Rectangular Connectors - Accessories

Image Part Number Description / PDF Quantity Rfq
1722643005

1722643005

Woodhead - Molex

ULTRA-FIT TANGLESS TERMINAL POSI

5036

2070190008

2070190008

Woodhead - Molex

CAP FOR 8 CIRC PLUG HOUSING

2500

1727090011

1727090011

Woodhead - Molex

MINIFIT TPA 2.0, RECPT TPA, V-0,

796

0738380002

0738380002

Woodhead - Molex

TERM RETN SPRT FOR SL CRIMP HSG

23792

0194260002

0194260002

Woodhead - Molex

WEATHERTGHT FEMALE BOOT 16-12AWG

41

1722644002

1722644002

Woodhead - Molex

ULTRA-FIT TANGLESS TERMINAL POSI

0

2047230004

2047230004

Woodhead - Molex

BACKSHELL MINIFIT 4CKT 1=1PC

7393

1729530602

1729530602

Woodhead - Molex

MICROFIT TPA DR FOR 6CKT GW

0

0349511631

0349511631

Woodhead - Molex

MX150 2X8/2X10 BACKSHELL ADAPTOR

0

0345650003

0345650003

Woodhead - Molex

CONN COVER WIRE DRESS 73-80POS

61

0349480210

0349480210

Woodhead - Molex

MX150 BACKSHELL BLD 1X2 WRIB

1052

0015040211

0015040211

Woodhead - Molex

POLARIZING KEY FOR MINI FIT JR

19450

5055940411

5055940411

Woodhead - Molex

MUO 2.5 W/W DUAL ROW RETAINER 4P

12000

5046950307

5046950307

Woodhead - Molex

CP 3.3 W/W CONN. RETAINER BROWN

0

0934472004

0934472004

Woodhead - Molex

3CCT RECEPTACLE WEDGELOCK J1939

919

1729532401

1729532401

Woodhead - Molex

MICRO-FIT TERMINAL POSITION ASSU

0

1053252008

1053252008

Woodhead - Molex

NANO-FIT TPA V0 WHT 8 CKT

4790

2016502020

2016502020

Woodhead - Molex

SPOT-ON 1.5 W/B RETAINER 2P

19990

5051520700

5051520700

Woodhead - Molex

20WB RETAINER 7CKT

64273

2018440130

2018440130

Woodhead - Molex

MULTICAT BACKSHELL 1X3 BLK 12-18

267310000

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

TypeFunctionApplication Example
Dust CoversProtect connectors from dust, moisture, and debrisOutdoor communication equipment
Locking RingsPrevent accidental disconnection under vibrationAerospace sensor systems
Cable ClampsSecure cables to prevent strain on contactsIndustrial machinery
Adapter PanelsEnable interface between different connector standardsData center server racks
Sealing GrommetsProvide IP67-rated watertight sealsMarine electronics
Mounting BracketsFacilitate secure panel or PCB installationMedical 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

ParameterDescriptionImportance
Material TypePlastic/metal compositionDetermines durability and temperature resistance
Operating Temp-55 C to +125 C rangeEnsures performance in extreme conditions
IP RatingIP65 to IP68Defines protection level against solids/liquids
Contact Resistance 10m Maintains signal integrity
Vibration ResistanceMIL-STD-202F compliantPrevents failure in dynamic environments
Installation MethodPush-pull, screw, or clip-onAffects 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

ManufacturerRepresentative ProductKey Feature
TE ConnectivityDura-Con Dust CoversUL94 V-0 flammability rating
AmphenolSealed Panel Mount KitsIP68 protection up to 3m depth
MolexMini50 Locking AdaptersHigh-density signal conversion
DelphiAutomotive Grade Cable ClampsVibration tested to 2000 hours
ITT CannonRuggedized MIL-DTL-38999 AdaptersOperating 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

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