Circular Connectors - Housings

Image Part Number Description / PDF Quantity Rfq
D38999/20FJ4AE

D38999/20FJ4AE

Amphenol Aerospace Operations

CONN RCPT HSNG MALE 56POS PNL MT

0

D38999/26KB5BN

D38999/26KB5BN

Amphenol Aerospace Operations

CONN PLUG HSNG FMALE 5POS INLINE

67

D38999/26FE26SA-LC

D38999/26FE26SA-LC

Amphenol Aerospace Operations

CONN PLG HSG FMALE 26POS INLINE

102

D38999/20SD19AN

D38999/20SD19AN

Amphenol Aerospace Operations

CONN RCPT HSNG MALE 19POS PNL MT

32

MS27656T15F15P-LC

MS27656T15F15P-LC

Amphenol Aerospace Operations

CONN RCPT HSNG MALE 15POS PNL MT

8

D38999/20WH55BA

D38999/20WH55BA

Amphenol Aerospace Operations

CONN RCPT HSG FMALE 55POS PNL MT

71

D38999/20FJ8BE

D38999/20FJ8BE

Amphenol Aerospace Operations

CONN RCPT HSNG FMALE 8POS PNL MT

0

D38999/24WJ19BC

D38999/24WJ19BC

Amphenol Aerospace Operations

CONN RCPT HSG FMALE 19POS PNL MT

0

MS27499E12B98A

MS27499E12B98A

Amphenol Aerospace Operations

JT 10C 10#20 PIN RECP

18

D38999/24WE35PNLC

D38999/24WE35PNLC

Amphenol Aerospace Operations

CONN RCPT HSNG MALE 55POS PNL MT

46

D38999/26KC8AA

D38999/26KC8AA

Amphenol Aerospace Operations

CONN PLUG HSNG MALE 8POS INLINE

28

D38999/26WE35PNLC

D38999/26WE35PNLC

Amphenol Aerospace Operations

CONN PLUG HSG MALE 55POS INLINE

83

D38999/20FE35SA-LC

D38999/20FE35SA-LC

Amphenol Aerospace Operations

CONN RCPT HSG FMALE 55POS PNL MT

155

MS27466T15B35P-LC

MS27466T15B35P-LC

Amphenol Aerospace Operations

CONN RCPT HSNG MALE 37POS PNL MT

39

D38999/26WB35SNLC

D38999/26WB35SNLC

Amphenol Aerospace Operations

CONN PLG HSG FMALE 13POS INLINE

69

D38999/20FE8AA

D38999/20FE8AA

Amphenol Aerospace Operations

CONN RCPT HSNG MALE 8POS PNL MNT

129

D38999/24FE8PA-LC

D38999/24FE8PA-LC

Amphenol Aerospace Operations

CONN RCPT HSNG MALE 8POS PNL MNT

129

MS27508E18B35AA

MS27508E18B35AA

Amphenol Aerospace Operations

JT 66C 66#22D PIN RECP

509

D38999/24FA35SN-LC

D38999/24FA35SN-LC

Amphenol Aerospace Operations

CONN RCPT HSNG FMALE 6POS PNL MT

1058

D38999/20FJ8PN-LC

D38999/20FJ8PN-LC

Amphenol Aerospace Operations

CONN RCPT HSNG MALE 8POS PNL MT

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

RFQ BOM Call Skype Email
Top