Rectangular Connectors

Rectangular Connectors - Accessories

Part Number	Description / PDF	Quantity
0349511611 Woodhead - Molex	MX150 2X8 RCPT BACKSHELL W/ RIB	0
2001220112 Woodhead - Molex	GLOW WIRE MEGAFIT BACKSHLL 1=1PC	453
1722641007 Woodhead - Molex	ULTRAFIT TPA V0 BLK 07 CKT	22030
1054150006 Woodhead - Molex	MEGA-FIT TPA 6CKT 94 V-0 NAT	3231
0015979041 Woodhead - Molex	CONN KEY RETENT FOR MINI-FIT JR	223
0349501220 Woodhead - Molex	MX150 BACKSHELL BLD 2X6 WORIB	0
2093250002 Woodhead - Molex	TPA FOR L1NK 300 - 1X2 CKT	20988
1053252005 Woodhead - Molex	NANO-FIT TPA V0 WHT 5 CKT	9422
1722641004 Woodhead - Molex	ULTRAFIT TPA V0 BLK 04 CKT	13707
2001220004 Woodhead - Molex	MEGAFIT BACKSHLL HALF 4CKT 1=1PC	1500
0015040219 Woodhead - Molex	POLARIZING KEY FOR .156 HOUSINGS	24433
0511430105 Woodhead - Molex	6.5 W/B RETAINER	0
0563772000 Woodhead - Molex	CONN RCPT SHELL 20POS	64
0349510841 Woodhead - Molex	MX150 BACKSHELL 2X4 ADAPTOR W/O	0
2001220006 Woodhead - Molex	MEGAFIT BACKSHLL HALF 6CKT 1=1PC	1279
1722642002 Woodhead - Molex	ULTRAFIT TPA V0 NAT 02 CKT	14081
5601250500 Woodhead - Molex	NEW 2.0 PITCH W/B CONN REC. 5WAY	1752416000
0349510811 Woodhead - Molex	MX150 2X4 RCPT BACKSHELL W/ RIB	0
1053252002 Woodhead - Molex	NANOFIT TPA V0 WHT 2 CKT	4407
0015045161 Woodhead - Molex	CONN CLIP INTERIM 16POS 2.54MM	1533

Rectangular Connectors - Accessories

1. Overview

Rectangular connectors - accessories refer to supplementary components designed to enhance the performance, durability, and functionality of rectangular electrical connectors. These accessories include covers, locking mechanisms, cable clamps, adapters, and sealing elements. They play a critical role in protecting connectors from environmental factors, ensuring mechanical stability, and enabling compatibility across systems. With the increasing complexity of electronic systems in industries like telecommunications, automotive, and industrial automation, these accessories have become essential for maintaining reliable signal and power transmission.

2. Main Types and Functional Classification

Type	Function	Application Example
Dust Covers	Protect connectors from dust, moisture, and debris	Outdoor communication equipment
Locking Rings	Prevent accidental disconnection under vibration	Aerospace sensor systems
Cable Clamps	Secure cables to prevent strain on contacts	Industrial machinery
Adapter Panels	Enable interface between different connector standards	Data center server racks
Sealing Grommets	Provide IP67-rated watertight seals	Marine electronics
Mounting Brackets	Facilitate secure panel or PCB installation	Medical diagnostic devices

3. Structure and Composition

Typical accessories consist of:

Material: High-temperature resistant plastics (e.g., PBT, nylon) or metal alloys (e.g., aluminum, stainless steel)
Design: Molded housings with snap-fit or threaded interfaces
Coatings: Corrosion-resistant platings (e.g., nickel, zinc)
Sealing Elements: Elastomer O-rings or gaskets for environmental protection

4. Key Technical Specifications

Parameter	Description	Importance
Material Type	Plastic/metal composition	Determines durability and temperature resistance
Operating Temp	-55 C to +125 C range	Ensures performance in extreme conditions
IP Rating	IP65 to IP68	Defines protection level against solids/liquids
Contact Resistance	10m	Maintains signal integrity
Vibration Resistance	MIL-STD-202F compliant	Prevents failure in dynamic environments
Installation Method	Push-pull, screw, or clip-on	Affects ease of maintenance

5. Application Fields

Key industries utilizing these accessories include:

Telecommunications: 5G base stations, fiber optic enclosures
Automotive: EV charging systems, ADAS sensors
Industrial Automation: PLC control cabinets, robotic arms
Medical: MRI machines, patient monitoring systems
Aerospace: Avionics, satellite communication modules

6. Leading Manufacturers and Products

Manufacturer	Representative Product	Key Feature
TE Connectivity	Dura-Con Dust Covers	UL94 V-0 flammability rating
Amphenol	Sealed Panel Mount Kits	IP68 protection up to 3m depth
Molex	Mini50 Locking Adapters	High-density signal conversion
Delphi	Automotive Grade Cable Clamps	Vibration tested to 2000 hours
ITT Cannon	Ruggedized MIL-DTL-38999 Adapters	Operating temp -65 C to +200 C

7. Selection Guidelines

Key considerations for selection:

Environmental Conditions: Outdoor applications require UV-resistant materials
Connector Compatibility: Match dimensions with IEC 61076 standards
Sealing Requirements: Select IP67/IP68 for submersion applications
Material Selection: Aluminum for EMI shielding, plastic for weight-sensitive uses
Regulatory Compliance: RoHS/REACH for EU markets, UL certification for North America

8. Industry Trends

Emerging developments include:

Miniaturization: Sub-1mm pitch accessories for IoT devices
Modular Designs: Interchangeable components for rapid system reconfiguration
Smart Integration: Embedded sensors in locking mechanisms for predictive maintenance
Eco-friendly Materials: Bio-based polymers replacing traditional plastics
High-Speed Compatibility: Accessories supporting 25+ Gbps data rates