Circular Connectors

Circular Connectors - Housings

Part Number	Description / PDF	Quantity
MS27472T24B35A Souriau-Sunbank by Eaton	8T 128C 128#22D RECP	1
UTL6102G1W3P Souriau-Sunbank by Eaton	CONN PLUG HSNG F/M 6POS INLINE	25
UTG12235P Souriau-Sunbank by Eaton	CONN RCPT HSG MALE 35POS INLINE	0
MS27472T10B5AA Souriau-Sunbank by Eaton	8T 5C 5#20 RECP	16
UTG022-35P Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 35POS PNL MT	28
UTP61412S Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 12POS INLINE	10
UTS01823S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 23POS PNL MT	32
UTG12028P Souriau-Sunbank by Eaton	CONN RCPT HSG MALE 28POS INLINE	20
UT0W61832SH Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 32POS INLINE	0
UT002028PH6 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 28POS PNL MT	7
UT07102W2SH6 Souriau-Sunbank by Eaton	CONN RCPT HSNG FMALE 4POS PNL MT	0
UT0W7106SH Souriau-Sunbank by Eaton	CONN RCPT HSNG FMALE 6POS PNL MT	0
D38999/26WH32BB Souriau-Sunbank by Eaton	MILDTL 38999 III PLUG	0
CL1F1201 Souriau-Sunbank by Eaton	CONN PLUG HSG FMALE 9POS INLINE	39
UTS61412S Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 12POS INLINE	0
UT062030PH02 Souriau-Sunbank by Eaton	CONN PLUG HSG MALE 30POS INLINE	0
MS27472T14F35A Souriau-Sunbank by Eaton	8T 37C 37#22D RECP	95
UTS6FC147S Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 7POS INLINE	0
UTS6JC128P Souriau-Sunbank by Eaton	CONN PLUG HSNG MALE 8POS INLINE	261
UTS1JC1412P Souriau-Sunbank by Eaton	CONN RCPT HSG MALE 12POS INLINE	8

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