Rectangular Connectors - Accessories

Image Part Number Description / PDF Quantity Rfq
PL000761

PL000761

Tuchel / Amphenol

DUST CAP FOR RECEPTACLE

0

111547-5

111547-5

TE Connectivity AMP Connectors

STRAIN RELIEF FOR 24POS PIN CONN

0

3448-89160

3448-89160

3M

STRAIN RELIEF 60 POS IDC SOCKET

717

27710400001

27710400001

HARTING

HLNK 4 CAVITIES BRACKET

0

3448-45120

3448-45120

3M

STRAIN RELIEF FOR 45120 SOCKET

263

SMS36H1

SMS36H1

Souriau-Sunbank by Eaton

SMS STRAIN RELIEF HOOD

0

FSR-40

FSR-40

Adam Tech

STRAIN RELIEF .1" 40 POSITION

1099

02095001014

02095001014

HARTING

HAR-MODULAR FIXING RAIL, 26 X 2.

300

0349510821

0349510821

Woodhead - Molex

MX150 2X4 RCPT BACKSHELL W/O RIB

0

1-964575-8

1-964575-8

TE Connectivity AMP Connectors

PCB RAHMEN 8P

0

641778-1

641778-1

TE Connectivity AMP Connectors

ADAPTER FOR CAP HOUSING RELIEF

0

3448-4660

3448-4660

3M

STRAIN RELIEF 60 POS

0

953382-1

953382-1

TE Connectivity AMP Connectors

COVER FOR 6W HSG MQS GEN2

5999

643251-1

643251-1

TE Connectivity AMP Connectors

03P UMNL ASSY MOD HSG VO

0

02529000001

02529000001

HARTING

HAR MODULAR P MODULE FEMALE STRA

300

5051521200

5051521200

Woodhead - Molex

20WB RETAINER 12CKT

20889

AWZ-08-T

AWZ-08-T

ASSMANN WSW Components

CONN STRAIN RELIEF 8POS

0

2292800-2

2292800-2

TE Connectivity AMP Connectors

CONN BACKSHELL 6POS

278

XG4T-5004

XG4T-5004

Omron Electronics Components

CONN STRAIN RELIEF WITH LOCK

111

W3P

W3P

DT WEDGELOCK

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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