Board to Board & Mezzanine Connectors

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

FunctionMAX™ Board-to-Board Connectors

Hirose Electric FunctionMAX™ Board-to-Board Connectors provide a high level of functionality for floating and high-speed connectors. The connectors offer 2 to 280 positions with 1 to 4 rows and pitch options of 0.55, 0.6mm, 0.8mm, and 3.81mm. FunctionMAX industrial connectors are designed for advanced devices and systems and ensure superior performance in various environments.

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

Results: 401

Applied Filters:

Product

Number of Positions

Pitch

Number of Rows

Termination Style

Mounting Angle

Stack Height

Current Rating

Voltage Rating

Maximum Data Rate

Minimum Operating Temperature

Maximum Operating Temperature

Contact Plating

Contact Material

Housing Material

Series

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 HDR 80POS W/POST SMT

FX10A-80P/8-SV(71)
Hirose Connector
1: $8.66
320Expected 29/4/2026

Mfr. Part No.
FX10A-80P/8-SV(71)

Mouser Part No
798-FX10A80P8SV71

Hirose Connector

Board to Board & Mezzanine Connectors HDR 80POS W/POST SMT

Learn More

Datasheet

320Expected 29/4/2026

$8.66

$7.88

$7.39

$6.81

View

Min.: 1
Mult.: 1

Headers

80 Position

0.5 mm (0.02 in)

Solder

Straight

300 mA

50 VAC

15 Gbps

- 55 C

+ 85 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

FX10

Tray

Board to Board & Mezzanine Connectors REC 100POS W/O POST SMT

FX10B-100S/10-SV(71)
Hirose Connector
1: $7.94
117In Stock

Mfr. Part No.
FX10B-100S/10-SV(71)

Mouser Part No
798-FX10B100S10SV71

Hirose Connector

Board to Board & Mezzanine Connectors REC 100POS W/O POST SMT

Learn More

Datasheet

117In Stock

$7.94

$6.74

$6.32

$5.94

View

Min.: 1
Mult.: 1

Receptacles

100 Position

0.5 mm (0.02 in)

2 Row

Solder

Vertical

4 mm

300 mA

50 V

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

FX10

Tray

Board to Board & Mezzanine Connectors HDR 120POS W/O POST SMT

FX10B-120P-SV1(71)
Hirose Connector
1: $7.26
13In Stock

Mfr. Part No.
FX10B-120P-SV1(71)

Mouser Part No
798-FX10B120PSV171

Hirose Connector

Board to Board & Mezzanine Connectors HDR 120POS W/O POST SMT

Learn More

Datasheet

13In Stock

$7.26

$6.17

$5.78

$5.42

View

Min.: 1
Mult.: 1

Headers

120 Position

0.5 mm (0.02 in)

2 Row

Solder

Vertical

5 mm

300 mA

50 V

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

FX10

Tray

Board to Board & Mezzanine Connectors REC 120POS W/O POST SMT

FX10B-120S-SV
Hirose Connector
1: $6.89
80In Stock

Mfr. Part No.
FX10B-120S-SV

Mouser Part No
798-FX10B120SSV

Hirose Connector

Board to Board & Mezzanine Connectors REC 120POS W/O POST SMT

Learn More

Datasheet

80In Stock

$6.89

$5.74

$4.96

$4.70

View

Min.: 1
Mult.: 1

Receptacles

120 Position

0.5 mm (0.02 in)

Solder

Straight

300 mA

50 VAC

15 Gbps

- 55 C

+ 85 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

FX10

Tray

Board to Board & Mezzanine Connectors REC 144POS W/O POST SMT

FX10B-144S-SV
Hirose Connector
1: $7.67
17In Stock

Mfr. Part No.
FX10B-144S-SV

Mouser Part No
798-FX10B144SSV

Hirose Connector

Board to Board & Mezzanine Connectors REC 144POS W/O POST SMT

Learn More

Datasheet

17In Stock

$7.67

$6.53

$6.12

$5.74

View

Min.: 1
Mult.: 1

Receptacles

144 Position

0.5 mm (0.02 in)

