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

Image Part Number Description / PDF Quantity Rfq
165X02639XE

165X02639XE

CONEC

CONN BACKSHELL 37POS 180DEG SHLD

567

600X51209X

600X51209X

CONEC

9 POS DIE CAST HOOD TOP ENTRY

40

600X57009X

600X57009X

CONEC

9 POS HOOD OLD # 165X02849A

262

165X11319XE

165X11319XE

CONEC

CONN BACKSHELL 9P 45/180DEG SHLD

35

165X10169XE

165X10169XE

CONEC

CONN BACKSHELL 37POS 180DEG BLK

17

165X10949X

165X10949X

CONEC

CONN BACKSHELL 50POS 180DEG SHLD

49

165X13029X

165X13029X

CONEC

CONN BACKSHELL 15P 45/180DEG BLK

64

165X02699X

165X02699X

CONEC

CONN BACKSHELL 15POS 45DEG SHLD

50

165X17329X

165X17329X

CONEC

CONN BACKSHELL 25POS 180DEG SHLD

0

165X13499X

165X13499X

CONEC

CONN BACKSHELL 37POS 180DEG SHLD

29

165X03349AE

165X03349AE

CONEC

50 POS HOOD LONG J.S UNC.4-40

0

165X14839XE

165X14839XE

CONEC

CONN BACKSHELL 25POS 180DEG BLK

3

165X17349X

165X17349X

CONEC

CONN BACKSHELL 50POS 180DEG SHLD

414

165X02619XE

165X02619XE

CONEC

CONN BACKSHELL 15POS 180DEG SHLD

317

165X15019X

165X15019X

CONEC

CONN BACKSHELL 9POS 180DEG

17

165X11889XE

165X11889XE

CONEC

CONN BACKSHELL 25P 90/180DEG GRY

0

165X02609X

165X02609X

CONEC

CONN BACKSHELL 9POS 180DEG SHLD

289

165X16549X

165X16549X

CONEC

CONN BACKSHELL 50P 45/180DEG BLK

47

165X10419XE

165X10419XE

CONEC

CONN BACKSHELL 37POS 180DEG BLK

0

165X11289XE

165X11289XE

CONEC

CONN BACKSHELL 15P 45/180DEG BLK

49

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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