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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 (USD) 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-048-06.75-H-D-DP-A Samtec 28: $40.74 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. QMSS-048-06.75-H-D-DP-A Mouser Part No 200-QMSS0480675HDDPA	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 10 Weeks	$40.74 $40.30 $36.67	Min.: 28 Mult.: 28
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-048-06.75-L-D-DP Samtec 1: $28.09 Non-Stocked Lead-Time 3 Weeks	Mfr. Part No. QMSS-048-06.75-L-D-DP Mouser Part No 200-QMSS0480675LDDP	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 3 Weeks	$28.09 $26.55 $26.06 $24.90 $22.67	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-048-06.75-L-D-DP-K Samtec 1: $28.47 Non-Stocked Lead-Time 3 Weeks	Mfr. Part No. QMSS-048-06.75-L-D-DP-K Mouser Part No 200-QMSS0480675LDDPK	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 3 Weeks	$28.47 $26.54 $25.83 $25.03 $22.77	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-L-D Samtec 52: $17.72 Non-Stocked Lead-Time 3 Weeks	Mfr. Part No. QMSS-052-06.75-L-D Mouser Part No 200-QMSS05206.75LD	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 3 Weeks	$17.72 $16.20 $16.13	Min.: 52 Mult.: 52
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-H-D Samtec 52: $28.68 Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QMSS-052-06.75-H-D Mouser Part No 200-QMSS0520675HD	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 2 Weeks	$28.68 $26.11	Min.: 52 Mult.: 52
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-H-D-A Samtec 52: $32.52 Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QMSS-052-06.75-H-D-A Mouser Part No 200-QMSS0520675HDA	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 2 Weeks	$32.52 $29.59	Min.: 52 Mult.: 52
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-H-D-A-GP Samtec 1: $33.68 Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QMSS-052-06.75-H-D-A-GP Mouser Part No 200-QMSS0520675HDAGP	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 2 Weeks	$33.68 $32.99 $30.03	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-H-D-A-TR Samtec 325: $22.25 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. QMSS-052-06.75-H-D-A-TR Mouser Part No 200-QMSS0520675HDATR	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 8 Weeks	Reel $22.25 View Quote	Min.: 325 Mult.: 325 : 325
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-H-D-PC4 Samtec 1: $39.02 Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QMSS-052-06.75-H-D-PC4 Mouser Part No 200-QMSS0520675HDPC4	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 2 Weeks	$39.02 $36.72 $36.15 View Quote	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-L-D-A-TR Samtec 325: $14.26 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. QMSS-052-06.75-L-D-A-TR Mouser Part No 200-QMSS0520675LDA	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 5 Weeks	Reel $14.26 $13.99 $13.98	Min.: 325 Mult.: 325 : 325
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-L-D-A-GP-K-FR Samtec 225: $17.33 Non-Stocked Lead-Time 3 Weeks New Product	Mfr. Part No. QMSS-052-06.75-L-D-A-GP-K-FR Mouser Part No 200-QMSS0520675LDAGF New Product	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip	Datasheet	Non-Stocked Lead-Time 3 Weeks	Reel $17.33 $16.90	Min.: 225 Mult.: 225 : 225
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-L-D-A-GP Samtec 1: $22.90 Non-Stocked Lead-Time 3 Weeks	Mfr. Part No. QMSS-052-06.75-L-D-A-GP Mouser Part No 200-QMSS0520675LDAGP	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 3 Weeks	$22.90 $22.09 $21.76 $20.40 $18.55	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-L-D-A-K Samtec 1: $20.26 Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QMSS-052-06.75-L-D-A-K Mouser Part No 200-QMSS0520675LDAK	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 2 Weeks	$20.26 $19.50 $19.07 $19.06 View Quote	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-L-D-PC8 Samtec 1: $25.20 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. QMSS-052-06.75-L-D-PC8 Mouser Part No 200-QMSS0520675LDPC8	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 5 Weeks	$25.20 $23.84 $23.19 $20.69 $20.17	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-052-06.75-L-D-PT4 Samtec 1: $23.83 Non-Stocked Lead-Time 3 Weeks	Mfr. Part No. QMSS-052-06.75-L-D-PT4 Mouser Part No 200-QMSS0520675LDPT4	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 3 Weeks	$23.83 $23.18 $22.78 $22.40 View $20.02 $19.36	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-064-06.75-H-D-DP-A Samtec 28: $50.22 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. QMSS-064-06.75-H-D-DP-A Mouser Part No 200-QMSS0640675HDDPA	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	$50.22 $49.88 $45.39	Min.: 28 Mult.: 28
Board to Board & Mezzanine Connectors 0.635 mm Q2(trademark) Shielded Ground Plane Terminal Strip QMSS-064-06.75-L-D-DP-A-GP-K Samtec 26: $35.33 Non-Stocked Lead-Time 3 Weeks New Product	Mfr. Part No. QMSS-064-06.75-L-D-DP-A-GP-K Mouser Part No 200-QMSS064675LDDPA New Product	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2(trademark) Shielded Ground Plane Terminal Strip	Datasheet	Non-Stocked Lead-Time 3 Weeks	$35.33 $33.22 $32.37	Min.: 26 Mult.: 26
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-078-06.75-H-D-A Samtec 28: $40.16 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. QMSS-078-06.75-H-D-A Mouser Part No 200-QMSS0780675HDA	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 9 Weeks	$40.16 $36.54	Min.: 28 Mult.: 28
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-078-06.75-H-D-A-GP Samtec 1: $48.89 Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QMSS-078-06.75-H-D-A-GP Mouser Part No 200-QMSS0780675HDAGP	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 2 Weeks	$48.89 $47.61 $46.73 $46.19 $42.03	Min.: 1 Mult.: 1
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-078-06.75-H-D-PC4 Samtec 28: $46.29 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. QMSS-078-06.75-H-D-PC4 Mouser Part No 200-QMSS0780675HDPC4	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	$46.29 $44.52 $43.86	Min.: 28 Mult.: 28
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-078-06.75-L-D Samtec 1: $28.73 Non-Stocked Lead-Time 3 Weeks	Mfr. Part No. QMSS-078-06.75-L-D Mouser Part No 200-QMSS0780675LD	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 3 Weeks	$28.73 $27.19 $26.09 $24.97 View $23.07 $22.59	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-K Samtec 1: $28.30 Non-Stocked Lead-Time 2 Weeks	Mfr. Part No. QMSS-078-06.75-L-D-A-K Mouser Part No 200-QMSS0780675LDAK	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 2 Weeks	$28.30 $26.26 $25.75	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-K-FR Samtec 325: $19.38 Non-Stocked Lead-Time 5 Weeks	Mfr. Part No. QMSS-078-06.75-L-D-A-K-FR Mouser Part No 200-QMSS0780675LDAKR	Samtec	Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip	Datasheet	Non-Stocked Lead-Time 5 Weeks	Reel $19.38 $18.88 Quote Quote	Min.: 325 Mult.: 325 : 325
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-078-06.75-L-D-PC4 Samtec 28: $29.78 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. QMSS-078-06.75-L-D-PC4 Mouser Part No 200-QMSS0780675LDPC4	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	$29.78 $27.10	Min.: 28 Mult.: 28
Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip QMSS-078-06.75-L-D-PC8 Samtec 28: $31.91 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. QMSS-078-06.75-L-D-PC8 Mouser Part No 200-QMSS0780675LDPC8	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	$31.91 $28.95 $28.23	Min.: 28 Mult.: 28

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