Solder

Straight

300 mA

50 VAC

15 Gbps

- 55 C

+ 85 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

FX10

Tray

Board to Board & Mezzanine Connectors HDR 168POS W/O POST SMT

FX10B-168P-SV(71)
Hirose Connector
1: $8.55
84In Stock

Mfr. Part No.
FX10B-168P-SV(71)

Mouser Part No
798-FX10B168PSV71

Hirose Connector

Board to Board & Mezzanine Connectors HDR 168POS W/O POST SMT

Learn More

Datasheet

84In Stock

$8.55

$7.27

$6.81

$6.48

View

Min.: 1
Mult.: 1

Headers

168 Position

0.5 mm (0.02 in)

Solder

Straight

300 mA

50 VAC

15 Gbps

- 55 C

+ 85 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

FX10

Tray

Board to Board & Mezzanine Connectors REC 168POS W/O POST SMT

FX10B-168S-SV
Hirose Connector
1: $7.94
32In Stock

Mfr. Part No.
FX10B-168S-SV

Mouser Part No
798-FX10B168SSV

Hirose Connector

Board to Board & Mezzanine Connectors REC 168POS W/O POST SMT

Learn More

Datasheet

32In Stock

$7.94

$6.69

$6.23

$5.91

View

Min.: 1
Mult.: 1

Receptacles

168 Position

0.5 mm (0.02 in)

Solder

Straight

300 mA

50 VAC

15 Gbps

- 55 C

+ 85 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

FX10

Tray

Board to Board & Mezzanine Connectors 0.8MM 120P RCPT R/A SMT

FX18-120S-0.8SH
Hirose Connector
1: $8.85
30In Stock

Mfr. Part No.
FX18-120S-0.8SH

Mouser Part No
798-FX18-120S-0.8SH

Hirose Connector

Board to Board & Mezzanine Connectors 0.8MM 120P RCPT R/A SMT

Learn More

Datasheet

30In Stock

$8.85

$7.52

$7.14

$6.49

View

Min.: 1
Mult.: 1

Receptacles

120 Position

0.8 mm (0.031 in)

Solder

Right Angle

500 mA, 3 A

100 VAC

10 Gbps

- 55 C

+ 80 C

Gold

Phosphor Bronze

Polyamide (PA)

FX18

Tray

Board to Board & Mezzanine Connectors Straight Rcpt 140P Stacking SV10 Type

FX18-140S-0.8SV10
Hirose Connector
1: $11.69
95In Stock
120Expected 24/6/2026

Mfr. Part No.
FX18-140S-0.8SV10

Mouser Part No
798-FX18-140S0.8SV10

Hirose Connector

Board to Board & Mezzanine Connectors Straight Rcpt 140P Stacking SV10 Type

Learn More

Datasheet

95In Stock

120Expected 24/6/2026

$11.69

$10.58

$9.76

$7.73

View

Min.: 1
Mult.: 1

Receptacles

140 Position

0.8 mm (0.031 in)

Solder

Straight

10 mm

500 mA, 3 A

100 VAC

10 Gbps

- 55 C

+ 80 C

Gold

Phosphor Bronze

Polyamide (PA)

FX18

Tray

Board to Board & Mezzanine Connectors 0.8MM 40P RCPT R/A SMT

FX18-40S-0.8SH(11)
Hirose Connector
1: $6.52
2In Stock

Mfr. Part No.
FX18-40S-0.8SH(11)

Mouser Part No
798-FX18-40S-0.8SH11

Hirose Connector

Board to Board & Mezzanine Connectors 0.8MM 40P RCPT R/A SMT

Learn More

Datasheet

2In Stock

Cut Tape

$6.52

$5.32

$4.91

$4.61

Reel

$4.32

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

Receptacles

40 Position

0.8 mm (0.031 in)

Solder

Right Angle

500 mA, 3 A

100 VAC

10 Gbps

- 55 C

+ 80 C

Gold

Phosphor Bronze

Polyamide (PA)

