Circular Connectors - Housings

Image Part Number Description / PDF Quantity Rfq
SJS830320

SJS830320

Socapex (Amphenol Pcd)

CONN RCPT HSNG MALE 3POS PNL MNT

0

SJS620120

SJS620120

Socapex (Amphenol Pcd)

CONN PLUG HSG FMALE 3POS INLINE

0

SJS425162P

SJS425162P

Socapex (Amphenol Pcd)

CONN RCPT HSG MALE 25POS PNL MT

25

SJS716210

SJS716210

Socapex (Amphenol Pcd)

CONN RCPT HSNG MALE 1POS INLINE

0

SJS850520

SJS850520

Socapex (Amphenol Pcd)

CONN RCPT HSNG MALE 5POS PNL MNT

0

SJS620200

SJS620200

Socapex (Amphenol Pcd)

CONN RCPT HSNG MALE 3POS INLINE

0

SJS830340

SJS830340

Socapex (Amphenol Pcd)

CONN PLUG HSNG FMALE 3POS PNL MT

0

SJS830350

SJS830350

Socapex (Amphenol Pcd)

CONN RCPT HSNG MALE 3POS INLINE

0

SJS520110

SJS520110

Socapex (Amphenol Pcd)

CONN PLUG HSG FMALE 1POS INLINE

0

SJS520200

SJS520200

Socapex (Amphenol Pcd)

CONN RCPT HSNG MALE 1POS INLINE

0

SJS520100

SJS520100

Socapex (Amphenol Pcd)

CONN PLUG HSG FMALE 1POS INLINE

0

SJS830310

SJS830310

Socapex (Amphenol Pcd)

CONN PLUG HSG FMALE 3POS INLINE

0

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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