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

Image Part Number Description / PDF Quantity Rfq
5749190-1

5749190-1

TE Connectivity AMP Connectors

CONN BACKSHELL 20POS 180DEG SHLD

364

17E-1657-25

17E-1657-25

Storage & Server IO (Amphenol ICC)

CONN BACKSHELL 25POS 180DEG SHLD

391

ACOV-SUB-09MB8

ACOV-SUB-09MB8

ASSMANN WSW Components

CONN BACKSHELL 9POS 180DEG SHLD

50

165X02629X

165X02629X

CONEC

CONN BACKSHELL 25POS 180DEG SHLD

233

ACOV-SUB-15MB32

ACOV-SUB-15MB32

ASSMANN WSW Components

CONN BACKSHELL 15POS 180DEG SHLD

46

ACOV-SUB-09MB35

ACOV-SUB-09MB35

ASSMANN WSW Components

CONN BACKSHELL 9P 45DEG SHLD SLV

3650

1727040115

1727040115

Woodhead - Molex

CONN BACKSHELL 15P 90/180DEG GRY

138100

5749192-1

5749192-1

TE Connectivity AMP Connectors

CONN BACKSHELL 40POS 180DEG SHLD

280

3357-6537-1C

3357-6537-1C

3M

CONN BACKSHELL 37POS 45DEG SHLD

485

165X13439XE

165X13439XE

CONEC

CONN BACKSHELL 25POS 90DEG BLACK

28

5-885000-3

5-885000-3

TE Connectivity AMP Connectors

CONN BACKSHELL 25POS 180DEG BLK

86

A97002-015

A97002-015

Omnetics

MICRO-D R/A BACKSHELL 15POS

24

979-037-010R031

979-037-010R031

NorComp

CONN BACKSHELL 37POS 180DEG GRAY

61

AGP 25 G-NEW

AGP 25 G-NEW

ASSMANN WSW Components

CONN BACKSHELL 25POS 180DEG BLK

244

86303638BLF

86303638BLF

Storage & Server IO (Amphenol ICC)

CONN BACKSHELL 15POS 180DEG BLK

2205

165X13429XE

165X13429XE

CONEC

CONN BACKSHELL 15POS 90DEG BLACK

160

ACOV-SUB-09NB14

ACOV-SUB-09NB14

ASSMANN WSW Components

CONN BACKSHELL 9POS 180DEG GRAY

134

300X10179X

300X10179X

CONEC

CONN BACKSHELL 15POS 180DEG GRAY

572

5745175-5

5745175-5

TE Connectivity AMP Connectors

CONN BACKSHELL 50POS 180DEG SHLD

69

09670500538

09670500538

HARTING

CONN BACKSHELL 50POS 180DEG SHLD

3

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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