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

Image Part Number Description / PDF Quantity Rfq
17E18272

17E18272

Storage & Server IO (Amphenol ICC)

37 SIZE D SUB BACKSHELL

0

8655MHRA0901KLF

8655MHRA0901KLF

Storage & Server IO (Amphenol ICC)

BACKSHELL DSUB

70

8655MHRA2501KLF

8655MHRA2501KLF

Storage & Server IO (Amphenol ICC)

BACKSHELL DSUB

117

L17DTZK09KM30KFMT

L17DTZK09KM30KFMT

Storage & Server IO (Amphenol ICC)

D SUB BACKSHELL

0

L17DTZI09KFM

L17DTZI09KFM

Storage & Server IO (Amphenol ICC)

D SUB BACKSHELL

0

86553329BLF

86553329BLF

Storage & Server IO (Amphenol ICC)

CONN BACKSHELL 9POS 180DEG

0

8655MHRA5002LF

8655MHRA5002LF

Storage & Server IO (Amphenol ICC)

BACKSHELL DSUB

0

8655MH3701BKLF

8655MH3701BKLF

Storage & Server IO (Amphenol ICC)

BACKSHELL DSUB

0

L17DTZK50KFMT

L17DTZK50KFMT

Storage & Server IO (Amphenol ICC)

D SUB BACKSHELL

0

L17DSSK15TP

L17DSSK15TP

Storage & Server IO (Amphenol ICC)

D SUB BACKSHELL

0

L17DTZK37KFMT

L17DTZK37KFMT

Storage & Server IO (Amphenol ICC)

D SUB BACKSHELL

0

8655MH3702LF

8655MH3702LF

Storage & Server IO (Amphenol ICC)

DSUB METAL HOOD 37

0

8655MHRA2502LF

8655MHRA2502LF

Storage & Server IO (Amphenol ICC)

BACKSHELL DSUB

0

8655MH1502BKLF

8655MH1502BKLF

Storage & Server IO (Amphenol ICC)

BACKSHELL DSUB

0

L17DTZI09M30KFM

L17DTZI09M30KFM

Storage & Server IO (Amphenol ICC)

D SUB BACKSHELL

0

L17DTZI15M30KFM

L17DTZI15M30KFM

Storage & Server IO (Amphenol ICC)

D SUB BACKSHELL

0

L17DPPK37TM

L17DPPK37TM

Storage & Server IO (Amphenol ICC)

D SUB BACKSHELL

0

8655MHRA0903LF

8655MHRA0903LF

Storage & Server IO (Amphenol ICC)

BACKSHELL DSUB

0

8655MHRA0902LF

8655MHRA0902LF

Storage & Server IO (Amphenol ICC)

BACKSHELL DSUB

0

L17DTZI25M30KFM

L17DTZI25M30KFM

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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