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 4P B2B PWR CON STRT RCPT T/H

FX30B-4S-3.81DSA
Hirose Connector
1: ¥1,126.2
2,138On Order

Mfr. Part #
FX30B-4S-3.81DSA

Mouser Part #
798-FX30B-4S-3.81DSA

Hirose Connector

Board to Board & Mezzanine Connectors 4P B2B PWR CON STRT RCPT T/H

Learn More

Datasheet

2,138On Order

¥1,126.2

¥1,073

¥877

¥875.3

View

Min.: 1
Mult.: 1

Receptacles

4 Position

3.81 mm (0.15 in)

1 Row

Solder

Straight

20 mm, 25 mm, 30 mm

20 A

250 V

- 55 C

+ 105 C

Gold

Copper Alloy

Polyamide (PA)

FX30B

Tray

Board to Board & Mezzanine Connectors HDR 100POS .6MM GOLD

FX8C-100P-SV2(92)
Hirose Connector
1: ¥1,229.1
2,000Expected 12/22/2026

Mfr. Part #
FX8C-100P-SV2(92)

Mouser Part #
798-FX8C100PSV292

Hirose Connector

Board to Board & Mezzanine Connectors HDR 100POS .6MM GOLD

Learn More

Datasheet

2,000Expected 12/22/2026

Cut Tape

¥1,229.1

¥1,046.4

¥980

¥933.5

Reel

¥747.5

View

Min.: 1
Mult.: 1

: 500

Headers

100 Position

0.6 mm (0.024 in)

Solder

Vertical

400 mA

100 VAC

- 55 C

+ 85 C

Gold

Phosphor Bronze

Polyphenylene Sulfide (PPS)

FX8C

Reel, Cut Tape

Board to Board & Mezzanine Connectors HDR 100POS .6MM GOLD SMT

FX8C-100P-SV(91)
Hirose Connector
1: ¥1,229.1
406Expected 10/15/2026

Mfr. Part #
FX8C-100P-SV(91)

Mouser Part #
798-FX8C100PSV91

Hirose Connector

Board to Board & Mezzanine Connectors HDR 100POS .6MM GOLD SMT

Learn More

Datasheet

406Expected 10/15/2026

¥1,229.1

¥1,021.5

¥970

¥925.2

View

Min.: 1
Mult.: 1

Headers

100 Position

0.6 mm (0.024 in)

Solder

Vertical

400 mA

100 VAC

- 55 C

+ 85 C

Gold

Phosphor Bronze

Polyphenylene Sulfide (PPS)

FX8C

Tube

Board to Board & Mezzanine Connectors 120P M HEADER SMT BOARD VERTICAL TYPE

FX8C-120P-SV(92)
Hirose Connector
1: ¥1,317.2
1,000Expected 12/22/2026

Mfr. Part #
FX8C-120P-SV(92)

Mouser Part #
798-FX8C120PSV92

Hirose Connector

Board to Board & Mezzanine Connectors 120P M HEADER SMT BOARD VERTICAL TYPE

Learn More

Datasheet

1,000Expected 12/22/2026

Cut Tape

¥1,317.2

¥1,119.5

¥1,049.8

¥999.9

View

Reel

¥845.4

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Headers

120 Position

0.6 mm (0.024 in)

Solder

Vertical

400 mA

100 VAC

- 55 C

+ 85 C

Gold

Phosphor Bronze

Polyphenylene Sulfide (PPS)

FX8C

Reel, Cut Tape, MouseReel

Board to Board & Mezzanine Connectors 140P M HEADER SMT BOARD VERTICAL TYPE

FX8C-140P-SV(92)
Hirose Connector
1: ¥1,353.7
1,000On Order

Mfr. Part #
FX8C-140P-SV(92)

Mouser Part #
798-FX8C140PSV92

Hirose Connector

Board to Board & Mezzanine Connectors 140P M HEADER SMT BOARD VERTICAL TYPE

Learn More

Datasheet

1,000On Order

Cut Tape

¥1,353.7

¥1,151.1

¥1,079.7

¥1,028.2

View

Reel

¥872

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Headers

Solder

FX8C

Reel, Cut Tape, MouseReel

Board to Board & Mezzanine Connectors HDR 120P W/POST SMT

FX10A-120P/12-SV1(71)
Hirose Connector
1: ¥1,451.7
150Expected 10/8/2026

Mfr. Part #
FX10A-120P/12-SV1(71)

