Rectangular Connectors - Accessories

Image Part Number Description / PDF Quantity Rfq
D369-STB-9

D369-STB-9

TE Connectivity DEUTSCH Connectors

STRT BACKFITTING 9 WAY

0

1729530802

1729530802

Woodhead - Molex

MICROFIT TPA DR FOR 8CKT GW

0

643075-7

643075-7

TE Connectivity AMP Connectors

CONN STRAIN RELIEF COVER 7POS

0

G125-9641200

G125-9641200

Harwin

CONN HOOD FOR G125-324 12POS

2

1053251003

1053251003

Woodhead - Molex

NANO-FIT TPA V0 BLK 3 CKT

18088

2040594-3

2040594-3

TE Connectivity AMP Connectors

SEAL CAP HSG 4P, AMPSEAL16 SEA

547

177921-1

177921-1

TE Connectivity AMP Connectors

CONN PLATE DBL-LOCK 5POS NATURAL

17997

2103181-1

2103181-1

TE Connectivity AMP Connectors

CABLE SEAL RTNR, SIZE A, HVA280-

3497

MX44002XR1

MX44002XR1

JAE Electronics

CONN RETAINER 2POS 3.5MM

1623

3448-7964

3448-7964

3M

STRAIN RELIEF 64 POS

0

G125-9602002

G125-9602002

Harwin

HOOD PCB/PNL MNT GECKO SL 20POS

10

TST03AH00

TST03AH00

VEAM

TRI SNAP 3 CONT PLUG HOOD

0

1-1969541-8

1-1969541-8

TE Connectivity AMP Connectors

CONN PWR RETAINER ACCY

0

640643-5

640643-5

TE Connectivity AMP Connectors

CONN DUST COVER 5POS FEED THRU

990

104891-8

104891-8

TE Connectivity AMP Connectors

CONN TERMINATE COVER 80 POS .050

428

1729531801

1729531801

Woodhead - Molex

MICRO-FIT TERMINAL POSITION ASSU

2966

2292799-3

2292799-3

TE Connectivity AMP Connectors

CONN BACKSHELL 4POS

785

119983

119983

ERNI Electronics

IBRIDGE 2MM 04POS F HOUS RETAINR

800

3490-89140

3490-89140

3M

PULL TAB 40-60POSITION 891SERIES

795

3490-5

3490-5

3M

PULL TAB FOR 50 & 60POS SOCKET

365

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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