D-Sub, D-Shaped Connectors - Backshells, Hoods

Image Part Number Description / PDF Quantity Rfq
300X11279X

300X11279X

CONEC

CONN BACKSHELL 15POS 180DEG SHLD

0

165X10879X

165X10879X

CONEC

CONN BACKSHELL 25P 45/180DEG SHD

0

15-004790

15-004790

CONEC

CONN BACKSHELL 37POS 180DEG SHLD

0

165X11659X

165X11659X

CONEC

CONN BACKSHELL 9P 40DEG SHLD SLV

0

165X14679X

165X14679X

CONEC

CONN BACKSHELL 25POS 45DEG SHLD

0

300X10879X

300X10879X

CONEC

CONN BACKSHELL 9POS 180DEG SHLD

0

165X15169X

165X15169X

CONEC

CONN BACKSHELL 9POS 180DEG BLACK

0

165X11359X

165X11359X

CONEC

CONN BACKSHELL 9P 45/180DEG SHLD

0

165X02739XE

165X02739XE

CONEC

CONN BACKSHELL 15POS 45DEG SHLD

0

165X14629X

165X14629X

CONEC

CONN BACKSHELL 25POS 180DEG SHLD

0

165X17379X

165X17379X

CONEC

CONN BACKSHELL 25POS 180DEG SHLD

0

165X11689XE

165X11689XE

CONEC

CONN BACKSHELL 37P 40/180DEG SHD

0

165X15319X

165X15319X

CONEC

CONN BACKSHELL 9POS 180DEG SHLD

0

165X15359X

165X15359X

CONEC

CONN BACKSHELL 50POS 180DEG SHLD

0

165X10419X

165X10419X

CONEC

CONN BACKSHELL 37POS 180DEG BLK

0

165X17979XE

165X17979XE

CONEC

Position Connector

0

165X02759X

165X02759X

CONEC

CONN BACKSHELL 37POS 45DEG SHLD

0

165X14689X

165X14689X

CONEC

CONN BACKSHELL 37POS 45DEG SHLD

0

165X13409X

165X13409X

CONEC

50 POS HOOD

0

165X10849X

165X10849X

CONEC

CONN BACKSHELL 37P 30/180DEG SHD

0

D-Sub, D-Shaped Connectors - Backshells, Hoods

1. Overview

D-Subminiature (D-Sub) connectors are electrical connectors with a D-shaped metal shell, providing reliable signal transmission and mechanical protection. Backshells and hoods are critical components that secure cable connections, provide strain relief, and protect against electromagnetic interference (EMI) and environmental factors. These components are essential in industrial, telecommunications, and medical applications where signal integrity and durability are paramount.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Standard BackshellsBasic strain relief and EMI shieldingIndustrial control systems
Panel-Mount BackshellsSecure connectors to panels or enclosuresTelecom rack equipment
EMI/RFI Shielded HoodsEnhanced shielding for high-frequency signalsMilitary communication devices
Cable Clamp BackshellsIntegrated cable clamping mechanismsFactory automation machinery
Weatherproof HoodsIP67-rated protection against moisture/dustOutdoor surveillance systems

3. Structure and Components

Typical backshells/hoods consist of: - Metal Shell: Aluminum or steel for EMI shielding and durability - Locking Mechanism: Screws, threaded couplings, or bayonet locks - Cable Entry: Threaded ports or clamping systems - Sealing Glands: Rubber gaskets for environmental protection - Mounting Features: Flanges or panel cutouts for secure installation

4. Key Technical Specifications

ParameterImportance
Shielding Effectiveness (100kHz-10GHz): 60-100dBMaintains signal integrity in high-noise environments
IP Rating (IP65-IP68)Determines protection against dust/water ingress
Operating Temperature: -55 C to +125 CEnsures reliability in extreme conditions
Vibration Resistance: 10-2000Hz, 10GPrevents disconnection in dynamic environments
Material Corrosion ResistanceExtends lifespan in industrial/chemical environments

5. Application Fields

  • Industrial Automation: PLCs, CNC machines, factory sensors
  • Telecommunications: Routers, base stations, fiber optic equipment
  • Medical Equipment: Imaging systems, patient monitors
  • Aerospace: Avionics, flight control systems
  • Railway: Signaling systems, onboard diagnostics

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
TE ConnectivityD-Sub Backshell 1-1417087-0EMI shielding, IP67 rated
Amphenol97-3107 SeriesPanel-mount with threaded coupling
Molex1055 SeriesIntegrated cable clamp, RoHS compliant
ITT CannonCDM BackshellMilitary-grade environmental protection

7. Selection Recommendations

Key considerations include: - Installation Type: Panel-mount vs. inline cable configurations - Environmental Demands: Temperature extremes, chemical exposure - Shielding Requirements: EMI levels in industrial vs. commercial settings - Mechanical Stress: Vibration levels in transportation applications - Compliance Standards: MIL-STD-810, IEC 60529 certifications

8. Industry Trends

Current development directions include: - Miniaturization while maintaining shielding performance - Integrated hybrid connectors for power/data transmission - Advanced materials (e.g., conductive polymers) for weight reduction - Smart backshells with built-in condition monitoring sensors - Increased adoption of IP67+ rated hoods in IoT edge devices

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