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

Image Part Number Description / PDF Quantity Rfq
165X16459X

165X16459X

CONEC

CONN BACKSHELL 9POS 45DEG SHLD

0

165X10159X

165X10159X

CONEC

CONN BACKSHELL 25POS 180DEG BLK

0

5747099-1

5747099-1

TE Connectivity AMP Connectors

CONN BACKSHELL 15POS 180DEG SHLD

220

61030010014

61030010014

HARTING

Position Connector

9

600X517025X

600X517025X

CONEC

25 POS M SHIELDED PLASTIC CAP

0

ACOV-SUB-37MB34

ACOV-SUB-37MB34

ASSMANN WSW Components

CONN BACKSHELL 37POS 45DEG SHLD

50

207345-2

207345-2

TE Connectivity AMP Connectors

CONN BACKSHELL 25P 90/180DEG BLK

0

09670090436

09670090436

HARTING

CONN BACKSHELL 9POS 180DEG BLACK

79

973-025-020R121

973-025-020R121

NorComp

CONN BACKSHELL 25POS 180DEG SHLD

469

17E-1657-15

17E-1657-15

Storage & Server IO (Amphenol ICC)

CONN BACKSHELL 15POS 180DEG SHLD

945

5205732-1

5205732-1

TE Connectivity AMP Connectors

CONN BACKSHELL 50P 45/180DEG BLK

160

5748677-1

5748677-1

TE Connectivity AMP Connectors

CONN BACKSHELL 9POS 180DEG SHLD

1125

5206471-1

5206471-1

TE Connectivity AMP Connectors

CONN BACKSHELL 15P 180DEG GRY

21

5745653-3

5745653-3

TE Connectivity AMP Connectors

CONN BACKSHELL 25POS 90DEG SHLD

32

AGP 15 G-NEW

AGP 15 G-NEW

ASSMANN WSW Components

CONN BACKSHELL 15POS 180DEG BLK

464

165X11299XE

165X11299XE

CONEC

CONN BACKSHELL 25P 45/180DEG BLK

173

165X10389XE

165X10389XE

CONEC

CONN BACKSHELL 9POS 180DEG BLACK

73

863093C25ALF

863093C25ALF

Storage & Server IO (Amphenol ICC)

CONN BACKSHELL 25POS 90DEG BLACK

105

972-015-01SR011

972-015-01SR011

NorComp

CONN BACKSHELL 15POS 180DEG BLK

0

ACOV-SUB-15MB35

ACOV-SUB-15MB35

ASSMANN WSW Components

CONN BACKSHELL 15POS 45DEG SHLD

79

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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