Structured Manufacturing Data (2026)

Speaker Driver

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Speaker Driver 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 Speaker Driver is characterized by the integration of Voice Coil and Magnet Assembly. In industrial production environments, manufacturers listed on CNFX commonly emphasize Neodymium magnet construction to support stable, high-cycle operation across diverse manufacturing scenarios.

The electroacoustic transducer that converts electrical audio signals into sound waves within a speaker system.

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Product Specifications

Technical details and manufacturing context for Speaker Driver

Definition
A critical component of the Primary Hub Speaker responsible for converting electrical signals from the amplifier into mechanical vibrations that produce audible sound. It consists of a diaphragm (cone), voice coil, magnet assembly, and suspension system that work together to create precise acoustic output.
Working Principle
When an electrical audio signal passes through the voice coil suspended in a magnetic field, it creates electromagnetic forces that cause the coil and attached diaphragm to move back and forth, displacing air to generate sound waves corresponding to the input signal.
Common Materials
Neodymium magnet, Copper voice coil, Paper/polymer diaphragm, Aluminum frame
Technical Parameters
  • Driver diameter indicating the size of the diaphragm (mm) Standard Spec
Components / BOM
  • Voice Coil Part
    Converts electrical signals into mechanical motion through electromagnetic interaction
    Material: Copper/aluminum wire
  • Magnet Assembly Part
    Provides a permanent magnetic field for the voice coil to interact with
    Material: Neodymium/ferrite magnet
  • Diaphragm (Cone) Part
    Moves air to create sound waves based on voice coil vibrations
    Material: Paper/polymer composite
  • Suspension (Spider & Surround) Part
    Centers the voice coil and provides restoring force for diaphragm movement
    Material: Polymer foam/rubber

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Speaker Driver.

neodymium magnet speaker driver copper voice coil transducer paper diaphragm speaker component aluminum frame audio driver electroacoustic transducer BOM

Applied To / Applications

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

Primary Hub Speaker
View system integration details
Satellite Speaker Unit
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 1.5 bar
other spec: Humidity: 20-80% RH, Power Handling: 50-500W RMS
temperature: -20°C to 70°C
Media Compatibility
✓ Indoor Air ✓ Dry Environments ✓ Controlled Atmosphere
Unsuitable: Submerged or High-Moisture Environments
Sizing Data Required
  • Desired Sound Pressure Level (SPL)
  • Frequency Response Range
  • Enclosure Volume/Type

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Voice Coil Overheating
Cause: Excessive power input or prolonged operation at high volumes causing thermal degradation of coil insulation and adhesive bonds, leading to short circuits or mechanical failure.
Suspension Fatigue and Tearing
Cause: Cyclic mechanical stress from repeated cone movement, combined with environmental factors like humidity or UV exposure, degrading the flexible surround material over time.
Maintenance Indicators
  • Audible distortion or rattling at specific frequencies, indicating mechanical interference or loose components.
  • Reduced output volume or muffled sound quality, suggesting voice coil misalignment or magnet gap contamination.
Engineering Tips
  • Implement power limiting and thermal monitoring to prevent voice coil overheating, ensuring operation within manufacturer's thermal and power ratings.
  • Regularly inspect and clean the driver assembly, focusing on the suspension and magnet gap, while avoiding mechanical stress during handling to prevent premature wear.

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality Management Systems CE Marking - Directive 2014/35/EU (Low Voltage) IEC 60268-5:2018 - Loudspeakers
Manufacturing Precision
  • Voice Coil Gap: +/-0.05mm
  • Diaphragm Thickness: +/-0.02mm
Quality Inspection
  • Frequency Response Test
  • Impedance and T/S Parameter Verification

Factories Producing Speaker Driver

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 materials are used in this speaker driver?

This driver features a neodymium magnet for strong magnetic fields, copper voice coil for efficient electrical conduction, paper/polymer diaphragm for sound reproduction, and aluminum frame for durability.

What are the main components in the speaker driver BOM?

The bill of materials includes voice coil, magnet assembly, diaphragm (cone), and suspension system (spider & surround) for optimal audio performance.

How does this driver convert electrical signals to sound?

As an electroacoustic transducer, it receives electrical audio signals that move the voice coil within the magnetic field, vibrating the diaphragm to produce precise sound waves.

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 Computer, Electronic and Optical Product 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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