.hide-partial { max-height: none; } .show-more { display: none; }

Samtec QFSS Series Board to Board & Mezzanine Connectors

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 114

Applied Filters:

Manufacturer = Samtec Series = QFSS

Product

Number of Positions

Mounting Angle

Stack Height

Current Rating

Voltage Rating

Maximum Data Rate

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

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

QFSS-052-04.25-H-D-A-GP
Samtec
1: $46.51
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

Datasheet

65In Stock

$46.51

$44.02

$41.49

$37.50

View

Min.: 1
Mult.: 1

Sockets

104 Position

0.635 mm (0.025 in)

2 Row

Solder

Vertical

11 mm

3.4 A

300 VAC

14 Gbps

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-032-04.25-L-D-DP-A
Samtec
1: $25.94
40In Stock

Mfr. Part #
QFSS-032-04.25-L-D-DP-A

Mouser Part #
200-QFSS0320425LDDPA

Samtec

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

Learn More

Datasheet

40In Stock

$25.94

$20.65

$18.88

$15.33

Quote

Min.: 1
Mult.: 1

Sockets

64 Position

0.635 mm (0.025 in)

2 Row

Solder

Vertical

11 mm

3.4 A

300 VAC

14 Gbps

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-026-04.25-L-D-PC4
Samtec
1: $21.74
57In 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

Datasheet

57In Stock

$21.74

$17.28

$15.81

$12.85

Quote

Min.: 1
Mult.: 1

Sockets

60 Position

0.635 mm (0.025 in)

2 Row

Solder

Vertical

11 mm

3.4 A

300 VAC

14 Gbps

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-026-04.25-H-D-A-GP
Samtec
1: $32.56
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

Datasheet

51In Stock

$32.56

$30.82

$29.04

$26.25

View

Min.: 1
Mult.: 1

Sockets

52 Position

0.635 mm (0.025 in)

2 Row

Solder

Vertical

11 mm

3.4 A

300 VAC

14 Gbps

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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: $20.29
167In 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

Datasheet

167In Stock

Cut Tape

$20.29

$19.20

$18.10

$16.36

Reel

$14.40

View

Min.: 1
Mult.: 1

Reel: 150

Sockets

52 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Reel, Cut Tape

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

QFSS-052-04.25-L-D-A
Samtec
1: $25.86
345In Stock
260Expected 2026-03-18

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

Datasheet

345In Stock

260Expected 2026-03-18

$25.86

$20.58

$18.82

$15.29

Quote

Min.: 1
Mult.: 1

Sockets

104 Position

0.635 mm (0.025 in)

2 Row

Solder

Vertical

11 mm

3.4 A

300 VAC

14 Gbps

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-016-04.25-L-D-DP-PC4
Samtec
1: $23.78
52In 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

Datasheet

52In Stock

$23.78

$22.52

$21.21

$19.17

View

Min.: 1
Mult.: 1

Sockets

40 Position

0.635 mm (0.025 in)

2 Row

Solder

Vertical

11 mm

3.4 A

300 VAC

14 Gbps

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-016-04.25-L-D-DP-A
Samtec
1: $18.16
75In 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

Datasheet

75In Stock

$18.16

$14.46

$13.22

$10.75

$8.27

Min.: 1
Mult.: 1

Sockets

32 Position

0.635 mm (0.025 in)

2 Row

Solder

Vertical

11 mm

3.4 A

300 VAC

14 Gbps

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-026-04.25-L-D-A
Samtec
1: $18.11
28In Stock

Mfr. Part #
QFSS-026-04.25-L-D-A

Mouser Part #
200-QFSS02604.25LDA

Samtec

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

Learn More

Datasheet

28In Stock

$18.11

$14.41

$13.17

$10.71

$8.24

Min.: 1
Mult.: 1

Sockets

52 Position

0.635 mm (0.025 in)

2 Row

Solder

Vertical

11 mm

3.4 A

300 VAC

14 Gbps

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-026-04.25-L-D-PT4
Samtec
1: $23.70
41In Stock

Mfr. Part #
QFSS-026-04.25-L-D-PT4

Mouser Part #
200-QFSS0260425LDPT4

Samtec

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

Learn More

Datasheet

41In Stock

$23.70

$22.44

$21.15

$19.11

View

Min.: 1
Mult.: 1

Sockets

60 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-052-04.25-H-D-PC4
Samtec
1: $48.52
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

