Board to Board & Mezzanine Connectors

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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.

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Part #

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

FX10B-100S/10-SV(71)
Hirose Connector
1: £4.63
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

£4.63

£4.18

£3.95

£3.86

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: £3.93
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

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Datasheet

13In Stock

£3.93

£3.34

£3.13

£2.94

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: £3.73
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

£3.73

£3.17

£2.98

£2.79

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: £4.15
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

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Datasheet

17In Stock

£4.15

£3.53

£3.30

£3.11

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: £4.63
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

£4.63

£3.94

£3.68

£3.50

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: £4.57
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

£4.57

£3.88

£3.63

£3.46

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: £4.78
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

£4.78

£4.06

£3.68

£3.51

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: £6.31
95In Stock
120Expected 24/06/2026

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 24/06/2026

£6.31

£5.71

£5.27

£5.01

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 60P HDR R/A SMT

FX18-60P-0.8SH(11)
Hirose Connector
1: £4.55
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

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Datasheet

48In Stock

Cut Tape

£4.55

£4.11

£3.95

£3.33

Reel

£2.82

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: £4.32
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

£4.32

£3.93

£3.73

£3.63

Reel

£2.54

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: £5.33
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

£5.33

£4.54

£3.91

£3.80

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: £6.15
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

£6.15

£5.23

£4.91

£4.61

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: £5.17
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

£5.17

£4.39

£4.11

£3.91

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: £4.39
9In Stock
140Expected 24/06/2026

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 24/06/2026

£4.39

£3.74

£3.50

£3.26

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: £5.76
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

£5.76

£5.51

£5.19

£5.05

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: £4.16
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

£4.16

£3.54

£3.32

£3.12

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: £3.06
415In 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

415In Stock

£3.06

£3.05

£2.33

£2.32

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: £3.07
177In Stock
175Expected 13/05/2026

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

177In Stock

175Expected 13/05/2026

£3.07

£2.82

£2.22

£2.04

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: £4.59
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

£4.59

£3.68

£3.67

£3.27

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: £3.40
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

£3.40

£3.20

£2.88

£2.22

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: £3.52
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

£3.52

£3.33

£3.26

£2.51

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: £3.97
2In Stock
105Expected 06/05/2026

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 06/05/2026

£3.97

£3.09

£3.08

£2.86

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: £2.30
522In 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

522In Stock

£2.30

£2.23

£2.07

£1.96

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

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

FX8-60S-SV
Hirose Connector
1: £2.63
198In Stock

Mfr. Part No.
FX8-60S-SV

Mouser Part No
798-FX8-60S-SV

Hirose Connector

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

Learn More

Datasheet

198In Stock

£2.63

£2.23

£2.00

£1.80

View

Min.: 1
Mult.: 1

Receptacles

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

Tray

Board to Board & Mezzanine Connectors RCP 80 POS 0.6mm Solder ST SMD Tray

FX8-80S-SV
Hirose Connector
1: £2.64
284In Stock

Mfr. Part No.
FX8-80S-SV

Mouser Part No
798-FX8-80S-SV

Hirose Connector

Board to Board & Mezzanine Connectors RCP 80 POS 0.6mm Solder ST SMD Tray

Learn More

Datasheet

284In Stock

£2.64

£2.23

£2.00

£1.83

View

Min.: 1
Mult.: 1

Receptacles

80 Position

0.6 mm (0.024 in)

Solder

Vertical

400 mA

100 VAC

- 55 C

+ 85 C

Gold

Phosphor Bronze

Polyphenylene Sulfide (PPS)

FX8

Tray

FunctionMAX™ Board-to-Board Connectors

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