FX18

Reel, Cut Tape, MouseReel

Board to Board & Mezzanine Connectors 0.8MM 60P HDR R/A SMT

FX18-60P-0.8SH(11)
Hirose Connector
1: $8.42
48In Stock

Mfr. Part No.
FX18-60P-0.8SH(11)

Mouser Part No
798-FX18-60P-0.8SH11

Hirose Connector

Board to Board & Mezzanine Connectors 0.8MM 60P HDR R/A SMT

Learn More

Datasheet

48In Stock

Cut Tape

$8.42

$7.62

$7.33

$6.16

Reel

$5.23

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 300

Headers

60 Position

0.8 mm (0.031 in)

2 Row

Solder

Right Angle

500 mA

100 VAC

- 55 C

+ 85 C

Gold

Phosphor Bronze

Polyamide (PA)

FX18

Reel, Cut Tape, MouseReel

Board to Board & Mezzanine Connectors 0.8MM 60P HDR VERT SMT

FX18-60P-0.8SV(11)
Hirose Connector
1: $7.99
362In Stock

Mfr. Part No.
FX18-60P-0.8SV(11)

Mouser Part No
798-FX18-60P-0.8SV11

Hirose Connector

Board to Board & Mezzanine Connectors 0.8MM 60P HDR VERT SMT

Learn More

Datasheet

362In Stock

Cut Tape

$7.99

$7.27

$6.89

$6.73

Reel

$4.70

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

FX18

Reel, Cut Tape, MouseReel

Board to Board & Mezzanine Connectors 0.8MM 100P RCPT STRT SMT 15 HGT

FX18-100S-0.8SV15
Hirose Connector
1: $9.88
49In Stock

Mfr. Part No.
FX18-100S-0.8SV15

Mouser Part No
798-FX18100S08SV15

Hirose Connector

Board to Board & Mezzanine Connectors 0.8MM 100P RCPT STRT SMT 15 HGT

Learn More

Datasheet

49In Stock

$9.88

$8.41

$7.24

$7.03

View

Min.: 1
Mult.: 1

Receptacles

100 Position

0.8 mm (0.031 in)

Solder

Straight

15 mm

500 mA, 3 A

100 VAC

10 Gbps

- 55 C

+ 80 C

Gold

Phosphor Bronze

Polyamide (PA)

FX18

Tray

Board to Board & Mezzanine Connectors 0.8MM 60P RCPT VERT SMT SV20 TYPE

FX18-60S-0.8SV20
Hirose Connector
1: $11.38
81In Stock

Mfr. Part No.
FX18-60S-0.8SV20

Mouser Part No
798-FX1860S08SV20

Hirose Connector

Board to Board & Mezzanine Connectors 0.8MM 60P RCPT VERT SMT SV20 TYPE

Learn More

Datasheet

81In Stock

$11.38

$9.67

$9.08

$8.52

View

Min.: 1
Mult.: 1

Receptacles

60 Position

0.8 mm (0.031 in)

Solder

Straight

20 mm

500 mA, 3 A

100 VAC

10 Gbps

- 55 C

+ 80 C

Gold

Phosphor Bronze

Polyamide (PA)

FX18

Tray

Board to Board & Mezzanine Connectors 0.8MM 80P RCPT VERT SMT SV20 TYPE

FX18-80S-0.8SV20
Hirose Connector
1: $9.56
176In Stock

Mfr. Part No.
FX18-80S-0.8SV20

Mouser Part No
798-FX1880S08SV20

Hirose Connector

Board to Board & Mezzanine Connectors 0.8MM 80P RCPT VERT SMT SV20 TYPE

Learn More

Datasheet

176In Stock

$9.56

$8.13

$7.62

$7.24

View

Min.: 1
Mult.: 1

Receptacles

80 Position

0.8 mm (0.031 in)

Solder

Straight

20 mm

500 mA, 3 A

100 VAC

10 Gbps

- 55 C

+ 80 C

Gold

Phosphor Bronze

Polyamide (PA)

