Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
1509487

1509487

Phoenix Contact

CBL FMALE TO WIRE LEAD 4P 6.56'

21

1569401

1569401

Phoenix Contact

CBL MALE TO WIRE LEAD 4P 16.4'

2

1403948

1403948

Phoenix Contact

CBL MALE TO WIRE LEAD 4POS 9.84'

0

1693759

1693759

Phoenix Contact

CBL FMALE RA TO WIRE 14POS 32.8'

0

1417962

1417962

Phoenix Contact

CBL FMALE TO WIRE LEAD 4P 65.6'

0

1551529

1551529

Phoenix Contact

CBL FMALE TO WIRE LEAD 4P 1.64'

6

1694907

1694907

Phoenix Contact

CBL FMALE RA TO MALE 3POS 4.92'

0

1411506

1411506

Phoenix Contact

CBL MALE TO WIRE LEAD 4P 16.4'

0

1696031

1696031

Phoenix Contact

CBL FMALE TO MALE 4POS 4.92'

0

1554788

1554788

Phoenix Contact

CBL MALE TO WIRE LEAD 12P 9.84'

10

1425629

1425629

Phoenix Contact

CONN 5POS MALE-0.2M WIRE LEAD

0

1406139

1406139

Phoenix Contact

CBL MALE TO WIRE LEAD 5POS 6.56'

71

1442395

1442395

Phoenix Contact

CBL MALE TO WIRE LEAD 5POS 4.92'

0

1417967

1417967

Phoenix Contact

CBL FMALE TO WIRE LEAD 4P 65.6'

29

1424096

1424096

Phoenix Contact

CBL FMALE TO WIRE LEAD 4P 4.92'

1120

1415202

1415202

Phoenix Contact

CBL FMALE RA TO MALE RA 4P 4.92'

0

1682896

1682896

Phoenix Contact

CBL MALE RA TO WIRE LD 4P 16.4'

0

1416521

1416521

Phoenix Contact

CBL FMALE TO WIRE LEAD 2P 16.4'

98

1424964

1424964

Phoenix Contact

SENSOR/ACTUATOR CBL 3POS PVC 3M

1015

1681839

1681839

Phoenix Contact

CBL MALE RA TO WIRE LD 4P 16.4'

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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