Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
BCC0E9W

BCC0E9W

Balluff

CONNECTION 1=M12X1-FEMALE, STRAI

0

1-2273043-4

1-2273043-4

TE Connectivity AMP Connectors

CBL FMALE TO WIRE LEAD 3P 32.8'

21

1418059

1418059

Phoenix Contact

CBL FMALE TO WIRE LEAD 8P 65.6'

0

1419700

1419700

Phoenix Contact

CBL MALE TO WIRE LEAD 12P 1.64'

0

1682320

1682320

Phoenix Contact

CBL FMALE TO MALE 3POS 4.92'

0

1200650421

1200650421

Woodhead - Molex

CBL MALE TO WIRE LEAD 5P 19.69'

0

MSDP04MR-SDPMR-SD001

MSDP04MR-SDPMR-SD001

LTW (Amphenol LTW)

CBL ASSY 4POS MALE TO MALE 1M

20

603PT1

603PT1

Switchcraft / Conxall

CBL MALE TO WIRE LEAD 3POS 3.28'

104

9456500150

9456500150

Weidmuller

CBL FMALE TO MALE RA 5POS 4.92'

0

KPPX4124642M0KPJX4(R)

KPPX4124642M0KPJX4(R)

GlobTek, Inc.

CABLE 4POS MALE TO FEMALE 6.56'

0

9456140200

9456140200

Weidmuller

CBL FMALE TO WIRE LEAD 5P 6.56'

11

1867411000

1867411000

Weidmuller

CBL FMALE TO WIRE LEAD 4P 32.8'

8

CAEN3C3F07990

CAEN3C3F07990

Switchcraft / Conxall

CBL FMALE TO WIRE LEAD 3P 6.56'

19

1424139

1424139

Phoenix Contact

CBL MALE TO WIRE LEAD 4POS 1.64'

0

NEBU-M8W3P-K-5-LE3

NEBU-M8W3P-K-5-LE3

Festo

CONNECTING CABLE

0

T4162223004-005

T4162223004-005

TE Connectivity AMP Connectors

CBL ASSY 5POS MALE TO FML SHD 5M

40

QDEG-1215E

QDEG-1215E

Banner Engineering

CBL ASSEMBLY 12POS F TO WIRE 15'

1

TAD14147101-300

TAD14147101-300

TE Connectivity AMP Connectors

M12D4-MS-FRNC TYPE B GREEN-30.0M

0

1416892

1416892

Phoenix Contact

CBL FMALE TO MALE RA 5POS 16.4'

107

511000194

511000194

Lumberg Automation

RSPA 4-RKPA 4-805/4M

10

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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