.25-L-D-DP-PC4 Mouser Part No 200-QFSS03204.25LDDP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 4 Weeks	86,37 zł 78,67 zł 76,74 zł 76,69 zł 69,78 zł	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-032-04.25-L-D-DP Samtec 52: 58,21 zł Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QFSS-032-04.25-L-D-DP Mouser Part No 200-QFSS0320425LDDP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 2 Weeks	58,21 zł 58,12 zł	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 Samtec 1: 78,94 zł Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. QFSS-032-04.25-L-D-DP-A Mouser Part No 200-QFSS0320425LDDPA	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 10 Weeks	78,94 zł 72,47 zł 65,91 zł	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip QFSS-048-01-H-D-DP-A-BM-P-TR Samtec 150: 174,99 zł Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. QFSS-048-01-H-D-DP-A-BM-P-TR Mouser Part No 200-QFSS04801HDDPABM	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip	Datasheet	Non-Stocked Lead-Time 8 Weeks	Reel 174,99 zł Quote 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 Samtec 1: 100,50 zł Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QFSS-048-04.25-L-D-DP Mouser Part No 200-QFSS0480425LDDP	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Socket Strip Learn More about Samtec q2 shielded b2b connectors	Datasheet	Non-Stocked Lead-Time 2 Weeks	100,50 zł 95,04 zł 93,68 zł 89,54 zł 81,44 zł	Min.: 1 Mult.: 1

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