Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
DR0400101 SL359

DR0400101 SL359

Alpha Wire

CBL MALE TO WIRE LEAD 4POS 32.8'

0

43-01004

43-01004

CONEC

CBL FMALE TO WIRE LEAD 5P 1.64'

189

1507120

1507120

Phoenix Contact

CBL FMALE TO WIRE LEAD 5P 16.4'

11

AR0800112 SL356

AR0800112 SL356

Alpha Wire

CBL FMALE TO WIRE LEAD 8P 3.28'

2

1406177

1406177

Phoenix Contact

CBL MALE TO WIRE LEAD 4POS 32.8'

482

P29059-M1

P29059-M1

Tuchel / Amphenol

CBL MALE TO WIRE LEAD 4POS 3.28'

16

1-2273046-1

1-2273046-1

TE Connectivity AMP Connectors

CBL MALE TO WIRE LEAD 5POS 4.92'

25

AW0800124 SL358

AW0800124 SL358

Alpha Wire

CBL FMALE RA TO WIRE 8POS 16.4'

132

1309980030

1309980030

Weidmuller

CBL ASSEMBLY 4POS F TO WIRE 3M

5

1-2322421-5

1-2322421-5

TE Connectivity AMP Connectors

CBL MALE TO MALE 8POS SHLD 26.2'

10

1671072

1671072

Phoenix Contact

CBL FMALE RA TO WIRE 4POS 9.84'

1

1300101327

1300101327

Woodhead - Molex

CBL ASSEMBLY 6POS M TO FML 12'

1

1668564

1668564

Phoenix Contact

CBL FMALE TO MALE RA 4POS 1.97'

0

Q8U-06AMMM-QL8A01

Q8U-06AMMM-QL8A01

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 6POS 3.28'

5

1400293

1400293

Phoenix Contact

CBL FMALE TO MALE 5POS 9.84'

0

M12A10FL-12AFL-SBA05

M12A10FL-12AFL-SBA05

LTW (Amphenol LTW)

CBL ASSY 10POS FML TO FML 0.5M

40

1681871

1681871

Phoenix Contact

CBL FMALE RA TO WIRE 4POS 4.92'

46

1500910

1500910

Phoenix Contact

CBL FMALE TO MALE 5POS 9.84'

6664

21349697495010

21349697495010

HARTING

CBL FMALE TO MALE 4POS 3.28'

2

BCC0AFL

BCC0AFL

Balluff

CONNECTION 1=M8X1-MALE, STRAIGHT

9

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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