Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
DEE2R-87D

DEE2R-87D

Banner Engineering

CBL ASSEMBLY 8POS MALE TO FML 7'

8

QDS-525C

QDS-525C

Banner Engineering

CBL ASSEMBLY 5POS F TO WIRE 25'

1

IVURDM-QD-815

IVURDM-QD-815

Banner Engineering

CBL ASSEMBLY 8POS M TO FML 15'

1

MQDEC-412SS

MQDEC-412SS

Banner Engineering

CBL ASSEMBLY 4POS M TO FML 12'

17

MAQDC-830RA

MAQDC-830RA

Banner Engineering

CORDSET: POWER AND I/O RIGHT ANG

5

MQDC2S-815

MQDC2S-815

Banner Engineering

CBL ASSEMBLY 8POS F TO WIRE 15'

39

P4C32

P4C32

Banner Engineering

PRESENCEPLUS P4POWER AND I/O

3

QDS-850C

QDS-850C

Banner Engineering

CBL ASSEMBLY 8POS F TO WIRE 50'

1

MBCC-312

MBCC-312

Banner Engineering

CBL ASSEMBLY 3POS F TO WIRE 12'

25

MBCC-412

MBCC-412

Banner Engineering

CBL ASSEMBLY 4POS F TO WIRE 12'

11

MQDC-450RA

MQDC-450RA

Banner Engineering

CBL ASSEMBLY 4POS F TO WIRE 50'

30

MQDC-460RA

MQDC-460RA

Banner Engineering

EURO-STYLE QUICK DISCONNECT CABL

3

QDEG-1225E

QDEG-1225E

Banner Engineering

CBL ASSEMBLY 12POS F TO WIRE 25'

1

SM30CC-312

SM30CC-312

Banner Engineering

CBL ASSEMBLY 3POS F TO WIRE 12'

3

DEE8-425D

DEE8-425D

Banner Engineering

CBL ASSEMBLY 8POS M TO FML 25'

1

MQDEC2-530

MQDEC2-530

Banner Engineering

CBL ASSEMBLY 5POS F TO WIRE 30'

18

QDE-525D

QDE-525D

Banner Engineering

CBL ASSEMBLY 5POS F TO WIRE 25'

8

MBCC-330

MBCC-330

Banner Engineering

CBL ASSEMBLY 3POS F TO WIRE 30'

6

QDC-5150

QDC-5150

Banner Engineering

CBL ASSEMBLY 5POS F TO WIRE 150'

1

MQDC-1230RA

MQDC-1230RA

Banner Engineering

M16 CORDSET12-PIN RIGHT ANGL

2

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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