Circular connectors

Circular connectors

Phoenix Contact offers metric circular connectors for industrial automation in a variety of designs: from small to large, straight or angled, molded or for assembly in the field. The wide-ranging circular connector portfolio offers versatile solutions for transmitting signals, data, and power.

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Your advantages

  • Always the ideal solution with our wide range of M5 to M58 circular connectors
  • Reliable transmission of signals, data, and power due to the use of shielded metal housings
  • Save time during connection, with innovative connection solutions for devices with all industry-standard degrees of protection
  • High degree of flexibility with individual adaptations in line with your requirements
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Would you like to test the M17-M40 PRO series circular connectors? - We provide support when it comes to the selection and design-in of connectors. You will receive expert advice on use in your machine and system design.
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Connectors and cables for signals, data, and power

Connectors and cables for signals, data, and power

Configurator for cables

Configure your cable connection for signal, data, and power transmission in IP6x environments or for control cabinet applications. Freely selectable cable lengths and cable ends allow customized cable assemblies.

New products

M12 push-pull connectors for Ethernet applications
Tool-free connection of M8 connectors
M12 push-pull connectors designed for assembly
Shielded M12 push-pull connectors
Shielded M12 push-pull device connectors
M12 connectors for Single Pair Ethernet
Different M12 hybrid connectors for Single Pair Ethernet

M12 push-pull connectors for Ethernet applications

Easy and space-saving data transmission

The M12 push-pull connectors designed for assembly for Ethernet applications enable reliable high-speed data transmission and impress with their extremely small space requirements. With fast-locking, installation is effortless – the connector is simply plugged into the device.

Main features

  • Push-pull internal locking
  • Compact crimp connection
  • X-coded for Ethernet applications
  • Number of positions: 8
  • Connection cross-section: 0.14 mm² ... 0.34 mm²
  • 360° shielding
  • Straight and angled versions
  • Degree of protection: IP65, IP67

Your Advantages

  • Easy installation: quick and reliable plugging, even in confined spaces
  • Significant space savings: extremely compact due to the small wiring space and high contact density
  • Safe use: reliable 360° shield connection
  • Robust connection: suitable for railway applications with high shock and vibration loads
  • Highly future-proof: standardized product range for worldwide availability

M8 connectors with Push-Lock connection

Tool-free and space-saving cabling

In increasingly networked systems, functions are decentralized and intelligent devices and sensors are miniaturized. Flexible and space-saving cabling is achieved with M8 connectors designed for assembly. The Push-Lock connection enables convenient wiring without tools.

Main features

  • Push-Lock connection technology
  • PROFINET CAT5 (100 Mbps)
  • D-coded, 4-pos., shielded
  • Connection cross-section: 0.14 mm² ... 0.75 mm²
  • Temperature range: -40°C ... +85°C

Your Advantages

  • Easy and time-saving installation: Push-Lock technology enables the tool-free connection of rigid and flexible conductors with and without ferrules
  • Intuitive and safe connection: precise conductor assignment with color coding and numerical coding in the connection area
  • Space-saving installation: one-third smaller than the M12 connector, the M8 Push-Lock connector offers significant space savings and reliable industrial properties

M12 push-pull connectors designed for assembly

Easy connection with Push-Lock technology

Two leading technologies in one M12 connector: the M12 connectors designed for assembly featuring push-pull fast-locking and Push-Lock connection enable tool-free conductor connection and provide a secure installation by simply plugging into the device port.

Main features

  • Installation: push-pull fast-locking
  • Connection method: Push-Lock connection technology
  • Data connectors: PROFINET CAT5 (100 Mbps), D-coded, 4-pos., shielded, straight and angled
  • Signal connectors: A-coded, 4- or 5-pos., shielded and unshielded, straight and angled
  • Connection cross-section: 0.14 to 0.75 mm²
  • Temperature range: -40°C to +85°C

Your Advantages

  • Quick and reliable connection even in confined spaces
  • Establish flying leads with connectors in male and female versions
  • Tool-free connection of rigid and flexible conductors with and without ferrules
  • Intuitive conductor connection with color coding and numerical coding of the contact levers
  • Long-term stability and vibration resistance of the PE connection and 360° shielding

Shielded M12 push-pull connectors

Reliable signal and data transmission

M12 push-pull connectors latch into place by means of direct insertion and enable easy and secure connection for applications in confined spaces and with high cabling density. The new, shielded, A- and D-coded versions guarantee reliable signal and data transmission.

Main features

  • Push-pull internal and external locking
  • Standardized in accordance with IEC 61076-2-010
  • A- and D-coded
  • Advanced Shielding Technology
  • Conductor cross-section: 0.34 mm²
  • Degree of protection: IP65, IP67
  • PUR, halogen-free

Your Advantages

  • Plug-and-produce: quick and reliable connection even in confined spaces
  • Fast installation: time savings of 80% during installation compared to screw connection
  • Flying leads: connectors with internal and external locking
  • Totally protected: Advanced Shielding Technology provides a reliable shield connection, even under extreme environmental conditions
  • Highly future-proof: standardized product range for worldwide availability

Shielded M12 push-pull device connectors

Reliable signal and data transmission

The new SMD M12 device connectors with push-pull internal locking allow secure and tool-free device connection. The recessed M12 push-pull flush-type female connector closes out flush with the housing, thus enabling compact housing designs.

