Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
DR08AW103 SL357

DR08AW103 SL357

Alpha Wire

CBL FMALE RA TO MALE 8POS 9.84'

10

DR04GW101 SL356

DR04GW101 SL356

Alpha Wire

CBL FMALE RA TO MALE 4POS 3.28'

15

DR04GW101 SL357

DR04GW101 SL357

Alpha Wire

CBL FMALE RA TO MALE 4POS 9.84'

10

DR08AW123 SL355

DR08AW123 SL355

Alpha Wire

CBL FMALE RA TO MALE 8POS 1.97'

10

DR03GW100 SL359

DR03GW100 SL359

Alpha Wire

CBL FMALE RA TO MALE 3POS 32.8'

10

AR1200125 BK357

AR1200125 BK357

Alpha Wire

CBL FMALE TO WIRE LEAD 12P 9.84'

0

AR1200125 BK355

AR1200125 BK355

Alpha Wire

CBL FMALE TO WIRE LEAD 12P 1.97'

0

FW19EW127 BK359

FW19EW127 BK359

Alpha Wire

CBL FML RA TO MALE RA 19P 32.8'

0

AR1200125 BK358

AR1200125 BK358

Alpha Wire

CBL FMALE TO WIRE LEAD 12P 16.4'

0

AR1200125 BK359

AR1200125 BK359

Alpha Wire

CBL FMALE TO WIRE LEAD 12P 32.8'

1

AR1200125 BK356

AR1200125 BK356

Alpha Wire

CBL FMALE TO WIRE LEAD 12P 3.28'

0

FW19EW127 BK400

FW19EW127 BK400

Alpha Wire

CBL FML RA TO MALE RA 19P 49.2'

0

AW1200125 SL355

AW1200125 SL355

Alpha Wire

CBL FMALE RA TO WIRE 12POS 0.6M

0

AR1200125 SL401

AR1200125 SL401

Alpha Wire

CBL FMALE TO WIRE LEAD 12P 20M

0

AR1200125 SL356

AR1200125 SL356

Alpha Wire

CBL FMALE TO WIRE LEAD 12P 1M

0

FW19EW127 SL400

FW19EW127 SL400

Alpha Wire

CBL FML RA TO MALE RA 19P 15M

0

ER1200126 SL358

ER1200126 SL358

Alpha Wire

CBL FMALE TO WIRE LEAD 12P 5M

0

AR1200125 SL358

AR1200125 SL358

Alpha Wire

CBL FMALE TO WIRE LEAD 12P 5M

0

AW1200125 SL359

AW1200125 SL359

Alpha Wire

CBL FMALE RA TO WIRE 12POS 10M

0

FW19EW127 SL359

FW19EW127 SL359

Alpha Wire

CBL FML RA TO MALE RA 19P 10M

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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