Circular Connectors

Circular Connectors - Housings

Part Number	Description / PDF	Quantity
MS27472T10B35AA Souriau-Sunbank by Eaton	8T 13C 13#22D RECP	16
D38999/20WH32AN Souriau-Sunbank by Eaton	MILDTL 38999 III WALL MOUNT	0
D38999/26FH32AN Souriau-Sunbank by Eaton	MILDTL 38999 III PLUG	0
UTGX6JC106S Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 6POS INLINE	75
UT071619PH01 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 19POS PNL MT	0
UTGX7104P Souriau-Sunbank by Eaton	CONN RCPT HSG MALE 4POS PNL MNT	25
D38999/24ZH32AN Souriau-Sunbank by Eaton	MILDTL 38999 III JAM NUT	0
UT062448SH Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 48POS INLINE	0
MS27508E18B28BA Souriau-Sunbank by Eaton	8T 28C 26#20 2#16 RECP	45
UT00124SH6 Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 4POS PNL MT	0
UTGX0JC128P Souriau-Sunbank by Eaton	CONN RCP HSG ML 8P INLINE PNL MT	0
UT071492PH601 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 12POS PNL MT	0
MS27473T8B98BA Souriau-Sunbank by Eaton	8T 3C 3#20 PLUG	121
UTP6128P Souriau-Sunbank by Eaton	CONN PLUG HSNG MALE 8POS INLINE	0
UTL7145P Souriau-Sunbank by Eaton	CONN RCPT HSG MALE 5POS PNL MT	99
UT0W71419PH6 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 19POS PNL MT	0
MBG46R-11 Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 46POS PNL MT	0
MBG4R-11 Souriau-Sunbank by Eaton	CONN RCPT HSNG FMALE 4POS PNL MT	100
UT071492SH601 Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 12POS PNL MT	0
UT0W71419PH Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 19POS 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

Type	Functional Features	Application Examples
Metal Housings	High durability, EMI/RFI shielding, vibration resistance	Military equipment, aerospace systems
Plastic Housings	Lightweight, corrosion-resistant, cost-effective	Consumer electronics, medical devices
Hybrid Housings	Combination of metal/plastic for optimized performance	Automotive sensors, industrial machinery
High-Density Housings	Miniaturized contact arrangements with advanced insulation	Telecom 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

Parameter	Importance
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 Force	Prevents 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

Manufacturer	Representative Product
TE Connectivity	DEUTSCH DT series metal housings
Amphenol	Hermetic circular connector enclosures
Molex	T1 Mini sealed automotive housings
Phoenix Contact	Heavy-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