Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
RKW 30-838/5M

RKW 30-838/5M

Lumberg Automation

CBL FMALE RA TO WIRE 3POS 16.4'

10

1416681

1416681

Phoenix Contact

CBL MALE TO WIRE LEAD 5POS 6.56'

53201

BCC09E0

BCC09E0

Balluff

CONNECTION 1=7/8"-FEMALE, STRAIG

0

1-2273108-1

1-2273108-1

TE Connectivity AMP Connectors

CBL FMALE TO MALE 3POS 0.98'

24

43-01002

43-01002

CONEC

CBL FMALE TO WIRE LEAD 8P 1.64'

140

1300100490

1300100490

Woodhead - Molex

CBL FMALE TO MALE 3POS 13.12'

4

BCC091R

BCC091R

Balluff

CONNECTION 1=7/8"-FEMALE, STRAIG

0

YF2A15-020UB5M2A15

YF2A15-020UB5M2A15

SICK

CBL FMALE TO MALE 5POS 6.56'

17

1668014

1668014

Phoenix Contact

CBL MALE TO WIRE LEAD 3POS 4.92'

0

AR0800124 SL401

AR0800124 SL401

Alpha Wire

CBL FMALE TO WIRE LEAD 8POS 20'

4

1-2273116-2

1-2273116-2

TE Connectivity AMP Connectors

CBL FMALE RA TO MALE 3POS 1.97'

25

DR0500102 SL401

DR0500102 SL401

Alpha Wire

CBL MALE TO WIRE LEAD 5POS 20'

109

1419645

1419645

Phoenix Contact

CBL MALE TO WIRE LEAD 5POS 1.64'

16

1668661

1668661

Phoenix Contact

CBL FMALE RA TO MALE RA 4P 9.84'

0

ICD26T1NTL3M

ICD26T1NTL3M

Panduit Corporation

INDUSTRIAL D-CODE M12 MALE 90-TO

21

CARAEN3C2F07990

CARAEN3C2F07990

Switchcraft / Conxall

CBL FMALE RA TO WIRE 2POS 6.56'

17

1416904

1416904

Phoenix Contact

CBL MALE TO WIRE LEAD 5POS 32.8'

104

10-00436

10-00436

Tensility International Corporation

CBL MALE TO WIRE LEAD 6POS 6'

186

HSDSPZSPZ07-20

HSDSPZSPZ07-20

Connex (Amphenol RF)

CBL ASSY 4POS FEMALE TO FMALE 4'

0

1430132

1430132

Phoenix Contact

CBL FMALE TO WIRE LEAD 12P 9.84'

3

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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