Mouser Part #
798-FX10A120P12SV171

Hirose Connector

Board to Board & Mezzanine Connectors HDR 120P W/POST SMT

Learn More

Datasheet

150Expected 10/8/2026

¥1,451.7

¥1,234.1

¥1,156.1

¥1,099.6

View

Min.: 1
Mult.: 1

Headers

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 0.8MM 120P RCPT VERT SMT SV15 TYPE

FX18-120S-0.8SV15
Hirose Connector
1: ¥1,878.6
80Expected 8/31/2026

Mfr. Part #
FX18-120S-0.8SV15

Mouser Part #
798-FX18120S08SV15

Hirose Connector

Board to Board & Mezzanine Connectors 0.8MM 120P RCPT VERT SMT SV15 TYPE

Learn More

Datasheet

80Expected 8/31/2026

¥1,878.6

¥1,624.5

¥1,473.3

¥1,400.2

View

Min.: 1
Mult.: 1

Receptacles

120 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 60P 0.5MM PITCH, STR RECEPT DOUBLE BEAM

FX20-60S-0.5SV10
Hirose Connector
1: ¥1,262.4
134Expected 8/31/2026

Mfr. Part #
FX20-60S-0.5SV10

Mouser Part #
798-FX20-60S0.5SV10

Hirose Connector

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

Learn More

Datasheet

134Expected 8/31/2026

¥1,262.4

¥1,073

¥1,006.6

¥935.1

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 5P B2B PWR CON R/A HDR T/H

FX30B-5P-3.81DS
Hirose Connector
1: ¥1,601.2
45In Stock

Mfr. Part #
FX30B-5P-3.81DS

Mouser Part #
798-FX30B-5P-3.81DS

Hirose Connector

Board to Board & Mezzanine Connectors 5P B2B PWR CON R/A HDR T/H

Learn More

Datasheet

45In Stock

¥1,601.2

¥1,531.4

¥1,293.9

¥1,156.1

View

Min.: 1
Mult.: 1

Plugs

5 Position

3.81 mm (0.15 in)

1 Row

Solder

Right Angle

20 mm, 25 mm, 30 mm

20 A

250 V

- 55 C

+ 105 C

Gold

Copper Alloy

Polyamide (PA)

FX30B

Tray

Board to Board & Mezzanine Connectors 5P B2B PWR CON STRT RCPT T/H

FX30B-5S-3.81DSA
Hirose Connector
1: ¥1,159.4
226Expected 9/28/2026

Mfr. Part #
FX30B-5S-3.81DSA

Mouser Part #
798-FX30B-5S-3.81DSA

Hirose Connector

Board to Board & Mezzanine Connectors 5P B2B PWR CON STRT RCPT T/H

Learn More

Datasheet

226Expected 9/28/2026

¥1,159.4

¥1,142.8

¥903.6

¥901.9

View

Min.: 1
Mult.: 1

Receptacles

5 Position

3.81 mm (0.15 in)

1 Row

Solder

Straight

20 mm, 25 mm, 30 mm

20 A

250 V

- 55 C

+ 105 C

Gold

Copper Alloy

Polyamide (PA)

FX30B

Tray

Board to Board & Mezzanine Connectors HDR 140P W/POST SMT

FX10A-140P/14-SV(71)
Hirose Connector
1: ¥1,594.6
181Expected 10/27/2026

Mfr. Part #
FX10A-140P/14-SV(71)

Mouser Part #
798-FX10A140P14SV71

Hirose Connector

Board to Board & Mezzanine Connectors HDR 140P W/POST SMT

Learn More

Datasheet

181Expected 10/27/2026

¥1,594.6

¥1,355.4

¥1,270.7

¥1,209.2

View

Min.: 1
Mult.: 1

Headers

140 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 40P HDR VERT SMT SV10 TYPE

FX18-40P-0.8SV10
Hirose Connector
1: ¥1,393.6
200On Order

Mfr. Part #
FX18-40P-0.8SV10

Mouser Part #
798-FX1840P08SV10

Hirose Connector

Board to Board & Mezzanine Connectors 0.8MM 40P HDR VERT SMT SV10 TYPE

Learn More

Datasheet

200On Order

¥1,393.6

¥1,186

¥1,111.2

¥1,044.8

View

Min.: 1
Mult.: 1

Headers

40 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 2P B2B PWR CON R/A HDR T/H

