Circular Connectors

Circular Connectors - Housings

Part Number	Description / PDF	Quantity
CL1F4103 Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 26POS INLINE	0
CL1F4100 Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 26POS INLINE	0
MS27497T10B5AA Souriau-Sunbank by Eaton	8T 5C 5#20 RECP	36
UTS6GJC104S Souriau-Sunbank by Eaton	CONN PLUG HSG FMALE 4POS INLINE	100
UTGX1JC142G1P Souriau-Sunbank by Eaton	CONN RCPT HSG MALE 3POS INLINE	25
MS27499E16F6A Souriau-Sunbank by Eaton	8T 6C 6#20 RECP	6
UTS6FC1832S Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 32POS INLINE	0
MS27656T15B18AB Souriau-Sunbank by Eaton	8LT 18C 18#20 PIN RECP	0
UTP61619P Souriau-Sunbank by Eaton	CONN PLUG HSG MALE 19POS INLINE	55
CL1M4100 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 26POS PNL MT	92
UT072030PH01 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 30POS PNL MT	0
D38999/20KB5AA Souriau-Sunbank by Eaton	MILDTL 38999 III WALL MOUNT	0
MS27473T14B5A Souriau-Sunbank by Eaton	8T 5C 5#16 PLUG	17
UT06104P45N Souriau-Sunbank by Eaton	CONN PLUG HSG MALE 4POS INLINE	25
UT0W02461SH6 Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 61POS PNL MT	0
MS27473T22B55AB Souriau-Sunbank by Eaton	8T 55C 55#20 PLUG	0
UTS7GN104P Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 4POS PNL MNT	0
UT071823PH6 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 23POS PNL MT	0
MS27499E20B39A Souriau-Sunbank by Eaton	8T 39C 37#20 2#16 RECP	4
UT001412SH Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 12POS 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