Rectangular Connectors - Accessories

Image Part Number Description / PDF Quantity Rfq
640550-3

640550-3

TE Connectivity AMP Connectors

CONN DUST COVER 3POS CLOSED

8098

1456722-1

1456722-1

TE Connectivity AMP Connectors

WIRE GUIDE, 34 WAY, RIGHT OUT

143

FI-J40C2-SH-D-10000

FI-J40C2-SH-D-10000

JAE Electronics

CONN COVER FOR 40POS PLUG

0

2103181-2

2103181-2

TE Connectivity AMP Connectors

CABLE SEAL RTNR, SIZE B, HVA280-

3420

AWZ-30-T

AWZ-30-T

ASSMANN WSW Components

IDC SOCKET STRAIN RELIEF

926

1326362-1

1326362-1

TE Connectivity AMP Connectors

26WAY LAC "COMMON" SHIELD ASMB

309

2047230006

2047230006

Woodhead - Molex

BACKSHELL MINIFIT 6CKT 1=1PC

98698400

0934473047

0934473047

Woodhead - Molex

4CCT MLXT RECEPT WEDGELOCK KEYD

1707

CBL-GROM-11-50

CBL-GROM-11-50

Amphenol Industrial

11.1MM PWR CABLE GROMMET 50MM2

25

0875691012

0875691012

Woodhead - Molex

2MM MGRID IDT STRRLF DR NYL BLK

6924

M80-8801698

M80-8801698

Harwin

8+8 DIL CABLE HOOD KIT

0

10073978-014LF

10073978-014LF

Storage & Server IO (Amphenol ICC)

CONN IDC STRAIN RELIEF 14POS DL

868

DF1-10A1.05

DF1-10A1.05

Hirose

IDC PROTECTOR 10POS 26,28AWG

1274

120623-1

120623-1

TE Connectivity AMP Connectors

40 NOVO FLEX SNAP-IN PULL TAB

0

WM-2SA

WM-2SA

DT, DTM WEDGELOCK

12397

1722642007

1722642007

Woodhead - Molex

ULTRAFIT TPA V0 NAT 07 CKT

3113

1-1718484-2

1-1718484-2

TE Connectivity AMP Connectors

CARRIER FOR RECEPTACLE INSERTS

166

284722-1

284722-1

TE Connectivity AMP Connectors

COVER FOR 94 POS. RECEPTACLE HOU

270

0934473033

0934473033

Woodhead - Molex

4CCT MLXT RECEPT WEDGELOCK KEYC

125

5088450-5

5088450-5

TE Connectivity AMP Connectors

PULL TAB LOOP 20POS SOCKET CONN

4540

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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