Structured Manufacturing Data (2026)

Shielded Cable Harness

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Shielded Cable Harness used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Shielded Cable Harness is characterized by the integration of Shielded Individual Cables and Connectors. In industrial production environments, manufacturers listed on CNFX commonly emphasize Copper conductors construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A shielded cable assembly designed to transmit electrical signals while protecting against electromagnetic interference (EMI) and radio frequency interference (RFI).

Product Specifications

Technical details and manufacturing context for Shielded Cable Harness

Definition
A shielded cable harness is a critical component within vibration sensor arrays that bundles multiple shielded cables together with connectors and protective sheathing. It ensures reliable transmission of sensitive vibration measurement signals from sensors to data acquisition systems by providing electromagnetic shielding, mechanical protection, and organized routing within industrial environments.
Working Principle
The shielded cable harness operates by using conductive shielding layers (typically braided copper or foil) around individual conductors or the entire cable bundle. This shielding creates a Faraday cage effect that blocks external electromagnetic interference from corrupting the sensitive vibration signals. The harness organizes multiple sensor connections into a single, protected assembly that maintains signal integrity while withstanding mechanical stress and environmental conditions.
Common Materials
Copper conductors, Polyethylene/PVC insulation, Copper braid shielding, Aluminum foil shielding, PVC/Nylon outer jacket
Technical Parameters
  • Overall harness diameter including shielding and protective layers (mm) Per Request
Components / BOM
  • Shielded Individual Cables Part
    Transmit vibration sensor signals with EMI protection
    Material: Copper conductors with foil/braid shielding
  • Connectors Part
    Interface between sensors, harness, and data acquisition equipment
    Material: Metal/plastic with gold-plated contacts
  • Outer Protective Sheath Part
    Provide mechanical protection and environmental sealing
    Material: PVC, polyurethane, or nylon
  • Strain Relief Part
    Prevent cable damage at connection points
    Material: Rubber or molded plastic

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Shielded Cable Harness.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
voltage: Up to 600V AC/DC (depending on insulation rating)
frequency: DC to 10 GHz (shielded performance)
temperature: -40°C to +125°C (operational), -55°C to +150°C (storage)
bending radius: Minimum 6x cable diameter (dynamic), 4x cable diameter (static)
shielding efficiency: ≥90 dB attenuation (typical for braided shield)
Media Compatibility
✓ Industrial automation control panels ✓ Medical imaging equipment ✓ Aerospace avionics systems
Unsuitable: High-voltage arc welding environments (extreme EMI/RFI beyond shielding capability)
Sizing Data Required
  • Required signal frequency/bandwidth
  • EMI/RFI attenuation level needed (dB)
  • Environmental exposure (temperature, moisture, chemicals)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Shield Degradation
Cause: Environmental exposure to moisture, chemicals, or UV radiation leading to corrosion or breakdown of the shielding material, compromising electromagnetic interference (EMI) protection and signal integrity.
Insulation Breakdown
Cause: Mechanical stress from vibration, bending, or abrasion against sharp edges, combined with thermal cycling, causing cracks or wear in the insulation, leading to short circuits or ground faults.
Maintenance Indicators
  • Visible shield fraying, corrosion, or exposed braiding at connection points or along the harness length.
  • Intermittent signal noise, data errors, or audible buzzing/humming in connected systems indicating EMI leakage or grounding issues.
Engineering Tips
  • Implement proper strain relief and secure routing away from sharp edges or high-vibration zones using clamps or conduits to minimize mechanical stress.
  • Apply protective coatings or sleeves in harsh environments and ensure all shield terminations are properly grounded to maintain EMI integrity.

Compliance & Manufacturing Standards

Reference Standards
ISO 6722: Road vehicles - 60 V and 600 V single-core cables ANSI/SAE AS50881: Wiring Aerospace Vehicle DIN EN 50382: Railway applications - Railway rolling stock cables
Manufacturing Precision
  • Conductor diameter: +/-0.05mm
  • Shielding coverage: >95%
Quality Inspection
  • Continuity and insulation resistance test
  • Shielding effectiveness test (per MIL-STD-461)

Factories Producing Shielded Cable Harness

Manufacturer profiles with relevant production capability in China

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What are the key benefits of using a shielded cable harness in electronic manufacturing?

Shielded cable harnesses provide critical protection against electromagnetic interference (EMI) and radio frequency interference (RFI), ensuring signal integrity, reducing data errors, and improving overall system reliability in sensitive electronic applications.

How does the dual shielding (copper braid + aluminum foil) enhance performance?

The combination of copper braid shielding (for high-frequency interference) and aluminum foil shielding (for low-frequency interference) creates comprehensive EMI/RFI protection across a broad frequency spectrum, offering superior performance compared to single-shield designs.

What industries commonly use these shielded cable assemblies?

These harnesses are essential in computer manufacturing, telecommunications equipment, medical devices, industrial automation systems, aerospace electronics, and any application where signal integrity must be maintained in electrically noisy environments.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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