Circular Connectors - Housings

Image Part Number Description / PDF Quantity Rfq
PXM7010/10P/CR/0507/SN

PXM7010/10P/CR/0507/SN

Bulgin

CONN PLG HSG MALE 10POS INLINE

9

PXP4010/02P/6570

PXP4010/02P/6570

Bulgin

CONN PLUG HSG MALE 2POS INLINE

8

PX0801

PX0801

Bulgin

CONN INSERT SHELL INLINE

0

12735/3

12735/3

Bulgin

CONN INSERT FMALE 3POS

126

PXP4011/12S/6065

PXP4011/12S/6065

Bulgin

CONN RCPT HSG FMALE 12PS INLINE

0

PXP6011/08P/CR/0709

PXP6011/08P/CR/0709

Bulgin

CONN RCPT HSG MALE 8POS INLINE

0

PXP4010/04S/6570

PXP4010/04S/6570

Bulgin

CONN PLG HSG FMALE 4POS INLINE

72

PXP4010/02P/3035

PXP4010/02P/3035

Bulgin

CONN PLUG HSG MALE 2POS INLINE

50

PXP4010/03S/3035

PXP4010/03S/3035

Bulgin

CONN PLG HSG FMALE 3POS INLINE

0

PX0410/12P/6065

PX0410/12P/6065

Bulgin

CONN PLG HSG MALE 12POS INLINE

84

PXP4011/08P/4550

PXP4011/08P/4550

Bulgin

CONN RCPT HSG MALE 8POS INLINE

0

PXP4011/06S/6570

PXP4011/06S/6570

Bulgin

CONN RCPT HSG FMALE 6POS INLINE

18

PX0822/S

PX0822/S

Bulgin

CONN RCPT HSG FMALE 25POS PNL MT

17

PX0412/04P

PX0412/04P

Bulgin

CONN RCPT HSNG MALE 4POS PNL MT

75

PXP4010/06S/4550

PXP4010/06S/4550

Bulgin

CONN PLG HSG FMALE 6POS INLINE

71

PXP4011/10S/4550

PXP4011/10S/4550

Bulgin

CONN RCPT HSG FMALE 10POS INLINE

75

PXP6012/08S/CR

PXP6012/08S/CR

Bulgin

CONN RCPT HSG FMALE 8POS PNL MT

51

PX0820/P

PX0820/P

Bulgin

CONN PLG HSG MALE 25POS INLINE

0

PXP4013/12P

PXP4013/12P

Bulgin

CONN RCPT HSG MALE 12POS PNL MT

56

PXP4010/12S/5560

PXP4010/12S/5560

Bulgin

CONN PLG HSG FMALE 12POS INLINE

40

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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