Rectangular Connectors - Accessories

Image Part Number Description / PDF Quantity Rfq
02529000004

02529000004

HARTING

HAR MODULAR P MODULE FEMALE STRA

0

27710400001

27710400001

HARTING

HLNK 4 CAVITIES BRACKET

0

02095001014

02095001014

HARTING

HAR-MODULAR FIXING RAIL, 26 X 2.

300

02529000001

02529000001

HARTING

HAR MODULAR P MODULE FEMALE STRA

300

09350006190

09350006190

HARTING

CODING PINS HAN PUSHPULL POWER 4

35

02095001029

02095001029

HARTING

HAR-MODULAR FIXING RAIL, 56 X 2.

0

02529000002

02529000002

HARTING

HAR MODULAR P MODULE FEMALE STRA

300

0918506900258U

0918506900258U

HARTING

SEK PCRAIN RELIEF CLAMP FE 06P B

0

02095001018

02095001018

HARTING

HAR-MODULAR FIXING RAIL, 34 X 2.

300

02095001017

02095001017

HARTING

HAR-MODULAR FIXING RAIL, 32 X 2.

0

09180009901

09180009901

HARTING

SEK-18 ACC.CODE PIN FEMALE

87

02529010401

02529010401

HARTING

HAR MODULAR M1 MODULE FEMALE STR

300

02529000003

02529000003

HARTING

HAR MODULAR T MODULE FEMALE STRA

300

02095001013

02095001013

HARTING

HAR-MODULAR FIXING RAIL, 24 X 2.

0

02519010401

02519010401

HARTING

HAR MODULAR M1 MODULE MALE ANGLE

0

09185509002

09185509002

HARTING

SEK-18 ACCPCRAIN RELIEF CLAMP F

182

15290260503000

15290260503000

HARTING

HAR-FLEX STRAIN RELIEF FOR IDC C

0

02095001004

02095001004

HARTING

HAR-MODULAR FIXING RAIL, 6 X 2.5

300

09350025411

09350025411

HARTING

HAN PUSHPULL DUPC CAP PLUG IP65

59

02519000003

02519000003

HARTING

HAR-MODULAR T MODULE MALE ANGLED

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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