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

Image Part Number Description / PDF Quantity Rfq
17E165750

17E165750

Storage & Server IO (Amphenol ICC)

CONN BACKSHELL 50POS 180DEG SHLD

606

8630CH15UNCLF

8630CH15UNCLF

Storage & Server IO (Amphenol ICC)

CONN BACKSHELL 15POS 180DEG GRAY

312

971-025-030R121

971-025-030R121

NorComp

CONN BACKSHELL 25POS 45DEG SHLD

438

1731110008

1731110008

Woodhead - Molex

CONN BACKSHELL 9POS 90DEG GRAY

173

955-015-020R121

955-015-020R121

NorComp

CONN BACKSHELL 15P 45/180DEG SHD

87

ACOV-SUB-37MB35

ACOV-SUB-37MB35

ASSMANN WSW Components

CONN BACKSHELL 37POS 45DEG SHLD

50

970-015-040R011

970-015-040R011

NorComp

CONN BACKSHELL 15POS 180DEG SHLD

45

ACOV-SUB-09MB42

ACOV-SUB-09MB42

ASSMANN WSW Components

CONN BACKSHELL 9POS 180DEG SHLD

74

3357-6509-1C

3357-6509-1C

3M

CONN BACKSHELL 9P 45DEG SHLD SLV

375

5206478-1

5206478-1

TE Connectivity AMP Connectors

CONN BACKSHELL 9P 45/180DEG BLK

600

981-015-030R121

981-015-030R121

NorComp

CONN BACKSHELL 15POS 90DEG SHLD

252

5205730-1

5205730-1

TE Connectivity AMP Connectors

CONN BACKSHELL 15P 45/180DEG BLK

163

DX-50-CV3

DX-50-CV3

Hirose

CONN HOOD 50PIN

0

971-037-030R121

971-037-030R121

NorComp

CONN BACKSHELL 37POS 45DEG SHLD

310

1-5206478-2

1-5206478-2

TE Connectivity AMP Connectors

CONN BACKSHELL 25P 45/180DEG BLK

103

ACOV-SUB-09NB18

ACOV-SUB-09NB18

ASSMANN WSW Components

CONN BACKSHELL 9POS 180DEG GREEN

171

980-2000-347

980-2000-347

VEAM

CONN BACKSHELL 25POS 180DEG SHLD

350

ACOV-SUB-25NB17

ACOV-SUB-25NB17

ASSMANN WSW Components

CONN BACKSHELL 25POS 180DEG YLW

81

618009214622

618009214622

Würth Elektronik Midcom

WR-DSUB PLASTIC HOOD SMALL TOP E

90

L17DTZK15KFMT

L17DTZK15KFMT

Storage & Server IO (Amphenol ICC)

D SUB BACKSHELL

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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