FX30B-2P-3.81DS
Hirose Connector
1: ¥1,204.2
83Expected 9/1/2026

Mfr. Part #
FX30B-2P-3.81DS

Mouser Part #
798-FX30B-2P-3.81DS

Hirose Connector

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

Learn More

Datasheet

83Expected 9/1/2026

¥1,204.2

¥1,189.3

¥951.8

¥950.1

View

Min.: 1
Mult.: 1

Plugs

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)

FX30B

Tray

Board to Board & Mezzanine Connectors 4P B2B PWR CON STRT HDR 25MM H T/H

FX30B-4P-3.81DSA25
Hirose Connector
1: ¥1,078
196On Order

Mfr. Part #
FX30B-4P-3.81DSA25

Mouser Part #
798-FX30B-4P381DSA25

Hirose Connector

Board to Board & Mezzanine Connectors 4P B2B PWR CON STRT HDR 25MM H T/H

Learn More

Datasheet

196On Order

¥1,078

¥1,058.1

¥838.8

¥837.1

View

Min.: 1
Mult.: 1

Plugs

4 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 40POS .6MM GOLD SMT

FX8-40P-SV(91)
Hirose Connector
1: ¥501.6
195Expected 12/29/2026
End of Life

Mfr. Part #
FX8-40P-SV(91)

Mouser Part #
798-FX840PSV91

End of Life

Hirose Connector

Board to Board & Mezzanine Connectors HDR 40POS .6MM GOLD SMT

Learn More

Datasheet

195Expected 12/29/2026

¥501.6

¥426.9

¥378.7

¥358.8

View

Min.: 1
Mult.: 1

Headers

40 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 REC 80P W/O POST SMT

FX10B-80S/8-SV(71)
Hirose Connector
1: ¥1,284
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
FX10B-80S/8-SV(71)

Mouser Part #
798-FX10B80S8SV71

Hirose Connector

Board to Board & Mezzanine Connectors REC 80P W/O POST SMT

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

¥1,284

¥1,091.3

¥1,023.2

¥943.4

View

Min.: 1
Mult.: 1

Receptacles

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 0.8MM 60P HDR VERT SMT

FX18-60P-0.8SV(11)
Hirose Connector
400: ¥727.5
Non-Stocked Lead-Time 11 Weeks

Mfr. Part #
FX18-60P-0.8SV(11)

Mouser Part #
798-FX18-60P-0.8SV11

Hirose Connector

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

Learn More

Datasheet

Non-Stocked Lead-Time 11 Weeks

Reel

¥727.5

¥692.6

¥677.7

Min.: 400
Mult.: 400

: 400

FX18

Reel

Board to Board & Mezzanine Connectors 120P 0.5MM PITCH,STR RECEPT DOUBLE BEAM

FX20-120S-0.5SV10
Hirose Connector
1: ¥1,440.1
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
FX20-120S-0.5SV10

Mouser Part #
798-FX20-120S0.5SV10

Hirose Connector

Board to Board & Mezzanine Connectors 120P 0.5MM PITCH,STR RECEPT DOUBLE BEAM

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

¥1,440.1

¥1,295.6

¥1,220.8

¥1,041.4

View

Min.: 1
Mult.: 1

Receptacles

120 Position

0.5 mm (0.02 in)

Solder

Straight

500 mA

FX20

Tray

Board to Board & Mezzanine Connectors 40P 0.5MM PITCH STR HDR 15MM HT

FX20-40P-0.5SV15(10)
Hirose Connector
1: ¥931.8
Non-Stocked Lead-Time 3 Weeks

Mfr. Part #
FX20-40P-0.5SV15(10)

Mouser Part #
798-FX2040P05SV1510

Hirose Connector

Board to Board & Mezzanine Connectors 40P 0.5MM PITCH STR HDR 15MM HT

Learn More

Datasheet

Non-Stocked Lead-Time 3 Weeks

¥931.8

¥792.3

¥742.5

¥684.3

View

Min.: 1
Mult.: 1

Headers

40 Position

0.5 mm (0.02 in)

