Rectangular Connectors - Accessories

Image Part Number Description / PDF Quantity Rfq
WM-4S

WM-4S

DT, DTM WEDGELOCK

0

DF33C-12RDS-3.3

DF33C-12RDS-3.3

Hirose

CONN RETAINER DUAL ROW 12POS

23

1-100103-4

1-100103-4

TE Connectivity AMP Connectors

CONN STRAIN RELIEF 14POS

440

1722643005

1722643005

Woodhead - Molex

ULTRA-FIT TANGLESS TERMINAL POSI

5036

530341-1

530341-1

TE Connectivity Aerospace Defense and Marine

BOX EST KEY PASSIVATED

460

1-350524-9

1-350524-9

Tyco Electronics

CONN STR RELIEF 24POS HNGD BLACK

48

67955-003LF

67955-003LF

Storage & Server IO (Amphenol ICC)

POLARIZED M/L HSG SHROUD

3000

1011-030-0205

1011-030-0205

1011-030-0205

361

2070190008

2070190008

Woodhead - Molex

CAP FOR 8 CIRC PLUG HOUSING

2500

1217836-1

1217836-1

TE Connectivity AMP Connectors

CONN CLIP WITH FASTON GROUND TAB

0

SMS4H1

SMS4H1

Souriau-Sunbank by Eaton

SMS STRAIN RELIEF HOOD

500

1587827-3

1587827-3

TE Connectivity AMP Connectors

CABLE SEAL RETAINER, SIZE C, HVA

413

CWN-KEY2

CWN-KEY2

CW Industries

POLARIZING KEY (CARD EDGE)

284

962371-1

962371-1

TE Connectivity AMP Connectors

CONN BACKSHELL JPT 42/29POS BLCK

810

02519000004

02519000004

HARTING

HAR-MODULAR P MODULE MALE ANGLED

0

102541-8

102541-8

TE Connectivity AMP Connectors

CONN COVER FRONT 20POS MT .100

0

103682-2

103682-2

TE Connectivity AMP Connectors

CONN SHROUD PIN PANEL MT 3POS

0

HILS-02V

HILS-02V

JST

CONN RETAINER 2POS

0

643250-1

643250-1

TE Connectivity AMP Connectors

02P UMNL ASSY MOD HSG V0

0

3-353294-4

3-353294-4

TE Connectivity AMP Connectors

CONN HOUSING 34POS DUAL 1.5MM

12474

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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