Main features

  • Push-pull internal locking
  • Standardized in accordance with IEC 61076-2-010
  • SMD housing screw connections
  • Raised and countersunk versions
  • SMD signal and data: A, B, D, X, and Y-coded
  • Degree of protection: IP65, IP67
  • DUO contour: compatible with full-thread M12

Your Advantages

  • Plug-and-produce: quick and reliable connection even in confined spaces
  • Greater flexibility: one M12 device connection for screw and push-pull connectors
  • Easy design-in: countersunk M12 ports for compact device concepts
  • Highly future-proof: standardized product range for worldwide availability

M12 connectors for Single Pair Ethernet

Ethernet finally goes the distance

With Single Pair Ethernet (SPE), the established Ethernet protocol is advancing into the final automation levels and forms the basis for future-proof networking from the sensor to the cloud. Easy integration into your conventional sensors is made possible by the new SPE connectors in the ONEPAIR series in size M12.

Main features

  • Transmission standards: 10Base-T1, 100Base-T1, 1000Base-T1
  • Data rates up to 1 Gbps (up to 600 MHz)
  • Power over Data Line (PoDL) up to 60 W
  • Range of up to 1,000 m (10Base-T1L)
  • 360° shielded connectors
  • Cable structure: 1 x 2 x 22/7 AWG
  • Degree of protection: IP67

Your Advantages

  • Easily integrated: M12 male and female versions for established inductive sensors and flying leads
  • Cross-application: ranges of up to 1,000 m, data rates of up to 1 Gbps, and powers of up to 50 W
  • Totally protected: Advanced Shielding Technology provides a reliable shield connection for network cables, even under extreme environmental conditions
  • Future-proof: standardized connectors and cables in accordance with IEC 63171-5

M12 hybrid connectors for Single Pair Ethernet

For high-performance IIoT devices

More power in one connector: the SPE M12 hybrid connector combines data and power for Single Pair Ethernet. With two circuits of two times 8 A, voltages up to 63 V, and the robust M12 design, this connector is ideally suited for use in harsh environments.

Main features

  • Manufacturer-independent IEC standard in accordance with IEC 63171-7 (coding 2)
  • Transmission standards: 10Base-T1, 100Base-T1, 1000Base-T1
  • Data rates up to 1 Gbps (up to 600 MHz)
  • Power transmission up to 2 x 8 A / 63 V DC
  • Degree of protection: IP65/IP67
  • Housing with DUO contour for screw and push-pull locking

Your Advantages

  • Powerful IIoT performance: the SPE M12 hybrid connector is also suitable for applications in the fields of drives, machine building, and robotics
  • Increased convenience and space savings: there is now a connector for Single Pair Ethernet that combines data and power transmission
  • Particularly robust: ideally suited for industrial applications, as well as for field use in harsh environments
  • Long-term usability: future-proof design-in of the M12 Hybrid portfolio with the cross-manufacturer international standard

Unique variety for signals, data, and power

Hybrid connectors
Signal connectors
Data connectors
Power connectors
Hybrid connectors

Save time and space when it comes to device cabling. Use our hybrid connectors to reliably transmit signals, data, and power in a single circular connector.

• Currents up to 70 A
• Voltages up to 850 V DC and 630 V AC
• CAT5 interface for data transmission

Signal connectors

Signal connectors in sizes from M5 to M23 are suitable for many applications. Designed to your meet your needs, 3- to 19-pos. versions are available, optionally with IDC displacement connection, screw, spring, Piercecon®, solder, crimp, and PCB connection.

• Currents up to 20 A
• Voltages up to 300 V
• Available with an optional shield connection

Data connectors

For fast and reliable data transmission in industrial and infrastructure applications, we provide shielded circular connectors in sizes M8 and M12 for all common fieldbuses and networks.

• Data rates of up to 10 Gbps
• Codings for all common networks and fieldbus systems
• Components in accordance with CAT6A
• 360° shielded circular connectors and plastic molded cables

Power connectors

Power connectors range from compact M12 connection up to size M58 for high power levels. Take advantage of our full product range, from cable connectors, through device connectors, all the way to PCB connections.

• Powers of up to 150 A / 630 V
• Connection cross-sections up to 50 mm²
• No risk of mismatching for AC and DC applications

Customer service employee with headset

Customer-specific versions for your individual requirements

Customer-specific versions

Do you need an individual solution for special requirements? We make individual adaptations to our standard products quickly and flexibly on request. Our service center turns your needs into a custom-made solution.

  • Individual product printing and marking
  • Molded connectors and litz wires in various types, lengths, and assemblies
  • Individual packaging in cardboard boxes, blister packs, rolls, or trays

The new standard in automation technology

M12 push-pull connectors guarantee fast and tool-free device connection, even in confined spaces and with a high cabling density. Realize compact housing designs with recessed M12 ports and easily implement extensions in the field with male and female versions.

M17-M40 PRO series circular connectors Reliable power and signal transmission

Find out more about the ONECLICK fast-locking system, which allows you to connect your device and system quickly and securely.

M17 MPO connectors for FO data transmission

Industrial-grade M17 MPO connectors for real-time data transmission in intelligent power grids. The robust M17 MPO connectors feature high-quality fiber optics which ensure stable bandwidths over long transmission distances.