Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
8A-05AMMM-SR7A05

8A-05AMMM-SR7A05

LTW (Amphenol LTW)

CBL MALE RA TO WIRE LD 5P 16.4'

0

Q8U-05AFFM-QL8A03

Q8U-05AFFM-QL8A03

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 5P 9.84'

0

DC-05AFMM-QR8E01

DC-05AFMM-QR8E01

LTW (Amphenol LTW)

LARGE

0

DC-03AFFM-QL8E01

DC-03AFFM-QL8E01

LTW (Amphenol LTW)

LARGE

0

8P-04BFFM-SR7A05

8P-04BFFM-SR7A05

LTW (Amphenol LTW)

CBL FMALE RA TO WIRE 4POS 16.4'

0

PWC-03AMFM-LL7E10

PWC-03AMFM-LL7E10

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 3P 32.8'

0

M12D-04BFFM-SL8A01

M12D-04BFFM-SL8A01

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 4P 3.28'

0

PWF-03AFFM-SL7A10

PWF-03AFFM-SL7A10

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 3P 32.8'

0

M12A-08PMMS-SH8B30

M12A-08PMMS-SH8B30

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 8POS 0.98'

0

MSAP-06BFFM-SR8B01

MSAP-06BFFM-SR8B01

LTW (Amphenol LTW)

CBL FMALE RA TO WIRE 8POS 3.28'

0

CDU-14BFMM-SL7A02

CDU-14BFMM-SL7A02

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 14P 6.56'

0

PWCU-04AMFM-LL7A01

PWCU-04AMFM-LL7A01

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 4P 3.28'

0

PWF-02AMMM-SL7A10

PWF-02AMMM-SL7A10

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 2POS 32.8'

0

8P-03AFFM-QL5A01

8P-03AFFM-QL5A01

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 4P 3.28'

0

MC-000505-0FF-CSB01

MC-000505-0FF-CSB01

LTW (Amphenol LTW)

CBL FMALE TO FMALE 5P SHLD 3.28'

0

SS-030300-MF0-TSA02

SS-030300-MF0-TSA02

LTW (Amphenol LTW)

CBL FMALE/MALE TO WIRE 3P 6.56'

0

M12A04FR-12AFR-SD001

M12A04FR-12AFR-SD001

LTW (Amphenol LTW)

CBL ASSY 4POS FEMALE TO FMALE 1M

975

M12A-05BFFM-SL8N05

M12A-05BFFM-SL8N05

LTW (Amphenol LTW)

M12 OVERMOLDING CABLE A CODE 5P

0

MSAS-17BMMM-SL8B01

MSAS-17BMMM-SL8B01

LTW (Amphenol LTW)

M12 OVERMOLDING 17P M CONN M PIN

10

M12A12FL-12AFR-SBA05

M12A12FL-12AFR-SBA05

LTW (Amphenol LTW)

CBL ASSY 12POS FML TO FML 0.5M

70

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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