Circular Connectors

Circular Connectors - Housings

Part Number	Description / PDF	Quantity
UTG0104SH Souriau-Sunbank by Eaton	CONN RCPT HSNG FMALE 4POS PNL MT	25
UTS01412S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 12POS PNL MT	94
D38999/20KB98BA Souriau-Sunbank by Eaton	MILDTL 38999 III WALL MOUNT	0
MS27473T20B41AA Souriau-Sunbank by Eaton	8T 41C 41#20 PLUG	4
MS27472T24B19A Souriau-Sunbank by Eaton	8T 19C 19#12 RECP	1
UTGX6142G1P Souriau-Sunbank by Eaton	CONN PLG HSG MALE 3POS INLINE	0
UTGX6JC102W2S Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 4POS INLINE	0
UT00128SH Souriau-Sunbank by Eaton	CONN RCPT HSNG FMALE 8POS PNL MT	0
UTS1JC142G1S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 3POS INLINE	108
UT07142G1SH601 Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 3POS PNL MT	0
D38999/24WH32BB Souriau-Sunbank by Eaton	MILDTL 38999 III JAM NUT	0
UTS1JC103W3S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 6POS INLINE	0
MS27472T18F28A Souriau-Sunbank by Eaton	8T 28C 26#20 2#16 RECP	6
UT002235SH Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 35POS PNL MT	0
UTS1GJC147P Souriau-Sunbank by Eaton	CONN RCPT HSG MALE 7POS INLINE	0
UT07148PH6 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 8POS PNL MT	0
UTS61823S Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 23POS INLINE	0
UT0W71832PH Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 32POS PNL MT	0
MS27508E24F4BA Souriau-Sunbank by Eaton	8T 56C48#20 8#16 RECP	14
UTS1JC1419S Souriau-Sunbank by Eaton	CONN RCP HSG FMALE 19POS INLINE	17

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