Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
DR05AR102 SL356

DR05AR102 SL356

Alpha Wire

CBL FMALE TO MALE 5POS 3.28'

5

DR0800112 SL356

DR0800112 SL356

Alpha Wire

CBL MALE TO WIRE LEAD 8POS 3.28'

2

DR05AR102 SL359

DR05AR102 SL359

Alpha Wire

CBL FMALE TO MALE 5POS 32.8'

4

GW0300100 SL400

GW0300100 SL400

Alpha Wire

CBL FMALE RA TO WIRE 3POS 49.2'

16

DR0300104 SL400

DR0300104 SL400

Alpha Wire

CBL MALE TO WIRE LEAD 3POS 49.2'

7

HR0400101 SL355

HR0400101 SL355

Alpha Wire

CBL MALE TO WIRE LEAD 4POS 1.97'

13

AR0400101 SL355

AR0400101 SL355

Alpha Wire

CBL FMALE TO WIRE LEAD 4P 1.97'

18

KW0500109 YL400

KW0500109 YL400

Alpha Wire

CBL FMALE RA TO WIRE 5POS 49.2'

5

AW0500102 SL355

AW0500102 SL355

Alpha Wire

CBL FMALE RA TO WIRE 5POS 1.97'

14

LR03KR113 YL357

LR03KR113 YL357

Alpha Wire

CBL FMALE TO MALE 3POS 9.84'

10

DR04AW105 SL400

DR04AW105 SL400

Alpha Wire

CBL FMALE RA TO MALE 4POS 49.2'

7

DR0300104 SL356

DR0300104 SL356

Alpha Wire

CBL MALE TO WIRE LEAD 3POS 3.28'

12

DR04DR117 TL356

DR04DR117 TL356

Alpha Wire

CBL ASSEMBLY 4POS MALE TO M 1M

288

AR04AR117 TL401

AR04AR117 TL401

Alpha Wire

CBL ASSY 4POS FEMALE TO FML 20M

4

AR0800124 SL356

AR0800124 SL356

Alpha Wire

CBL FMALE TO WIRE LEAD 8P 3.28'

10

KW0400108 YL357

KW0400108 YL357

Alpha Wire

CBL FMALE RA TO WIRE 4POS 9.84'

10

LR05KW109 YL401

LR05KW109 YL401

Alpha Wire

CBL FMALE RA TO MALE 5POS 20'

4

306ACFS NC404

306ACFS NC404

Alpha Wire

CBL FMALE TO WIRE LEAD 4P 1.64'

11

DR0400105 SL359

DR0400105 SL359

Alpha Wire

CBL MALE TO WIRE LEAD 4POS 32.8'

12

HR0300100 SL359

HR0300100 SL359

Alpha Wire

CBL MALE TO WIRE LEAD 3POS 32.8'

7

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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