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 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
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.

Free samples
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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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New products

M12 device connectors with push-pull internal locking
M12 push-pull connectors
Device and coupler connectors in the size M23
M17-M40 PRO series circular connectors in size M17
M12 push-pull device connectors
Easy and compact device connection

M12 device connectors with push-pull internal locking allow secure and tool-free device connection. The countersunk M12 push-pull flush-type female connector sits flush with the housing and can be aligned more closely. This saves installation space and allows for compact housing designs.

These are the main features

  • 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

These are the advantages

  • Push-pull internal locking
  • Standardized in accordance with IEC 61076-2-010
  • THR housing screw connections
  • Raised and countersunk versions
  • A-coded
  • Degree of protection: IP65, IP67
  • Duo contour: Compatible with full-thread M12

M12 push-pull connectors
The new standard for factory automation

M12 push-pull connectors latch in by means of simple, direct insertion. The push-pull internal locking allows fast and secure connection, especially for applications in confined spaces and with a high cabling density, such as in factory automation.

These are the main features

  • 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
  • Highly future-proof: standardized product range for worldwide availability

These are the advantages

  • Push-pull internal and external locking
  • Standardized in accordance with IEC 61076-2-010
  • A-coded
  • Conductor cross-section: 0.34 mm²
  • Degree of protection: IP65, IP67, IP68
  • PUR, halogen-free, black

M17-M40 PRO series circular connectors
Two new M23 designs

Device and coupler connectors in the size M23 extend the portfolio of M17-M40 PRO series circular connectors. The new designs enable
greater flexibility when it comes to the device connection and system cabling. They are compatible with both the standard and ONECLICK fast-locking system.

These are the main features

  • Worldwide high degree of availability: Pluggable with the Speedtec locking system
  • Secure connection: Compatible with the ONECLICK fast-locking system and with standard locking
  • Easy and reliable shield connection for cost-effective cable assembly
  • Reliable under harsh conditions: Vibration-resistant up to at least 20g

These are the advantages

  • Voltages up to 630 V
  • Currents up to 30 A
  • Signal: 6- to 19-pos. versions
  • Output: 6- and 8-pos. versions suitable for standard and ONECLICK fast-locking system
  • All housings available in male and female versions
  • Degree of protection: IP66, IP68, IP69K

M17-M40 PRO series circular connectors
New M17 design for device connection

M17-M40 PRO series circular connectors are now also available in size M17. The series offers uniform solutions for signal and power transmission. Thanks to the unique ONECLICK fast locking system you can connect your device quickly and safely.

These are the main features

  • Worldwide high degree of availability: Pluggable with the Speedtec locking system
  • Secure connection: ONECLICK fast-locking system with clear visual, haptic, and acoustic feedback on the locking position
  • Easy and reliable shield connection for cost-effective cable assembly
  • Reliable under harsh conditions: Vibration-resistant up to at least 20g

These are the advantages

  • Voltages up to 630 V
  • Currents up to 25 A
  • Signal: 8- and 17-pos. versions
  • Output: 4- to 9-pos. versions
  • ONECLICK fast-locking system
  • Device and coupler connectors, suitable for standard and fast-locking systems
  • All housings available as pin and socket versions
  • Degree of protection: IP66, IP68, IP69K

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
Video: M12 push-pull connectors – the new standard for automation technology
The new standard in automation technology YouTube

The new standard in automation technology

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

Video: M17-M40 PRO series circular connectors
M17-M40 PRO series circular connectors YouTube

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

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

M17 MPO connectors for FO data transmission
M17 MPO connectors for FO data transmission YouTube

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.