Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
DC-02AFFM-QL8E01

DC-02AFFM-QL8E01

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 2P 3.28'

0

8-03AMMM-SR7A02

8-03AMMM-SR7A02

LTW (Amphenol LTW)

CBL MALE RA TO WIRE LD 4P 6.56'

0

8-04BFFM-SR7B02

8-04BFFM-SR7B02

LTW (Amphenol LTW)

CBL FMALE RA TO WIRE 4POS 6.56'

0

SI-050000-Z00-YSB02

SI-050000-Z00-YSB02

LTW (Amphenol LTW)

CBL FMALE/MALE TO WIRE 5P 6.56'

0

8P-04BMMM-SR7A05

8P-04BMMM-SR7A05

LTW (Amphenol LTW)

CBL MALE RA TO WIRE LD 4P 16.4'

0

8P-03BMMM-SL7A05

8P-03BMMM-SL7A05

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 4P 16.4'

0

BB-03AFFM-QL8D01

BB-03AFFM-QL8D01

LTW (Amphenol LTW)

CBL ASSEMBLY 3POS F TO WIRE 1M

0

PWC-03BFFM-LL7E02

PWC-03BFFM-LL7E02

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 3P 6.56'

0

DD-10AMFM-RL7A01

DD-10AMFM-RL7A01

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 14P 3.28'

0

UMC-050500-FM0-TSA02

UMC-050500-FM0-TSA02

LTW (Amphenol LTW)

CBL FMALE/MALE TO WIRE 5P 6.56'

0

8A-02AMMM-SL7A02

8A-02AMMM-SL7A02

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 2POS 6.56'

0

PWCU-04AMMM-LL7A01

PWCU-04AMMM-LL7A01

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 4POS 3.28'

0

Q8D-02AFFM-QL8A02

Q8D-02AFFM-QL8A02

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 2P 6.56'

0

PS-040400-MF0-TSA02

PS-040400-MF0-TSA02

LTW (Amphenol LTW)

CBL FMALE/MALE TO WIRE 4P 6.56'

0

MAB-04BFMM-LL6A01

MAB-04BFMM-LL6A01

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 4POS 3.28'

0

MSAP08MR-SAPMR-SBA05

MSAP08MR-SAPMR-SBA05

LTW (Amphenol LTW)

CBL ASSY 8POS MALE TO MALE 0.5M

45

AD-05BMMM-QL8D01

AD-05BMMM-QL8D01

LTW (Amphenol LTW)

CBL ASSY 5POS M TO WIRE SHD 1M

49

8AP-04AMMM-SR7A05

8AP-04AMMM-SR7A05

LTW (Amphenol LTW)

CBL MALE RA TO WIRE LD 4P 16.4'

0

SB-040400-FF0-TSA01

SB-040400-FF0-TSA01

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 4P 3.28'

0

DC-03AFMM-QR8E01

DC-03AFMM-QR8E01

LTW (Amphenol LTW)

LARGE

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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