Circular Cable Assemblies

Part Number	Description / PDF	Quantity
MQDC2S-806 Banner Engineering	CBL ASSEMBLY 8POS F TO WIRE 6'	12
MQDEC-406SR-PUR Banner Engineering	EURO-STYLE QUICK DISCONNECT CABL	6
SM30CC-350 Banner Engineering	MINI-STYLE QUICK DISCONNECT CABL	2
QDE-575D Banner Engineering	CBL ASSEMBLY 5POS F TO WIRE 75'	6
CSS-M12F48M12M41M12F41 Banner Engineering	EURO QUICK DISCONNECT SPLITTER C	4
MBCC-350RA Banner Engineering	MINI-STYLE QUICK DISCONNECT CABL	2
PKG6Z-2 Banner Engineering	CBL ASSEMBLY 6POS F TO WIRE 2M	21
MQDEC2-5100RA Banner Engineering	EURO-STYLE QUICK DISCONNECT CABL	12
CSB-M1258M1251 Banner Engineering	EURO-STYLE QUICK DISCONNECT SPLI	16
MQDEC2-415 Banner Engineering	CBL ASSEMBLY 4POS F TO WIRE 15'	13
QDE-8100DRA Banner Engineering	CBL M12-8 R/A FEM 30M (100 FT)	1
MQEAC-660 Banner Engineering	MICRO-STYLE 12 MM DUAL KEY6-	15
MQDEC3-530SS Banner Engineering	EURO-STYLE QUICK DISCONNECT CABL	5
QDE-825DRA Banner Engineering	CBL M12-8 R/A FEM 8M (25 FT)	8
MQDC1-506RA Banner Engineering	CBL M12-5 R/A FEM 2M (6.5 FT)	46
MQDC2S-1706 Banner Engineering	CBL ASSEMBLY 17POS F TO WIRE 6'	2
DEE2R-818D Banner Engineering	CBL ASSEMBLY 8POS M TO FML 18'	1
QDEG-850D Banner Engineering	CBL ASSEMBLY 8POS F TO WIRE 50'	1
MQDC20-515 Banner Engineering	CBL ASSEMBLY 5POS F TO WIRE 15'	8
MQAC-430 Banner Engineering	CBL ASSEMBLY 4POS F TO WIRE 30'	5

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.