Circular Connectors

Circular Connectors - Housings

Part Number	Description / PDF	Quantity
MBG19P-11 Souriau-Sunbank by Eaton	CONN PLUG HSG MALE 19POS INLINE	21
UT0W0106SH Souriau-Sunbank by Eaton	CONN RCPT HSNG FMALE 6POS PNL MT	0
UTGX1JC124S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 4POS INLINE	0
UT0W72255SH Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 55POS PNL MT	0
MS27473T22B21AB Souriau-Sunbank by Eaton	8T 21C 21#16 PLUG	17
UT06FC147SH Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 7POS INLINE	0
UT00103W3PH Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 6POS PNL MNT	0
UT002448SH Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 48POS PNL MT	6
UT0W71210SH6 Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 10POS PNL MT	0
UTVB20-15PN Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 7POS PNL MNT	1
MS27656T25F46A Souriau-Sunbank by Eaton	8LT 46C MIXED PIN RECP	0
UT06FC2448SH Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 48POS INLINE	0
UTL6103G1S Souriau-Sunbank by Eaton	CONN PLUG HSNG F/M 4POS INLINE	4
CL1C2101 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 9POS INLINE	22
UT00103SH6 Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 3POS PNL MT	0
UTGX6JC128P Souriau-Sunbank by Eaton	CONN PLG HSG MALE 8POS INLINE	0
D38999/20ZD97AA Souriau-Sunbank by Eaton	MILDTL 38999 III WALL MOUNT	0
UTS6JC183G1P Souriau-Sunbank by Eaton	CONN PLUG HSG MALE 4POS INLINE	27
UTG0103S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 3POS PNL MT	0
MS27508E10B98B Souriau-Sunbank by Eaton	8T 6C 6#20 RECP	1

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