Structured Manufacturing Data (2026)

Cable Gland

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Cable Gland used in the Electrical Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Cable Gland is characterized by the integration of Gland Body and Compression Nut. In industrial production environments, manufacturers listed on CNFX commonly emphasize Brass construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A mechanical device used to securely attach and seal the end of an electrical cable to equipment, providing strain relief and environmental protection.

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Product Specifications

Technical details and manufacturing context for Cable Gland

Definition
A cable gland is a critical component within a terminal box that serves as the entry point for electrical cables. It provides a secure, sealed connection that prevents cable pull-out, protects against dust and moisture ingress, and maintains the integrity of the terminal box's enclosure. Cable glands ensure proper cable management and contribute to the overall safety and reliability of electrical installations.
Working Principle
The cable gland works by mechanically clamping onto the cable's outer sheath using a compression nut and sealing ring. As the nut is tightened, it compresses the sealing ring against the cable and the gland body, creating a watertight and dustproof seal while also providing strain relief to prevent tension on the internal cable connections.
Common Materials
Brass, Stainless Steel, Nylon, Neoprene
Technical Parameters
  • Cable diameter range the gland is designed to accommodate (mm) Per Request
Components / BOM
  • Gland Body Part
    Main structural component that threads into the terminal box and houses other parts
    Material: Brass or Stainless Steel
  • Compression Nut Part
    Threads onto the gland body to compress the sealing ring and clamp the cable
    Material: Brass or Nylon
  • Sealing Ring Part
    Creates a watertight and dustproof seal between the cable and gland body
    Material: Neoprene or Silicone
  • Locking Ring Part
    Prevents the compression nut from loosening due to vibration
    Material: Steel or Nylon

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Cable Gland.

IP68 waterproof cable gland brass explosion proof cable gland stainless steel strain relief gland NEMA 4X industrial cable connector hazardous location cable sealing fitting

Applied To / Applications

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

Terminal Box
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Connection Head
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Connection Head / Terminal Block
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Electrical Connection Box
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Sensor Housing
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Mounting Enclosure
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Electronics Housing
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Terminal Box/Connection Head
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Protective Housing
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Ruggedized Enclosure
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Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: IP68 rating (submersible to 1m depth for 30 min), typical pressure rating: 0-10 bar
other spec: Cable diameter range: 3mm to 75mm, ingress protection: IP66/IP68, material ratings: UL94 V-0/V-2
temperature: -40°C to +105°C (standard), up to +120°C (special compounds)
Media Compatibility
✓ PVC jacketed cables ✓ Rubber insulated cables ✓ Armored cables (SWA)
Unsuitable: Continuous immersion in aggressive chemicals (acids, strong solvents)
Sizing Data Required
  • Cable outer diameter (mm)
  • Number of cable entries required
  • Environmental protection rating needed (IP/NEMA)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Ingress of contaminants (moisture, dust, chemicals)
Cause: Incorrect gland selection for environment, improper sealing due to inadequate compression or damaged seals, or installation errors like incorrect cable diameter matching
Cable pull-out or mechanical damage
Cause: Insufficient gland tightening leading to loss of grip, vibration-induced loosening, or excessive cable stress from improper bending radius or external forces
Maintenance Indicators
  • Visible moisture, corrosion, or debris accumulation inside the gland or at cable entry points
  • Audible arcing, crackling sounds, or physical movement/looseness of the gland when touched
Engineering Tips
  • Select glands with appropriate IP/NEMA ratings and material compatibility (e.g., brass for corrosive environments, stainless steel for washdown areas) and verify cable diameter matches gland specifications precisely
  • Use proper torque during installation, apply periodic re-tightening schedules in high-vibration areas, and ensure cable bending radius exceeds manufacturer minimums to prevent stress concentrations

Compliance & Manufacturing Standards

Reference Standards
IEC 62444:2010 (Cable glands for electrical installations) ISO 9001:2015 (Quality management systems) EN 50262:1998 (Cable glands for electrical installations)
Manufacturing Precision
  • Thread pitch tolerance: +/-0.05mm per thread
  • Sealing surface flatness: 0.1mm maximum deviation
Quality Inspection
  • IP rating ingress protection test (e.g., IP68)
  • Torque resistance test for mechanical strength

Factories Producing Cable Gland

Manufacturer profiles with relevant production capability in China

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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 IP rating do your cable glands provide for environmental protection?

Our cable glands offer IP68-rated protection, ensuring complete dust-tight sealing and waterproof performance for submerged applications up to specified depths and durations.

Which material is best for corrosive industrial environments?

Stainless steel (typically 316 grade) provides optimal corrosion resistance for harsh environments like chemical plants, marine applications, and food processing facilities.

How do cable glands provide strain relief for electrical cables?

The compression nut and locking ring system creates mechanical grip on the cable sheath, preventing tension from transferring to internal electrical connections and reducing wire pull-out risk.

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 for Electrical Equipment Manufacturing.

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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