Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
1668328

1668328

Phoenix Contact

CBL FMALE TO MALE 4POS 1.97'

0

1420959

1420959

Phoenix Contact

CBL MALE TO WIRE LEAD 5POS 3.28'

66

1507308

1507308

Phoenix Contact

CBL FMALE TO WIRE LEAD 5P 16.4'

2

1411598

1411598

Phoenix Contact

CBL FMALE TO WIRE LEAD 4P 1.64'

5

1411585

1411585

Phoenix Contact

CBL FMALE TO WIRE LEAD 4P 1.64'

17

1441684

1441684

Phoenix Contact

CBL MALE TO WIRE LEAD 8POS 1.64'

0

1418082

1418082

Phoenix Contact

CBL MALE TO MALE 8POS SHLD 49.2'

0

1668807

1668807

Phoenix Contact

CBL FMALE TO MALE 3POS 1.97'

197

1416669

1416669

Phoenix Contact

CBL FMALE TO WIRE LEAD 5P 6.56'

512

1027686

1027686

Phoenix Contact

CONN 4POS M12 SOCKET W/WIRE LEAD

42

1430446

1430446

Phoenix Contact

CBL FMALE TO WIRE LEAD 12P 1.64'

3

1682951

1682951

Phoenix Contact

CBL FMALE TO WIRE LEAD 5P 16.4'

0

1682375

1682375

Phoenix Contact

CBL FMALE RA TO MALE 3POS 9.84'

4

1415205

1415205

Phoenix Contact

CBL FMALE RA TO MALE RA 4P 32.8'

0

1522891

1522891

Phoenix Contact

CBL FMALE TO WIRE LEAD 8P 32.8'

20168

1418083

1418083

Phoenix Contact

CBL MALE TO MALE 8POS SHLD 65.6'

0

1404050

1404050

Phoenix Contact

CBL FMALE TO WIRE LEAD 5P 9.84'

0

1407377

1407377

Phoenix Contact

CBL MALE TO MALE 4POS SHLD 6.56'

0

1408827

1408827

Phoenix Contact

CBL FMALE RA TO WIRE 4POS 3.28'

9212

1682333

1682333

Phoenix Contact

CBL FMALE TO MALE 3POS 9.84'

6

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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