FX18

Tray

Board to Board & Mezzanine Connectors 60P 0.5MM PITCH, STR RECEPT DOUBLE BEAM

FX20-60S-0.5SV10
Hirose Connector
1: $8.13
9In Stock
140Expected 24/6/2026

Mfr. Part No.
FX20-60S-0.5SV10

Mouser Part No
798-FX20-60S0.5SV10

Hirose Connector

Board to Board & Mezzanine Connectors 60P 0.5MM PITCH, STR RECEPT DOUBLE BEAM

Learn More

Datasheet

9In Stock

140Expected 24/6/2026

$8.13

$6.92

$6.48

$6.03

View

Min.: 1
Mult.: 1

Receptacles

60 Position

0.5 mm (0.02 in)

Solder

Straight

25 mm

500 mA

50 VAC

- 55 C

+ 85 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

FX20

Tray

Board to Board & Mezzanine Connectors 120P 0.5MM PITCH R/A RECEPT 20MM HT

FX20-120S-0.5SH
Hirose Connector
1: $10.66
102In Stock

Mfr. Part No.
FX20-120S-0.5SH

Mouser Part No
798-FX20120S05SH

Hirose Connector

Board to Board & Mezzanine Connectors 120P 0.5MM PITCH R/A RECEPT 20MM HT

Learn More

Datasheet

102In Stock

$10.66

$10.19

$9.60

$9.35

View

Min.: 1
Mult.: 1

Receptacles

120 Position

0.5 mm (0.02 in)

Solder

Right Angle

500 mA

50 VAC

- 55 C

+ 85 C

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

FX20

Tray

Board to Board & Mezzanine Connectors 80P 0.5MM PITCH, STR HDR 20MM HT

FX20-80P-0.5SV20
Hirose Connector
1: $7.70
45In Stock

Mfr. Part No.
FX20-80P-0.5SV20

Mouser Part No
798-FX2080P05SV20

Hirose Connector

Board to Board & Mezzanine Connectors 80P 0.5MM PITCH, STR HDR 20MM HT

Learn More

Datasheet

45In Stock

$7.70

$6.55

$6.14

$5.77

View

Min.: 1
Mult.: 1

Headers

80 Position

0.5 mm (0.02 in)

Solder

Straight

20 mm

500 mA

50 VAC

- 55 C

+ 85 C

Gold

Copper Alloy

Polyamide (PA)

FX20

Tray

Board to Board & Mezzanine Connectors 2P B2B PWR CON STRT HDR 20MM H T/H

FX30B-2P-3.81DSA20
Hirose Connector
1: $6.16
485In Stock

Mfr. Part No.
FX30B-2P-3.81DSA20

Mouser Part No
798-FX30B-2P381DSA20

Hirose Connector

Board to Board & Mezzanine Connectors 2P B2B PWR CON STRT HDR 20MM H T/H

Learn More

Datasheet

485In Stock

$6.16

$5.60

$5.31

$5.18

View

Min.: 1
Mult.: 1

Plugs

2 Position

3.81 mm (0.15 in)

1 Row

Solder

Straight

20 mm

23 A

250 V

- 55 C

+ 105 C

Gold

Copper Alloy

Polyamide (PA)

FX30B

Tray

Board to Board & Mezzanine Connectors 2P B2B PWR CON R/A HDR T/H

FX30B-2S-3.81DS
Hirose Connector
1: $5.25
2In Stock
350On Order

Mfr. Part No.
FX30B-2S-3.81DS

Mouser Part No
798-FX30B-2S-3.81DS

Hirose Connector

Board to Board & Mezzanine Connectors 2P B2B PWR CON R/A HDR T/H

Learn More

Datasheet

2In Stock

350On Order

$5.25

$5.21

$4.10

$4.09

View

Min.: 1
Mult.: 1

Receptacles

2 Position

3.81 mm (0.15 in)

1 Row

Solder

Right Angle

20 mm, 25 mm, 30 mm

23 A

250 V

- 55 C

+ 105 C

Gold

Copper Alloy

Polyamide (PA)

