Rectangular Connectors - Accessories

Image Part Number Description / PDF Quantity Rfq
0343454001

0343454001

Woodhead - Molex

MX150 RECEPTACLE CAVITY PLUG

2147483647

0512170405

0512170405

Woodhead - Molex

2.0 WTB RETAINER 4CKT

62370

1729530402

1729530402

Woodhead - Molex

MICROFIT TPA DR FOR 4CKT GW

0

1502120016

1502120016

Woodhead - Molex

POSITIVE LOCK TPA 1X6 V-0 HT

9600

2059290200

2059290200

Woodhead - Molex

MULTICAT BACKSHELL 20CKT, KEY A

0

0512170505

0512170505

Woodhead - Molex

2.0 WTB RETAINER 5CKT

62062

0512170205

0512170205

Woodhead - Molex

2.0 WTB RETAINER 2CKT

38876

0194270023

0194270023

Woodhead - Molex

GASKET 16CIR FOR PLUG HOUSING

891

1502130007

1502130007

Woodhead - Molex

DITTO TERMINAL POSITION ASSURANC

600

0015045181

0015045181

Woodhead - Molex

CONN 2.54MM INTERIM CLIP 18CIRC

80

0015045501

0015045501

Woodhead - Molex

CONN CLIP INTERIM SNGL ROW 50POS

478

1727092002

1727092002

Woodhead - Molex

MINI-FIT SIGMA TPA 2CKT

10511

1054150004

1054150004

Woodhead - Molex

MEGA-FIT TPA 4CKT 94 V-0 NAT

2537

5055940211

5055940211

Woodhead - Molex

MUO 2.5 W/W DUAL ROW RETAINER 2P

16000

1727090007

1727090007

Woodhead - Molex

MINIFIT TPA 2.0, RECPT TPA, V-0,

860

5046950207

5046950207

Woodhead - Molex

CP 3.3 W/W CONN. RETAINER BROWN

0

0643191201

0643191201

Woodhead - Molex

CMC WR CAP 32CKT MAT SEAL

3034

0050650028

0050650028

Woodhead - Molex

CGRID SL PMC WTOW DR 28POS

6

1054150007

1054150007

Woodhead - Molex

MEGA-FIT TPA 7CKT 94 V-0 NAT

3975

0557671505

0557671505

Woodhead - Molex

2.0 WTB DUAL CONN RETAINER 15CKT

11199

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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