Datasheet

22In Stock

$48.52

$45.94

$43.30

$39.13

View

Min.: 1
Mult.: 1

Sockets

112 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-078-04.25-L-D-A
Samtec
1: $37.12
10In 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

Datasheet

10In Stock

$37.12

$36.21

$28.81

$26.34

View

Min.: 1
Mult.: 1

Sockets

156 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-016-04.25-L-D-DP-PT4
Samtec
1: $23.78
24In 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

Datasheet

24In Stock

$23.78

$22.52

$21.21

$19.17

View

Min.: 1
Mult.: 1

Sockets

40 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-048-04.25-L-D-DP-PC4
Samtec
1: $47.55
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

Datasheet

26In Stock

$47.55

$45.02

$42.44

$38.34

View

Min.: 1
Mult.: 1

Sockets

104 Position

0.635 mm (0.025 in)

2 Row

Solder

Vertical

11 mm

3.4 A

300 VAC

14 Gbps

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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

QFSS-026-04.25-H-D-A
Samtec
1: $28.31
2In Stock

Mfr. Part #
QFSS-026-04.25-H-D-A

Mouser Part #
200-QFSS0260425HDA

Samtec

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

Learn More

Datasheet

2In Stock

$28.31

$26.80

$25.27

$22.83

View

Min.: 1
Mult.: 1

Sockets

52 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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: $20.45
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
QFSS-026-04.25-H-D-A-P-TR

Mouser Part #
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

$20.45

$17.56

$14.80

Quote

Min.: 150
Mult.: 150

Reel: 150

Sockets

52 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Reel

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

QFSS-026-04.25-L-D-PC4-P
Samtec
52: $22.10
Non-Stocked Lead-Time 2 Weeks

Mfr. Part #
QFSS-026-04.25-L-D-PC4-P

Mouser Part #
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

$22.10

$17.62

$16.13

$13.15

Quote

Min.: 52
Mult.: 52

Sockets

60 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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: $26.31
Non-Stocked Lead-Time 2 Weeks

Mfr. Part #
QFSS-032-04.25-L-D-DP-A-P

Mouser Part #
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

$26.31

$20.98

$19.20

$15.64

Quote

Min.: 52
Mult.: 52

Sockets

64 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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: $37.61
Non-Stocked Lead-Time 2 Weeks

Mfr. Part #
QFSS-048-04.25-L-D-DP-A-P

Mouser Part #
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

$37.61

$36.69

$29.23

$26.76

View

Min.: 1
Mult.: 1

Sockets

96 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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: $29.03
Non-Stocked Lead-Time 7 Weeks

Mfr. Part #
QFSS-052-04.25-H-D-A-P-TR

Mouser Part #
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

$29.03

$24.93

$17.74

Min.: 150
Mult.: 150

Reel: 150

Sockets

104 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Reel

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: $20.38
Non-Stocked Lead-Time 2 Weeks

Mfr. Part #
QFSS-052-04.25-L-D-A-P-TR

Mouser Part #
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

$20.38

$17.51

$14.75

Quote

Min.: 150
Mult.: 150

Reel: 150

Sockets

104 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Reel

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

QFSS-064-04.25-L-D-DP-GP
Samtec
26: $50.35
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
QFSS-064-04.25-L-D-DP-GP

Mouser Part #
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

$50.35

$45.50

$39.91

$34.23

View

Min.: 26
Mult.: 26

Sockets

128 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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: $28.37
Non-Stocked Lead-Time 5 Weeks

Mfr. Part #
QFSS-078-04.25-L-D-A-P-TR

Mouser Part #
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

Reel

$28.37

$24.36

View

Min.: 150
Mult.: 150

Reel: 150

Sockets

156 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Reel

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

QFSS-078-04.25-L-D-PC4-P
Samtec
1: $47.82
Non-Stocked Lead-Time 2 Weeks

Mfr. Part #
QFSS-078-04.25-L-D-PC4-P

Mouser Part #
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

$47.82

$45.27

$42.66

$38.56

View

Min.: 1
Mult.: 1

Sockets

164 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

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: $50.55
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
QFSS-104-04.25-L-D-A-GP-P

Mouser Part #
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

$50.55

$45.68

$40.11

$34.41

View

Min.: 26
Mult.: 26

Sockets

208 Position

0.635 mm (0.025 in)

2 Row

Solder

Straight

11 mm

300 VAC

- 55 C

+ 125 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

QFSS

Tray

Samtec QFSS Series Board to Board & Mezzanine Connectors

Mouser Electronics®

Company

Resources

Support