Board-to-board connectors

FINEPITCH board-to-board connectors for the connection of PCBs within the device

With the board-to-board connectors of the FINEPITCH product range, Phoenix Contact provides shielded and unshielded solutions for signal and data transmission. This allows you to implement individual PCB orientations in all dimensions with different designs, stack heights, and numbers of positions in different pitches from 0.635 mm to 2.54 mm. Mezzanine, coplanar connections, and mother-daughter cards are also possible.

More information

Your advantages

  • Flexibility when it comes to design with robust connectors in pitches ranging from 0.635 mm to 2.54 mm in various stack heights
  • Application-oriented board-to-board connections in shielded and unshielded versions for various EMC requirements
  • Comprehensive design-in support for quick and easy device development with practical data and free samples
  • Various possible applications with high-speed data transmission up to 52 Gbps
FR 1,27 series board-to-board connectors

White paper on board-to-board connectors Identify influences on data transmission and optimize data integrity

Networking the world demands that devices and interfaces can transmit data ever faster. It also requires connections within devices that can route signals and data back and forth between printed circuit boards as quickly and safely as possible. Read our white paper to find out how you can achieve high data integrity with impedance-optimized board-to-board connectors, their pin assignment, and the corresponding PCB layer structure.

Free samples
Test our board-to-board connectors
Would you like to try out the board-to-board connectors from the FINEPITCH portfolio? – Order your personal sample package right now. We provide support when it comes to the selection and design-in of PCB connectors. You will receive expert advice on targeted use in your application. Discover the advantages of Phoenix Contact solutions for yourself.
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Exploded view of board-to-board connectors on several PCBs above an electronics housing

New products

FS series board-to-board connectors with 0.635 mm pitch
FR 1,27 series board-to-board connectors

FS series board-to-board connectors

Fast data transmission with a pitch of 0.635 mm

The space-saving board-to-board connectors of the FS 0,635 series enable mezzanine PCB arrangements with high-speed data transmission rates up to 40 Gbps. The floating system features a tolerance compensation of up to 0.7 mm in the x and y directions, as well as 0.6 mm in the z direction.

Main features

  • Pitch: 0.635 mm
  • 20- to 80-pos.
  • Stack heights: 6 mm ... 16.6 mm
  • Data rates up to 40 Gbps
  • Currents up to 0.5 A
  • Insertion cycles: 50
  • Test voltage: 250 V AC
  • Floating tolerances: ±0.7 mm (x, y direction)

Your Advantages

  • Design-in support during device development through M-CAD/E-CAD data and a free sample service
  • Cost and space savings with the comprehensive portfolio available in various stack heights
  • Easy mating with integrated keyways and tolerance compensation for error-free connections
  • Compensation of tolerances and mechanical stresses for a secure connection with the floating function

FR series board-to-board connectors

High-speed data transmission with a pitch of 1.27 mm

Are you looking for a compatible replacement for your established board-to-board connection with a pitch of 1.27 mm that will also prepare you for future industrial requirements? – The FR 1,27 series is the ideal solution. Benefit from high-speed data transmission and efficient design-in.

Main features

  • Pitch: 1.27 mm
  • 6- to 100-pos.
  • Stack heights: 8 mm … 13.8 mm
  • Data rates up to 28 Gbps
  • Currents up to 2.3 A
  • Insertion cycles: 500
  • Test voltage: 500 V AC

Your Advantages

  • Robust 6- to 100-pos. board-to-board and wire-to-board connectors compatible with the established market standard
  • Significantly improved high-speed data transmission with up to 28 Gbps extends the application options
  • Time savings during the development process with customer-specific simulations for data integrity
  • Gold-plated contact points enable long-term stable signal transmission and currents up to 2.3 A

Overview of the board-to-board portfolio The right connection for a flexible device design: the high-position FINEPITCH series provides the ideal solutions for industrial-grade PCB connections. You have maximum flexibility when it comes to arranging the PCBs in your device. In addition, the shielded versions offer excellent EMC properties.

