Rectangular Connectors - Accessories

Image Part Number Description / PDF Quantity Rfq
5601250301

5601250301

Woodhead - Molex

RETAINER 3P

19969

0194270025

0194270025

Woodhead - Molex

GASKET 2CIR FOR PLUG HOUSING

861

1727090005

1727090005

Woodhead - Molex

MINIFIT TPA 2.0 RECPT TPA V-0 5C

1204

0015045201

0015045201

Woodhead - Molex

CONN CLIP INTERIM SNGL ROW 20POS

1595

0934473012

0934473012

Woodhead - Molex

4CCT MLXT RECEPT WEDGELOCK KEYA

0

0349502011

0349502011

Woodhead - Molex

MX150 2X10 BLD BACKSHELL BLK W/

0

1722681007

1722681007

Woodhead - Molex

ULTRAFIT TPA BLK GW 07 CKT

0

0194270022

0194270022

Woodhead - Molex

GASKET 8CIR FOR PLUG HOUSING

498

1722643003

1722643003

Woodhead - Molex

ULTRA-FIT TANGLESS TERMINAL POSI

7696

2016502040

2016502040

Woodhead - Molex

SPOT-ON 1.5 W/B RETAINER 4P

20000

0986491001

0986491001

Woodhead - Molex

CMC WR CAP PA 32CKT

118272

0643201301

0643201301

Woodhead - Molex

CMC WR CAP 48CKT MAT SEAL

0

2078450005

2078450005

Woodhead - Molex

TPA FOR L1 NK 250 - 1X5 CKT

11028

1727090009

1727090009

Woodhead - Molex

MINIFIT TPA 2.0 RECPT TPA V-0

0

0512171405

0512171405

Woodhead - Molex

2.0 WTB RETAINER 14CKT

0

0875691026

0875691026

Woodhead - Molex

2MM MGRID IDT STRRLF D.R. NYL

2368

0500558105

0500558105

Woodhead - Molex

B/B SOLDER TERM 2.5MM 5 POS

0

0512170305

0512170305

Woodhead - Molex

2.0 WTB RETAINER 3CKT

40388

0439801001

0439801001

Woodhead - Molex

MINI-SR. DUAL ROW TPA 6CK

349

0194170263

0194170263

Woodhead - Molex

CONN CIRCUIT PLUG FOR W-T-B

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

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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