Solder

Straight

15 mm

500 mA

50 VAC

- 55 C

+ 85 C

Gold

Copper Alloy

Polyamide (PA)

FX20

Tray

Board to Board & Mezzanine Connectors 140P STRT SMT HEADER BOARD VERTICAL TYPE

FX8-140P-SV1(71)
Hirose Connector
1: ¥1,018.2
91Expected 9/14/2026

Mfr. Part #
FX8-140P-SV1(71)

Mouser Part #
798-FX8140PSV171

Hirose Connector

Board to Board & Mezzanine Connectors 140P STRT SMT HEADER BOARD VERTICAL TYPE

Learn More

Datasheet

91Expected 9/14/2026

¥1,018.2

¥921.9

¥870.4

¥850.4

View

Min.: 1
Mult.: 1

Headers

140 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 100P M STRAIGHT HDR BOARD VERT STACK CON

FX8C-100P-SV4(93)
Hirose Connector
1: ¥1,049.8
Non-Stocked Lead-Time 11 Weeks

Mfr. Part #
FX8C-100P-SV4(93)

Mouser Part #
798-FX8C100PSV493

Hirose Connector

Board to Board & Mezzanine Connectors 100P M STRAIGHT HDR BOARD VERT STACK CON

Learn More

Datasheet

Non-Stocked Lead-Time 11 Weeks

Cut Tape

¥1,049.8

¥893.6

¥837.1

¥797.3

Reel

¥676

View

Min.: 1
Mult.: 1

: 500

Headers

FX8C

Reel, Cut Tape

Board to Board & Mezzanine Connectors 40P F STRT RECEP BOARD VERT STACK CON

FX8C-40S-SV5(92)
Hirose Connector
500: ¥541.5
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
FX8C-40S-SV5(92)

Mouser Part #
798-FX8C40SSV592

Hirose Connector

Board to Board & Mezzanine Connectors 40P F STRT RECEP BOARD VERT STACK CON

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

¥541.5

¥526.5

¥506.6

Min.: 500
Mult.: 500

: 500

Receptacles

FX8C

Reel

Board to Board & Mezzanine Connectors 80P STRT SMT HEADER BRD VER TYP TRAY PKG

FX8C-80P-SV4(71)
Hirose Connector
1: ¥1,066.4
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
FX8C-80P-SV4(71)

Mouser Part #
798-FX8C80PSV471

Hirose Connector

Board to Board & Mezzanine Connectors 80P STRT SMT HEADER BRD VER TYP TRAY PKG

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

¥1,066.4

¥965

¥911.9

¥890.3

View

Min.: 1
Mult.: 1

Headers

80 Position

0.6 mm (0.024 in)

Solder

Vertical

400 mA

100 VAC

- 55 C

+ 85 C

Gold

Phosphor Bronze

Polyphenylene Sulfide (PPS)

FX8C

Tray

Board to Board & Mezzanine Connectors 168P HEADER W/ POST SMT OIF-MSA-100GLH

FX10A-168P-SV2(85)
Hirose Connector
250: ¥4,728.9
Non-Stocked

Mfr. Part #
FX10A-168P-SV2(85)

Mouser Part #
798-FX10A-168P-SV285

Hirose Connector

Board to Board & Mezzanine Connectors 168P HEADER W/ POST SMT OIF-MSA-100GLH

Learn More

Datasheet

Non-Stocked

Reel

¥4,728.9

View

Min.: 250
Mult.: 250

: 250

Headers

168 Position

0.5 mm (0.02 in)

2 Row

Solder

Straight

5 mm

300 mA

50 V

Gold

Phosphor Bronze

Liquid Crystal Polymer (LCP)

FX10

Reel

Board to Board & Mezzanine Connectors 168POS W/POST SMD CONN HDR

FX10A-168P-SV3(93)
Hirose Connector
50: ¥4,720.6
Non-Stocked

Mfr. Part #
FX10A-168P-SV3(93)

Mouser Part #
798-FX10A-168P-SV393

Hirose Connector

Board to Board & Mezzanine Connectors 168POS W/POST SMD CONN HDR

Learn More

Datasheet

Non-Stocked

¥4,720.6

¥4,596

¥4,461.4

Min.: 50
Mult.: 50

2 Row

Solder

FX10

Tray