Rectangular Connectors

Rectangular Connectors - Accessories

Part Number	Description / PDF	Quantity
0934472004 Woodhead - Molex	3CCT RECEPTACLE WEDGELOCK J1939	919
EF1-38-8 Hirose	CONN SLEEVE CRIMP 8, 5.5MM SQ	0
XG4E-6431-S012 Omron Electronics Components	REPL CONN COVER ONLY 64POS	30
CBL-GROM-11-70 Amphenol Industrial	11.1MM PWR CABLE GROMMET 70MM2	30
3505-29B 3M	CONN SHORT EJECT LATCH FOR MHDR	0
XG5S-1001 Omron Electronics Components	COVER 10POS FOR XG5M-203 CONN	0
3448-3040 3M	STRAIN RELIEF 40 CONT SOCK CONN	823
1-640642-4 TE Connectivity AMP Connectors	CONN DUST COVER 14POS FEED THRU	0
M80-9061002 Harwin	CONNECTOR HEADER	25
368297-1 TE Connectivity AMP Connectors	RETAINER HSG FOR MQS 76P	5999
3448-152210 3M	STRAIN RELIEF 10POS 2MM	192
3490-2 3M	PULL TAB 20,24,25,26,14POS WHITE	1181
3505-8010 3M	CONN RETAINER CLIP 10POS SHORT	3759
1729532401 Woodhead - Molex	MICRO-FIT TERMINAL POSITION ASSU	0
2177090-1 TE Connectivity AMP Connectors	STEEL,OUTER FERRULE,8MM HV,50SQM	1934
1053252008 Woodhead - Molex	NANO-FIT TPA V0 WHT 8 CKT	4790
2016502020 Woodhead - Molex	SPOT-ON 1.5 W/B RETAINER 2P	19990
M80-9062002 Harwin	CONNECTOR HEADER	4
967056-1 TE Connectivity AMP Connectors	CONN CAVITY PLUG 24-18AWG MCP	32387
DF1E-9RS/P-2.5 Hirose	CONN RETAINER 9POS 2.5MM	0

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