Structured Manufacturing Data (2026)

Handset Transducer

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

Acoustic-electrical conversion device in telephone handsets

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Product Specifications

Technical details and manufacturing context for Handset Transducer

Definition
A transducer component within Enterprise-Grade VoIP Desk Phone handsets that converts electrical signals to audible sound (speaker function) and converts sound waves to electrical signals (microphone function), enabling two-way voice communication through the handset.
Working Principle
Utilizes electromagnetic induction or piezoelectric principles to convert between electrical signals and sound waves. For speaker function, electrical signals create varying magnetic fields that move a diaphragm to produce sound. For microphone function, sound waves vibrate a diaphragm that generates corresponding electrical signals.
Common Materials
Neodymium magnets, Copper wire coils, Mylar/PET diaphragms, Plastic housing
Technical Parameters
  • Diameter of transducer diaphragm (mm) Standard Spec
Components / BOM
  • Voice Coil Part
    Converts electrical signals to magnetic force for diaphragm movement
    Material: Copper wire
  • Diaphragm Part
    Vibrates to produce sound waves or responds to sound pressure
    Material: Mylar/PET film
  • Magnet Assembly Part
    Provides static magnetic field for electromagnetic induction
    Material: Neodymium magnet

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Handset Transducer.

handset transducer for telephone manufacturing acoustic-electrical conversion device components neodymium magnet voice coil transducer PET diaphragm telephone handset parts OEM handset transducer BOM specifications

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric pressure only
other spec: Humidity: 10-90% RH non-condensing
temperature: -20°C to +60°C
Media Compatibility
✓ Air (acoustic waves) ✓ Telephone-grade audio signals ✓ Standard handset housing plastics
Unsuitable: High-moisture or corrosive gas environments
Sizing Data Required
  • Audio frequency range (Hz)
  • Required sensitivity (dB SPL/mV)
  • Handset form factor constraints

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Piezoelectric crystal degradation
Cause: Thermal cycling and mechanical stress leading to micro-cracks, depolarization, or delamination of the crystal element, often exacerbated by improper handling or exposure to extreme temperatures.
Acoustic coupling failure
Cause: Deterioration or contamination of the couplant material (e.g., dried-out gel, air bubbles, debris), improper surface preparation, or wear of the protective membrane, resulting in poor signal transmission and inaccurate readings.
Maintenance Indicators
  • Inconsistent or erratic readings during calibration checks, indicating potential internal component failure or coupling issues.
  • Audible buzzing, crackling, or complete silence from the transducer output when activated, suggesting electrical faults or damaged internal elements.
Engineering Tips
  • Implement regular calibration and performance verification using reference standards to detect early degradation and ensure measurement accuracy.
  • Follow strict handling protocols: store in a controlled environment, use appropriate couplants, clean surfaces before use, and avoid mechanical impacts to prevent physical damage to sensitive components.

Compliance & Manufacturing Standards

Reference Standards
ISO 5347-1:1993 - Methods for the calibration of vibration and shock pick-ups ANSI/ASA S1.15-1/Part 1:2018 - Measurement microphones - Part 1: Specifications for laboratory standard microphones DIN 45635-1:1984 - Measurement of airborne noise emitted by machines; enveloping surface method; basic requirements
Manufacturing Precision
  • Frequency response: +/- 1.5 dB from 20 Hz to 20 kHz
  • Sensitivity tolerance: +/- 1.0 dB at reference frequency
Quality Inspection
  • Acoustic calibration test using pistonphone or sound calibrator
  • Environmental testing (temperature/humidity cycling per IEC 60068-2-1)

Factories Producing Handset Transducer

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 your handset transducers?

Our transducers utilize premium materials including neodymium magnets for strong magnetic fields, copper wire coils for efficient electrical conduction, PET/Mylar diaphragms for optimal acoustic response, and durable plastic housing for protection.

What are the main components in your handset transducer BOM?

The bill of materials includes three key components: the diaphragm (typically PET/Mylar), the magnet assembly (using neodymium magnets), and the voice coil (copper wire wound assembly) - all working together for precise acoustic-electrical conversion.

How do handset transducers integrate with telephone manufacturing?

Handset transducers are essential components in telephone handset assembly, converting acoustic voice signals into electrical signals for transmission and vice versa for reception. They're designed to meet industry standards for computer, electronic and optical product manufacturing.

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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