Interactive image map: Different series of board-to-board connectors at a glance
FS 0,635 series
Implement space-saving PCB connections with the board-to-board connectors of the FS 0,635 series. Thanks to data transmission rates of up to 30 Gbps and various numbers of positions and stack heights, you are able to develop devices flexibly.
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FS 0,635 series
FP 0,8 series
The board-to-board connectors of the FP 0,8 series feature innovative ScaleX technology. The unique double contact ensures a reliable, robust connection and high tolerance compensation when plugging.
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FP 0,8 series
FR 1,27 series
Time savings in the development process and high-speed data transmission make a real difference. The board-to-board connectors of the FR 1,27 series enable data rates of up to 28 Gbps as well as customer-specific simulations for data integrity. 
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FR 1,27 series
FQ 1,27 and FQ 2,54 series
Universal pin and base strips with 1.27 mm and 2.54 mm pitch are characterized by their application-oriented and cost-optimized design. Pin and base strips enable mezzanine, coplanar, and mother-daughter connections.
To the product list for the FQ 1,27 and FQ 2,54 series
FQ 1,27 and FQ 2,54 series

Comparison of technical data

Compare the product series and choose the right board-to-board connector for your application.

FS 0,635
FP 0,8
FR 1,27
FQ 1,27 | FQ 2,54
FS 0,635

FP 0,8

FR 1,27

FQ 1,27 | FQ 2,54

Overview of the technical data
Product series FS 0,635 | FS 0,635 Floating FP 0,8 FR 1,27 FQ 1,27 | FQ 2,54
Pitch 0.635 mm 0.8 mm 1.27 mm 1.27 mm | 2.54 mm
Numbers of positions 20 … 80 12 … 80 6 … 100 10 … 80
Stack heights 6 mm … 16.6 mm 6 mm … 21 mm 8 mm … 13.8 mm 6.2 mm … 7.5 mm | 13.6 mm … 14.9 mm
Designs Vertical Vertical and horizontal Vertical, horizontal, and flat-ribbon cable Vertical | Vertical and horizontal
Shielding Optional
Floating ± 0.7 mm (x and y directions) ±0.3 mm (x and y directions), contact-integrated tolerance compensation
Nominal current per contact 0.5 A 1.7 A 2.3 A 1.0 A | 3.0 A
Data rate Up to 30 Gbps | Up to 40 Gbps Up to 52 Gbps Up to 28 Gbps
Insertion cycles 50 500 500 100
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FR 1,27 series board-to-board connectors

FR 1,27 series board-to-board connectors

Speed up with accelerated data rates of up to 28 Gbps

High-speed data transmission and time savings in the development process make a real difference: With the FR series board-to-board connectors with a pitch of 1.27 mm, Phoenix Contact provides data rates of up to 28 Gbps and customer-specific simulations for data integrity. 

FR 1,27 series board-to-board connectors

Are you looking for a compatible replacement for your established board-to-board connection with a pitch of 1.27 mm that will also prepare you for future industrial requirements? The FR 1,27 series is the ideal solution. Benefit from high-speed data transmission and efficient design-in.

Your added value with the FR 1,27 series

FR 1,27 series board-to-board connectors
FR 1,27 series board-to-board connectors in various sizes
Developers at a meeting with customer-specific simulations
Signal transmission curve for FR 1,27 series board-to-board connectors
Board-to-board connectors with MCAD models and ECAD data
FR 1,27 series board-to-board connectors

The new high-speed connector enables data transmission at up to 28 Gbps for the first time. This leap in performance is now a reality thanks to the intelligent component architecture and quality-driven manufacturing. High-quality materials and contact surfaces are used. Customers are now presented with completely new design possibilities which still comply with the established market standard.

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FR 1,27 series board-to-board connectors in various sizes

The scalability of board-to-board and wire-to-board connectors with even numbers of positions ranging from 6 to 100 ensures a high degree of flexibility in component selection. As a device manufacturer, you can implement mezzanine and coplanar applications as well as mother-daughter connections. The sophisticated contact design allows for flexible alignment of the PCB. In addition, compatibility with the previous FP 1,27 series and the relevant competitor solutions on the market is ensured. 

To the product list for the FR 1,27 series
Developers at a meeting with customer-specific simulations

The rapidly growing demand for signal density goes hand-in-hand with increasingly rigorous requirements for data integrity. Developers must ensure that the target impedance of the system is maintained. To save you time in the development process and to ensure low-loss and low-reflection transmission with the connector, we can perform customer-specific simulations for your application on request. Contact us for more information.

