Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
1555363

1555363

Phoenix Contact

CBL FMALE TO WIRE LEAD 17P 16.4'

0

1681635

1681635

Phoenix Contact

CBL FMALE RA TO MALE 5POS 1.97'

0

1415199

1415199

Phoenix Contact

CBL FMALE RA TO MALE RA 4P 32.8'

0

1403889

1403889

Phoenix Contact

CBL FMALE TO MALE 5POS 32.8'

0

1694389

1694389

Phoenix Contact

CBL MALE TO WIRE LEAD 4POS 32.8'

10

1682854

1682854

Phoenix Contact

CBL FMALE TO WIRE LEAD 4P 9.84'

54301

1683756

1683756

Phoenix Contact

CBL MALE TO WIRE LEAD 5POS 4.92'

0

1416791

1416791

Phoenix Contact

CBL MALE TO WIRE LEAD 3POS 32.8'

1021

1406001

1406001

Phoenix Contact

CBL FMALE TO MALE 4P SHLD 4.92'

0

1682948

1682948

Phoenix Contact

CBL FMALE TO WIRE LEAD 5P 9.84'

5025

1405973

1405973

Phoenix Contact

CBL FMALE TO MALE RA 5POS 1.64'

42

1509490

1509490

Phoenix Contact

CBL FMALE TO WIRE LEAD 4P 16.4'

0

1417763

1417763

Phoenix Contact

CBL MALE TO WIRE LEAD 2POS 3.28'

66

1416676

1416676

Phoenix Contact

CBL FMALE TO MALE 6POS 16.4'

99

1424904

1424904

Phoenix Contact

SENSOR/ACTUATOR CBL 4POS PVC 10M

6

1681910

1681910

Phoenix Contact

CBL FMALE TO MALE 3POS 1.97'

46398

1622224

1622224

Phoenix Contact

CBL FMALE TO WIRE LEAD 13P 6.56'

0

1408755

1408755

Phoenix Contact

CBL FMALE RA TO WIRE 8POS 32.8'

18

1411572

1411572

Phoenix Contact

CBL FMALE TO WIRE LEAD 5P 1.64'

0

1453478

1453478

Phoenix Contact

CBL MALE TO WIRE LEAD 4POS 1.64'

0

Circular Cable Assemblies

1. Overview

Circular Cable Assemblies are engineered interconnect solutions designed to transmit electrical signals or power through circular-shaped connectors. These assemblies combine multiple wires or cables terminated with circular connectors, ensuring reliable connectivity in demanding environments. Their importance spans across industries requiring robust, high-density, and high-performance connections, particularly in applications where space constraints and environmental resilience are critical.

2. Main Types and Functional Classification

Type Functional Features Application Examples
Circular Push-Pull Quick-mating design with mechanical locking Industrial automation, medical devices
Circular Threaded Vibration-resistant threaded coupling Aerospace, military equipment
Waterproof Circular IP67+ sealing against liquids and dust Outdoor telecom equipment, underwater sensors
High-Density Circular Miniaturized contacts for compact designs Avionics, robotics

3. Structure and Components

A typical circular cable assembly consists of:

  • Conductors: Copper/aluminum for signal/power transmission
  • Insulation: PVC/TPE/PUR jackets for dielectric protection
  • Shielding: Braided copper or foil for EMI/RFI protection
  • Connector Housing: Metal/plastic shells with precision contacts
  • Retention System: Latches, threads, or bayonet couplings

Modular designs allow customization with hybrid signal/power/RF configurations.

4. Key Technical Specifications

Parameter Importance
Current Rating (Amps) Determines power transmission capacity
Voltage Rating (Volts) Defines dielectric strength and safety margins
Contact Resistance (m ) Impacts signal integrity and power efficiency
Operating Temperature (-40 C to +125 C) Ensures reliability in extreme environments
Mating Cycles (1000-10,000) Indicates mechanical durability
IP Rating (IP65-IP68) Defines environmental protection level

5. Application Fields

Primary industries include:

  • Industrial Automation: PLCs, CNC machines, robotic arms
  • Telecommunications: 5G base stations, fiber optic enclosures
  • Medical Equipment: MRI scanners, patient monitoring systems
  • Aerospace: Avionics, flight control systems
  • Transportation: Rail signaling systems, EV charging stations

Case Study: In automotive manufacturing, circular assemblies enable high-vibration resistance connections in robotic welding cells operating 24/7.

6. Leading Manufacturers and Products

Manufacturer Representative Product
TE Connectivity DEUTSCH DT Series circular connectors
Amphenol CIRCULAR C Series high-density connectors
Molex Circular Rast 55 series for industrial control
Delphi Weatherproof automotive circular connectors

7. Selection Guidelines

Key considerations:

  • Electrical requirements (current/voltage profiles)
  • Environmental conditions (temperature, moisture, chemical exposure)
  • Mechanical demands (vibration, mating cycles, cable bend radius)
  • Space constraints (connector size and orientation)
  • Industry-specific certifications (e.g., MIL-STD, UL, RoHS)

Recommend verifying compatibility with existing infrastructure and performing thermal cycling tests for critical applications.

8. Industry Trends

Emerging developments include:

  • Miniaturization while maintaining high contact density
  • Integration of fiber optics and high-speed data transmission
  • Adoption of composite materials for weight reduction
  • Growing demand for waterproof connectors in outdoor IoT deployments
  • Standardization of hybrid power/signal interfaces in EV charging

Market forecasts predict 8.2% CAGR through 2027 driven by industrial IoT and 5G infrastructure investments.

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