Circular Cable Assemblies

Image Part Number Description / PDF Quantity Rfq
8P-03AFFM-SR7A01

8P-03AFFM-SR7A01

LTW (Amphenol LTW)

CBL FMALE RA TO WIRE 4POS 3.28'

0

MSAS-17PMMC-SF8C20

MSAS-17PMMC-SF8C20

LTW (Amphenol LTW)

M12 PANEL CONN 17P M CONN M PIN

14

MSAP-05BFFM-SL8B01

MSAP-05BFFM-SL8B01

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 5P 3.28'

0

8P-03BMMM-SL7B05

8P-03BMMM-SL7B05

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 4P 16.4'

0

8HP-05AFFM-SR7A03

8HP-05AFFM-SR7A03

LTW (Amphenol LTW)

CBL FMALE RA TO WIRE 5POS 9.84'

0

PWC-03AMMM-LL7E01

PWC-03AMMM-LL7E01

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 3POS 3.28'

0

8-04BMMM-SL7A05

8-04BMMM-SL7A05

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 4P 16.4'

0

MSAP-08BMMM-SR8B01

MSAP-08BMMM-SR8B01

LTW (Amphenol LTW)

CBL MALE RA TO WIRE LD 8P 3.28'

0

M12A08FR-12AFR-SD001

M12A08FR-12AFR-SD001

LTW (Amphenol LTW)

CBL ASSY 8POS FEMALE TO FMALE 1M

12

MSAP05MR-SAPMR-SDA05

MSAP05MR-SAPMR-SDA05

LTW (Amphenol LTW)

CBL ASSY 5POS MALE TO MALE 0.5M

36

PWE-05AFFM-SL7A02

PWE-05AFFM-SL7A02

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 5P 6.56'

0

8-03BMMM-SL7A02

8-03BMMM-SL7A02

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 4POS 6.56'

0

M12D04FL-12DFL-SB002

M12D04FL-12DFL-SB002

LTW (Amphenol LTW)

CBL ASSY 4POS FEMALE TO FMALE 2M

1

MC-000505-0FF-CSA03

MC-000505-0FF-CSA03

LTW (Amphenol LTW)

CBL FMALE TO FMALE 5P SHLD 9.84'

0

CD-09AMMM-QL8D01

CD-09AMMM-QL8D01

LTW (Amphenol LTW)

MIDDLE

0

PWC-03AMFM-LL7A05

PWC-03AMFM-LL7A05

LTW (Amphenol LTW)

CBL FMALE TO WIRE LEAD 3P 16.4'

0

M12B-05BMMM-PL8D05

M12B-05BMMM-PL8D05

LTW (Amphenol LTW)

MPRONTO-12 B CODE PUSH-PULL OVER

10

M12A04FL-12AFL-SD001

M12A04FL-12AFL-SD001

LTW (Amphenol LTW)

CBL ASSY 4POS FEMALE TO FMALE 1M

23

MSBP-05BFFM-SR8B01

MSBP-05BFFM-SR8B01

LTW (Amphenol LTW)

CBL FMALE RA TO WIRE 5POS 3.28'

0

8AP-06AMMM-SL7A03

8AP-06AMMM-SL7A03

LTW (Amphenol LTW)

CBL MALE TO WIRE LEAD 6POS 9.84'

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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