To the product list for the FR 1,27 series
Signal transmission curve for FR 1,27 series board-to-board connectors

Currents up to 2.3 A and long-term stable signal transmission, ensured by the sophisticated connector design, provide you with a framework for a wide range of applications. The quality maxim is reflected, for example, in the gold-plated contact points, which are arranged in the dependable tulip layout for reliable connections. 

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Board-to-board connectors with MCAD models and ECAD data

You can count on our support: We provide comprehensive technical data as well as MCAD models and ECAD data. Our PCB footprints, 3D models, and circuit diagrams provide an integrated basis for your device development. Take advantage of our sample service. We’ve made it easy and straightforward for you to order your product sample. It will be shipped directly to you free of charge within a few days. 

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28 Gbps: Performance leap for even higher data rates

See for yourself how FR 1,27 series BTB connectors provide more space in the device when space is at a premium. Device developers can benefit from the high degree of freedom afforded when planning and implementing device-internal PCB connections.

Configurator for cable assemblies for board-to-board connectors of the FR 1,27 series

Configurator for FR 1,27 series cable assemblies

Configure your individual module. With 3D visualization, you can create precisely the cable assembly that meets your personal requirements. Select the number of positions and cable length, determine the orientation of the connectors, and add an optional strain relief.

Expert analysis of BTB connectors in the FR 1,27 series

High-speed data transfer and time savings in development: In an interview with product manager Tobias Kanne, find out why the FR 1,27 series opens up new design possibilities for device manufacturers.

FS 0,635 series board-to-board connectors

Compact BTB connectors with 0.635 mm pitch

Space-saving PCB connections with 0.635 mm pitch

The board-to-board connectors of the FS 0,635 series are a space-saving option for mezzanine PCB arrangements, enabling high-speed data transmission rates of up to 40 Gbps. With different numbers of positions and stack heights, they offer a wide range of options for device designs. The new floating system enables displacements of up to 0.7 mm in the x and y directions to be realized, allowing more freedom of movement when aligning printed circuit boards.

Your added value with the FS 0,635 series

Engineer working on the design-in of board-to-board connectors
FS 0,635 Floating board-to-board connectors
FS 0,635 series board-to-board connectors with integrated keyways
FS 0,635 series board-to-board connectors
Customer-specific simulation curve in the development process
Engineer working on the design-in of board-to-board connectors

You can count on our support: We provide comprehensive technical data as well as CAD models and ECAD data for your device development. Another bonus for your day-to-day work: our sample service can provide you with your product sample within a few days by shipping it directly to you free of charge.

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FS 0,635 Floating board-to-board connectors

Flexibility that really pays off: The FS series board-to-board connectors are available in various numbers of positions and stack heights ranging from 6 to 16.6 mm. The high degree of flexibility when it comes to your device design allows you to save space and costs during device development.

Female connector strips with floating functionality ensure a tolerance compensation of ±0.7 mm in the x and y directions and 0.6 mm in the z direction.

To the product list for the FS 0,635 series
FS 0,635 series board-to-board connectors with integrated keyways

Ensure error-free production with easy mating: The integrated keyways allow for easy and reliable connector assembly. The high tolerance compensation of the contacts reduces rejects in the production process.

To the product list for the FS 0,635 series
FS 0,635 series board-to-board connectors

In an increasingly networked world, ever higher data rates are required. With our high-speed connectors in the FS series, you are ideally equipped for them. You can realize mezzanine PCB arrangements with data transmission rates of up to 40 Gbps for demanding industrial applications.

To the product list for the FS 0,635 series
Customer-specific simulation curve in the development process

The rapidly growing demand for signal density goes hand in hand with increasingly rigorous requirements for data integrity. Don’t hesitate to contact us: We can perform customer-specific simulations for your application on request. These simulations will save you time during the development process and contribute to low-loss and low-reflection transmission.

To the product list for the FS 0,635 series

Compact and economical solution for your device development

FS series board-to-board data connectors provide you with a space-saving and cost-effective solution for device development. Transmit data rates up to 40 Gbps and currents up to 0.5 A per contact via up to 80-position connectors with a pitch of 0.635 mm and stack heights up to 16.6 mm – safely and reliably with high angle and offset tolerances.

3D View

360° view of the FS 0,635 series BTB connectors

The adjacent 3D view shows you in detail how you can use the FS series for space-saving and economical device development.