FX30

Tray

Board to Board & Mezzanine Connectors 3P B2B PWR CON R/A HDR T/H

FX30B-3P-3.81DS
Hirose Connector
1: $8.51
81In Stock

Mfr. Part No.
FX30B-3P-3.81DS

Mouser Part No
798-FX30B-3P-3.81DS

Hirose Connector

Board to Board & Mezzanine Connectors 3P B2B PWR CON R/A HDR T/H

Learn More

Datasheet

81In Stock

$8.51

$6.80

$6.78

$6.06

View

Min.: 1
Mult.: 1

Plugs

3 Position

3.81 mm (0.15 in)

1 Row

Right Angle

10 A

FX30

Tray

Board to Board & Mezzanine Connectors 3P B2B PWR CON STRT HDR 25MM H T/H

FX30B-3P-3.81DSA25
Hirose Connector
1: $6.31
44In Stock

Mfr. Part No.
FX30B-3P-3.81DSA25

Mouser Part No
798-FX30B-3P381DSA25

Hirose Connector

Board to Board & Mezzanine Connectors 3P B2B PWR CON STRT HDR 25MM H T/H

Learn More

Datasheet

44In Stock

$6.31

$5.92

$5.30

$4.10

View

Min.: 1
Mult.: 1

Plugs

3 Position

3.81 mm (0.15 in)

1 Row

Solder

Straight

25 mm

22 A

250 V

- 55 C

+ 105 C

Gold

Copper Alloy

Polyamide (PA)

FX30B

Tray

Board to Board & Mezzanine Connectors 3P B2B PWR CON R/A HDR T/H

FX30B-3S-3.81DS
Hirose Connector
1: $6.52
86In Stock

Mfr. Part No.
FX30B-3S-3.81DS

Mouser Part No
798-FX30B-3S-3.81DS

Hirose Connector

Board to Board & Mezzanine Connectors 3P B2B PWR CON R/A HDR T/H

Learn More

Datasheet

86In Stock

$6.52

$6.16

$6.03

$4.64

View

Min.: 1
Mult.: 1

Receptacles

3 Position

3.81 mm (0.15 in)

1 Row

Solder

Right Angle

20 mm, 25 mm, 30 mm

22 A

250 V

- 55 C

+ 105 C

Gold

Copper Alloy

Polyamide (PA)

FX30B

Tray

Board to Board & Mezzanine Connectors 5P B2B PWR CON STRT HDR 25MM H T/H

FX30B-5P-3.81DSA25
Hirose Connector
1: $7.35
2In Stock
105Expected 6/5/2026

Mfr. Part No.
FX30B-5P-3.81DSA25

Mouser Part No
798-FX30B-5P381DSA25

Hirose Connector

Board to Board & Mezzanine Connectors 5P B2B PWR CON STRT HDR 25MM H T/H

Learn More

Datasheet

2In Stock

105Expected 6/5/2026

$7.35

$7.34

$7.12

$5.71

View

Min.: 1
Mult.: 1

Plugs

5 Position

3.81 mm (0.15 in)

1 Row

Solder

Straight

25 mm

20 A

250 V

- 55 C

+ 105 C

Gold

Copper Alloy

Polyamide (PA)

FX30B

Tray

Board to Board & Mezzanine Connectors HDR 60 POS 0.6mm Solder ST SMD

FX8-60P-SV(91)
Hirose Connector
1: $4.27
532In Stock

Mfr. Part No.
FX8-60P-SV(91)

Mouser Part No
798-FX8-60P-SV91

Hirose Connector

Board to Board & Mezzanine Connectors HDR 60 POS 0.6mm Solder ST SMD

Learn More

Datasheet

532In Stock

$4.27

$4.11

$3.89

$3.79

View

Min.: 1
Mult.: 1

Headers

60 Position

0.6 mm (0.024 in)

Solder

Vertical

400 mA

100 VAC

- 55 C

+ 85 C

Gold

Phosphor Bronze

Polyphenylene Sulfide (PPS)

FX8

Tube

FunctionMAX™ Board-to-Board Connectors

Customer Service Office

Company

Resources

Support