Circular Connectors - Backshells and Cable Clamps

Image Part Number Description / PDF Quantity Rfq
KTKK-1111C

KTKK-1111C

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ B

0

TX40SJ00-1414

TX40SJ00-1414

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 15D M22

0

TXR18AB00B3618AI

TXR18AB00B3618AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 36 OLIVE

0

TXR18AB00-1610AI2

TXR18AB00-1610AI2

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 16 16S

0

TXR40SC00-2416AI

TXR40SC00-2416AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 25J SLVR

0

TX40AB00-1410H

TX40AB00-1410H

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 15D OLIVE

0

TXR15AZ00-1010BI

TXR15AZ00-1010BI

TE Connectivity Aerospace Defense and Marine

TXR15AZ00-1010BI

0

TXR54AB90-1005AI

TXR54AB90-1005AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 10-10SL

0

TX40AB45-2207

TX40AB45-2207

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 23H OLIVE

0

TXR41AC00-1406BI

TXR41AC00-1406BI

TE Connectivity Aerospace Defense and Marine

TXR41AC00-1406BI

0

TXR54SJ00-2820AI

TXR54SJ00-2820AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 28

0

TXR21AB45-1408AI2

TXR21AB45-1408AI2

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 14 OLIVE

0

TX41AB00-1207

TX41AB00-1207

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ12 13 OLIV

0

TX54AB00-1807

TX54AB00-1807

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ18 27 OLIV

0

CM4300-000

CM4300-000

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 11B OLIVE

0

TXR54AB00-1416AI2

TXR54AB00-1416AI2

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 12-14S

0

TXR54AB90-1004BI

TXR54AB90-1004BI

TE Connectivity Aerospace Defense and Marine

TXR54AB90-1004BI

0

TXR40AC00-1210BI

TXR40AC00-1210BI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 13C SLVR

0

209M416-19B

209M416-19B

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 17E OLIVE

50

TXR32AB00-3618AI

TXR32AB00-3618AI

TE Connectivity Aerospace Defense and Marine

CONN BACKSHELL ADPT SZ 36 OLIVE

0

Circular Connectors - Backshells and Cable Clamps

1. Overview

Circular connectors backshells and cable clamps are critical electromechanical components that ensure secure cable termination, strain relief, and environmental protection in connector systems. Backshells provide mechanical support and shielding for cable-connector junctions, while cable clamps offer strain relief by securing cables to panels or equipment. These components are essential in maintaining signal integrity, preventing mechanical failure, and meeting industry-specific environmental standards across aerospace, industrial automation, and medical device applications.

2. Main Types and Functional Classification

TypeFunction FeaturesApplication Examples
Metal BackshellsEMI/RFI shielding, high durability, threaded couplingAerospace avionics systems
Plastic BackshellsLightweight, corrosion-resistant, quick-install designIndustrial IoT sensors
360 Cable ClampsFull-circle compression, vibration resistanceRobotics joint actuators
Split-shell ClampsField-installable, adjustable diameter rangeMarine communication systems
EMI Shielded ClampsIntegrated conductive gaskets, grounding contactsMilitary radar equipment

3. Structure and Components

Typical backshell assembly consists of: - Housing (aluminum alloy or thermoplastic) - Cable entry port with sealing ring (IP67 rated) - Strain relief mechanism (serrated clamping ring) - EMI shielding fingers (for metallic versions) - Panel mounting threads (UNF or metric) Cable clamp structure includes: - Two-part housing (upper/lower halves) - Elastomer compression sleeve - Threaded locking screws - Cable contact surface (textured for grip) - Optional grounding tab

4. Key Technical Specifications

ParameterValue RangeImportance
Material Temperature Range-55 C to +150 COperational reliability in extreme environments
IP Protection RatingIP65-IP68Dust/water ingress prevention
Cable Diameter Range2-25mmCompatibility with various cable sizes
Insertion Force0.5-5NImpact on field installation efficiency
Shielding Effectiveness60-100dBSignal integrity maintenance
Vibration Resistance10-2000Hz, 10GAerospace/military compliance

5. Application Fields

  • Aerospace: Flight control systems, satellite communication arrays
  • Medical: MRI scanners, patient monitoring equipment
  • Industrial: CNC machine cabling, factory automation sensors
  • Transportation: Rail signaling systems, EV battery connectors
  • Defense: Tactical radio systems, weapon guidance electronics

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
TE ConnectivityDuronic MS BackshellQuick-disconnect, MIL-DTL-38999 compliant
AmphenolSeries 5000 Cable ClampMulti-cable capacity, IP68 rated
MolexToughCrimp Shielded Backshell10G EMI shielding, vibration proof
Weidm llerPROFIBUS Cable ClampFieldbus protocol optimized design

7. Selection Recommendations

Key selection criteria include: - Environmental factors (temperature, humidity, chemical exposure) - Cable geometry (diameter, jacket material) - Mechanical requirements (vibration, pull-out force) - EMI/RFI shielding needs - Installation constraints (tool access, maintenance frequency) - Compliance standards (MIL-SPEC, IEC 60529) Example: For offshore wind turbine sensors, select stainless steel backshells with IP68 clamps and neoprene sealing to withstand saltwater corrosion and mechanical shock.

8. Industry Trends

Current development trends include: - Hybrid connectors integrating optical and electrical backshells - Additive manufacturing for custom cable clamp geometries - Smart clamps with embedded strain gauges for condition monitoring - Nano-coatings for enhanced corrosion resistance - Miniaturization for UAV and wearable medical device applications - Sustainability focus: Recyclable thermoplastic formulations

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