FP 0,8 series board-to-board connectors

Board-to-board connectors with 0.8 mm pitch in shielded and unshielded versions

Shielded and unshielded solutions with 0.8 mm pitch

FP 0,8 series board-to-board connectors feature the innovative ScaleX technology. The unique double contact ensures a reliable, robust connection and high tolerance compensation when plugging. Due to their good signal integrity, they are ideal for high-speed data transmissions up to 52 Gbps.

The shielded versions are optimized for a very high level of electromagnetic compatibility (EMC). With these versatile properties, the FP 0,8 series is ideal for industrial applications where robustness, high-speed data transmission, and shielding are required.

Your added value with the FP 0,8 series

Two-sided ScaleX contact system
ScaleX: Flexible device design
ScaleX technology
ScaleX: Data rates up to 52 Gbps
ScaleX portfolio
Two-sided ScaleX contact system

The two-sided ScaleX contact system enables a variable wipe length of 1.5 mm. This guarantees reliable mechanical and electrical connections.

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ScaleX: Flexible device design

With various numbers of positions, designs, stack heights from 6 to 18 mm, and versions planned for the future, there is a great deal of freedom for the device design.

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ScaleX technology

The ScaleX technology ensures high tolerance compensation and enables a housing geometry in which the contacts are protected.

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ScaleX: Data rates up to 52 Gbps

The FP 0,8 series provides excellent signal integrity – with closed shielding concept for high EMC protection as an option.

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ScaleX portfolio

Featuring the same tolerances, stack heights, and mechanical properties, the shielded and unshielded versions enable a wide range of applications.

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Video: Shielded and unshielded board-to-board connectors with 0.8 mm pitch with high EMC protection
Board-to-board connectors with 0.8 mm pitch YouTube

High EMC protection

Secure data transmission up to 52 Gbps thanks to the clever shielding concept: unique to the market, both shielded and unshielded board-to-board connectors are available in the same portfolio. The same tolerances, stack heights, and mechanical properties enable uniform process parameters – particularly in applications in which both versions are to be installed on one printed circuit board. The high level of product variety also ensures a high level of flexibility during design-in for series production.

FQ 1,27 and FQ 2,54 board-to-board connectors

FQ series board-to-board connectors

Application-oriented and cost-optimized design for flexible use

The universal board-to-board connectors of the FQ series are exceptionally versatile. Universal pin and base strips with 1.27 mm and 2.54 mm pitch form the basis for compact PCB connections inside the device. They are characterized by their application-oriented and cost-optimized design. Pin and base strips enable mezzanine, coplanar, and mother-daughter connections.

Your added value with the FQ 1,27 and FQ 2,54 series

Double-sided contact system
Connector positioning pins
Coplanarity, tape-on-reel or magazine packaging, and pick-and-place pads
Board-to-board connectors with contacts leading out
PCB connections
Double-sided contact system

The double-sided contact system, which enables reliable mechanical and electrical connections, gives device manufacturers a high degree of freedom.

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Connector positioning pins

Positioning pins on the underside ensure reliable mechanical and electrical connections.

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Coplanarity, tape-on-reel or magazine packaging, and pick-and-place pads

Coplanarity, tape-on-reel or magazine packaging, and pick-and-place pads enable automated reflow processes.

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Board-to-board connectors with contacts leading out

Contacts leading out from below the housing enable simple automated optical inspection.

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PCB connections

A simple and cost-optimized design provides cost-effective solutions for device-internal PCB connections.

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E-paper
The board-to-board portfolio at a glance
FINEPITCH series board-to-board connectors provide shielded and unshielded solutions for signal and data transmission in the device. Get an overview of the versatile portfolio.
Open the e-paper
Mounting board-to-board connectors

Ideal for numerous applications From telecommunications, building automation, and industrial automation to IoT applications – board-to-board connectors provide space-saving solutions for signal and data transmission, such as in the following selected applications:

Frequency converters
Routers
Security camera
Industrial camera
Power supply
Building control
Automatic product label scanning

Efficient logistics processes Simplify your incoming and outgoing goods

We can support your automated logistics processes with product labels that simply display essential information such as item number, quantity, production date, batch, and country of origin as a scan code. By automatically scanning the codes, you can reduce the manual workload of your logistics staff and increase your productivity in incoming and outgoing goods.