Circular Connectors

Circular Connectors - Housings

Part Number	Description / PDF	Quantity
UTS7147P Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 7POS PNL MT	40
UT071619PH Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 19POS PNL MT	0
D38999/20WH32AC Souriau-Sunbank by Eaton	MILDTL 38999 III WALL MOUNT	0
UTGX0104S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 4POS PNL MT	0
UT061823PH02 Souriau-Sunbank by Eaton	CONN PLUG HSG MALE 23POS INLINE	0
UT0W72041SH Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 41POS PNL MT	0
CL1C1101 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 4POS INLINE	0
UTGX6JC124S Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 4POS INLINE	75
UTGX1JC1419P Souriau-Sunbank by Eaton	CONN RCPT HSG MALE 19POS INLINE	25
MS27497T12B98A Souriau-Sunbank by Eaton	8T 10C 10#20 RECP	28
CL1M3101 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 18POS PNL MT	0
UTS6FC1823S Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 23POS INLINE	0
UT002235PH Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 35POS PNL MT	19
MS27497T10B35AA Souriau-Sunbank by Eaton	8T 13C 13#22D RECP	36
MS27499E10F98B Souriau-Sunbank by Eaton	8T 6C 6#20 RECP	5
MS27473T8F35BA Souriau-Sunbank by Eaton	8T 6C 6#22D PLUG	15
UT071619PH6 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 19POS PNL MT	0
MS27472T10B5A Souriau-Sunbank by Eaton	8T 5C 5#20 RECP	3
MS27473T22F21AA Souriau-Sunbank by Eaton	8T 21C 21#16 PLUG	17
D38999/20FH55PAL Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 55POS 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