Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
21349700597075

21349700597075

HARTING

CBL FMALE TO WIRE LEAD 5P 24.6'

0

21349899495015

21349899495015

HARTING

CBL FMALE RA TO MALE RA 4P 4.92'

0

21035831415

21035831415

HARTING

CBL MALE TO WIRE LEAD 4POS 49.2'

0

21348600484075

21348600484075

HARTING

CBL MALE RA TO WIRE LD 4P 24.6'

0

21348400383015

21348400383015

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CBL MALE TO WIRE LEAD 4POS 4.92'

0

21349700597015

21349700597015

HARTING

CBL FMALE TO WIRE LEAD 5P 4.92'

10

21348500491020

21348500491020

HARTING

CBL FMALE TO WIRE LEAD 4P 6.56'

20

21348900486020

21348900486020

HARTING

CBL FMALE TO WIRE LEAD 4P 6.56'

0

2133A7A8523020

2133A7A8523020

HARTING

CBL FMALE TO MALE 5POS 6.56'

0

21348600C79015

21348600C79015

HARTING

CBL MALE RA TO WIRE 12POS 4.92'

0

21349697597003

21349697597003

HARTING

CBL FMALE TO MALE 5POS 0.98'

0

21348700491075

21348700491075

HARTING

CBL FMALE RA TO WIRE 4POS 24.6'

0

21348500491075

21348500491075

HARTING

CBL FMALE TO WIRE LEAD 4P 24.6'

0

21349000486010

21349000486010

HARTING

CBL MALE RA TO WIRE LD 4P 3.28'

0

21348184489030

21348184489030

HARTING

CBL FMALE TO MALE 4POS 9.84'

0

21349100486010

21349100486010

HARTING

CBL FMALE RA TO WIRE 4POS 3.28'

0

21349899598015

21349899598015

HARTING

CBL FMALE RA TO MALE RA 5P 4.92'

0

21348184489020

21348184489020

HARTING

CBL FMALE TO MALE 4POS 6.56'

0

2133A7A8523010

2133A7A8523010

HARTING

CBL FMALE TO MALE 5POS 3.28'

0

730000056530010

730000056530010

HARTING

A-CODE, SINGLE ENDED (SOCKET), 1

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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