Circular Connectors

Circular Connectors - Housings

Part Number	Description / PDF	Quantity
D38999/20WH32BC Souriau-Sunbank by Eaton	MILDTL 38999 III WALL MOUNT	0
MS3470L2461SL Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 61POS PNL MT	0
UT002030SH Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 30POS PNL MT	0
UT0W71210SH Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 10POS PNL MT	8
UT0W01210PH6 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 10POS PNL MT	364
MS27484T16B8A Souriau-Sunbank by Eaton	8T 8C 8#16 PLUG	1
UT071823PH601 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 23POS PNL MT	0
UTGX0147S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 7POS PNL MT	0
UT002235SH6 Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 35POS PNL MT	0
UT002238PH Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 38POS PNL MT	23
UTGX6103S Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 3POS INLINE	0
UTS71419S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 19POS PNL MT	25
MS27472T8F35B Souriau-Sunbank by Eaton	8T 6C 6#22D RECP	17
UTG01619S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 19POS PNL MT	92
UTG0247S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 9POS PNL MT	0
UTS7GN128P Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 8POS PNL MNT	0
MS27473T12F3B Souriau-Sunbank by Eaton	8T 3C 3#16 PLUG	4
MS27505E17B35BB Souriau-Sunbank by Eaton	8LT 55C 55#22D SKT RECP	16
MS27505E17B6AB Souriau-Sunbank by Eaton	8LT 6C 6#20 PIN RECP	6
UTG6103PN Souriau-Sunbank by Eaton	CONN PLUG HSG MALE 3POS INLINE	26

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