Circular Connectors

Circular Connectors - Housings

Part Number	Description / PDF	Quantity
UTG622-35SN Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 35POS INLINE	26
UTGX0128P Souriau-Sunbank by Eaton	CONN RCPT HSG MALE 8POS PNL MNT	25
MS27499E14F35B Souriau-Sunbank by Eaton	8T 37C 37#22D RECP	0
UT062448SH02 Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 48POS INLINE	0
UTGX1JC103S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 3POS INLINE	0
UTP02028S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 28POS PNL MT	23
UT0W02255SH6 Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 55POS PNL MT	0
UTG022-35S Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 35POS PNL MT	6
MS27499E10B35A Souriau-Sunbank by Eaton	8T 13C 13#22D RECP	0
UT061619SH Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 19POS INLINE	174
MS27473T16F26BA Souriau-Sunbank by Eaton	8T 26C 26#20 PLUG	0
MS27473T10B98A Souriau-Sunbank by Eaton	8T 6C 6#20 PLUG	95
MS27472T24B35B Souriau-Sunbank by Eaton	8T 128C 128#22D RECP	0
UT0W7106PH6 Souriau-Sunbank by Eaton	CONN RCPT HSNG MALE 6POS PNL MNT	0
UTG02020SH Souriau-Sunbank by Eaton	CONN RCPT HSG FMALE 20POS PNL MT	0
MS27499E8F98B Souriau-Sunbank by Eaton	8T 3C 3#20 RECP	33
UTGX61412P Souriau-Sunbank by Eaton	CONN PLG HSG MALE 12POS INLINE	0
MS27656T25F24A Souriau-Sunbank by Eaton	8LT 24C 12#16 12#12 PIN RECP	0
MS27472T10F99B Souriau-Sunbank by Eaton	8T 7C 7#20 RECP	39
CL1F4200 Souriau-Sunbank by Eaton	CONN PLG HSG FMALE 40POS INLINE	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