Rectangular Connectors - Accessories

Image Part Number Description / PDF Quantity Rfq
3518 BLACK

3518 BLACK

3M

KEY POLARIZING BLACK POLY (PBT)

594

964971-1

964971-1

TE Connectivity AMP Connectors

SEAL PLUG MCP SERIES 22-20AWG

0

111547-7

111547-7

TE Connectivity AMP Connectors

STRAIN RELIEF FOR 30POS PIN CONN

0

0194260001

0194260001

Woodhead - Molex

WEATHERTGHT MALE BOOT 16-12AWG

38

794370-1

794370-1

TE Connectivity AMP Connectors

08P MINI UMNL STR RELIEF HNGD

0

1011-229-0205

1011-229-0205

DT BACKSHELL 180 2WAY RECPT

12329

02095001024

02095001024

HARTING

HAR-MODULAR FIXING RAIL, 46 X 2.

300

1744544-8

1744544-8

TE Connectivity AMP Connectors

EP II TPA 08P, BLACK

0

101-60-S

101-60-S

On-Shore Technology, Inc.

CONN STRAIN RELIEF 60POS

0

493581-1

493581-1

TE Connectivity AMP Connectors

BOOT 4 POSN HSG

0

0643251023

0643251023

Woodhead - Molex

CONN CMC BLIND PLUG 1.5MM

4673

1969609-7

1969609-7

TE Connectivity AMP Connectors

7P VAL-U-LOK TPA 26-22 AWG

0

770233-1

770233-1

TE Connectivity AMP Connectors

CONN DUST COVER 4POS WHITE

5681

2-179472-6

2-179472-6

TE Connectivity AMP Connectors

CONN DBL ROW HOLDER CT 26POS

11970

2302491-1

2302491-1

TE Connectivity AMP Connectors

CONN BACKSHELL 3POS

495

AT-3CPA-GRN

AT-3CPA-GRN

Tuchel / Amphenol

3 POSITION CONNECTOR POSITION AS

0

794280-1

794280-1

TE Connectivity AMP Connectors

CONN WIRE SEAL 12POS UMNL BLUE

3130

PL000735

PL000735

Tuchel / Amphenol

2.4MM, RETAINER CLIP FOR USE WIT

0

AT04-2P-RT06

AT04-2P-RT06

Tuchel / Amphenol

AT 2 PIN RECEPTACLE TRANSIENT VO

600

1-964575-4

1-964575-4

TE Connectivity AMP Connectors

PCB RAHMEN 4P

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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