Circular Connectors - Housings

Image Part Number Description / PDF Quantity Rfq
09151000307

09151000307

HARTING

CONN INSERT SHELL PANEL MNT

10

21038813430

21038813430

HARTING

CONN PLG HSG MALE 4PS INLINE ANG

0

09151000483

09151000483

HARTING

CONN INSERT SHELL INLINE

10

21038812425

21038812425

HARTING

CONN PLG HSG F 4P INLINE PNL MT

177

09150000301

09150000301

HARTING

CONN INSERT SHELL PANEL MNT

30

09151000401

09151000401

HARTING

CONN INSERT SHELL INLINE

6

21038961505

21038961505

HARTING

CONN RCPT HSG MALE 5POS INLINE

11

09150073101

09150073101

HARTING

CONN INSERT FMALE 8POS

9

21420100002401

21420100002401

HARTING

CONN INSERT SHELL FMALE PNL MNT

100

09156000702

09156000702

HARTING

CONN INSERT SHELL INLINE

9

09156000402

09156000402

HARTING

CONN INSERT SHELL INLINE

5

09151000306

09151000306

HARTING

CONN INSERT SHELL PANEL MNT

8

09151123101

09151123101

HARTING

CONN INSERT FMALE 12POS

30

09156000902

09156000902

HARTING

CONN INSERT SHELL PNL MNT RA

5

21410000010

21410000010

HARTING

CONN INSERT SHELL FMALE PNL MNT

0

21038811805

21038811805

HARTING

CONN PLUG HSNG MALE 8POS INLINE

445

09151000701

09151000701

HARTING

CONN INSERT SHELL INLINE

6

09150000121

09150000121

HARTING

CONN INSERT SHELL INLINE

0

09151000302

09151000302

HARTING

CONN INSERT SHELL PANEL MNT

3

09151063101

09151063101

HARTING

CONN INSERT FMALE 6POS

37

Circular Connectors - Housings

1. Overview

Circular connectors housings are electromechanical devices designed to protect and organize electrical contacts in circular configurations. They serve as mechanical support structures while providing environmental protection, electrical insulation, and strain relief. These housings are critical components in maintaining signal integrity and power transmission across diverse applications, from industrial automation to aerospace systems.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Metal HousingsHigh durability, EMI/RFI shielding, vibration resistanceMilitary equipment, aerospace systems
Plastic HousingsLightweight, corrosion-resistant, cost-effectiveConsumer electronics, medical devices
Hybrid HousingsCombination of metal/plastic for optimized performanceAutomotive sensors, industrial machinery
High-Density HousingsMiniaturized contact arrangements with advanced insulationTelecom equipment, data centers

3. Structure and Components

Typical circular connector housings consist of: - Shell Body: Cylindrical main structure (metal/plastic) with mounting threads - Contact Cavities: Precision-machined compartments for terminal placement - Sealing System: Integrated gaskets/O-rings for IP65+ protection - Polarization Key: Mechanical feature preventing misalignment - Retention System: Threaded coupling or bayonet mechanisms - Cable Entry: Strain relief provisions with gland seals

4. Key Technical Specifications

ParameterImportance
Current Rating (A)Determines power transmission capacity
Voltage Withstand (V)Ensures dielectric strength
Operating Temperature (-40 C to +125 C)Defines environmental tolerance
Vibration Resistance (10-2000Hz)Crucial for harsh environments
IP Rating (IP67/IP68)Specifies ingress protection level
Contact Retention ForcePrevents accidental disconnection

5. Application Fields

  • Industrial Automation: Robotics, PLC systems
  • Medical Equipment: MRI machines, patient monitoring systems
  • Aerospace: Avionics, flight control systems
  • Telecommunications: 5G base stations, fiber optic equipment
  • Energy: Wind turbines, solar inverters

6. Leading Manufacturers and Products

ManufacturerRepresentative Product
TE ConnectivityDEUTSCH DT series metal housings
AmphenolHermetic circular connector enclosures
MolexT1 Mini sealed automotive housings
Phoenix ContactHeavy-duty QUICKON connectors

7. Selection Guidelines

Key considerations include: - Environmental factors (temperature, moisture, chemicals) - Mechanical requirements (vibration, shock, mating cycles) - Electrical parameters (current/voltage requirements) - Material compatibility (corrosion resistance needs) - Space constraints and mounting options - Cost vs. performance trade-offs Example: For underwater robotics applications, prioritize IP68-rated plastic housings with corrosion-resistant coatings and pressure sealing.

8. Industry Trends

Current development trends include: - Miniaturization for IoT device integration - Advanced polymer composites for weight reduction - Integrated smart sensors in connector housings - Enhanced EMI shielding for 5G applications - Sustainability focus on recyclable materials - Additive manufacturing enabling complex geometries

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