Industry-Verified Manufacturing Data (2026)

Handset Transducer

Based on aggregated insights from multiple verified 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

View Full Specifications Explore Manufacturing Sources

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
    Converts electrical signals to magnetic force for diaphragm movement
    Material: Copper wire
  • Diaphragm
    Vibrates to produce sound waves or responds to sound pressure
    Material: Mylar/PET film
  • Magnet Assembly
    Provides static magnetic field for electromagnetic induction
    Material: Neodymium magnet
Engineering Reasoning
20-20000 Hz, 94-126 dB SPL input, -45 to +45 dBV output
Coil temperature exceeding 155°C (Class F insulation limit), diaphragm displacement exceeding ±0.5 mm from neutral position, voice coil DC resistance change >10% from nominal 32Ω
Design Rationale: Thermal degradation of enamel insulation at 155°C causing inter-turn short circuits, plastic deformation of phosphor bronze suspension at yield stress >275 MPa, demagnetization of neodymium magnet at Curie temperature 310°C
Risk Mitigation (FMEA)
Trigger AC line transient exceeding 2.5 kV with 1.2/50 μs waveform
Mode: Piezoelectric crystal depolarization reducing sensitivity by >6 dB
Strategy: Gas discharge tube with DC breakdown voltage 90V ±20% across transducer terminals
Trigger Mechanical shock exceeding 1000 g for 0.5 ms duration
Mode: Aluminum voice coil former separation from polyimide diaphragm at adhesive bond strength <15 MPa
Strategy: Epoxy underfill with Young's modulus 2.8 GPa filling 95% of magnetic gap volume

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 DNA

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

Verified manufacturers with capability to produce this product in China

Add your factory

✓ 98% Supplier Capability Match Found

P Procurement Specialist from Singapore Jan 11, 2026
★★★★★
"Great transparency on the Handset Transducer components. Essential for our Computer, Electronic and Optical Product Manufacturing supply chain."
Technical Specifications Verified
T Technical Director from Germany Jan 08, 2026
★★★★★
"The Handset Transducer we sourced perfectly fits our Computer, Electronic and Optical Product Manufacturing production line requirements."
Technical Specifications Verified
P Project Engineer from Brazil Jan 05, 2026
★★★★★
"Found 29+ suppliers for Handset Transducer on CNFX, but this spec remains the most cost-effective."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

15 sourcing managers are analyzing this specification now. Last inquiry for Handset Transducer from Thailand (1h ago).

Supply Chain Compatible Machinery & Devices

Modular Industrial Edge Computing Device

Rugged computing platform for industrial data processing at the network edge

Explore Specs →
Industrial Smart Camera Module

Embedded vision system for industrial automation and quality inspection.

Explore Specs →
Industrial Wireless Power Transfer Module

Wireless power transfer module for industrial equipment applications

Explore Specs →
Industrial Smart Sensor Module

Modular industrial sensor with embedded processing and wireless connectivity

Explore Specs →

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 Specifications verified by CNFX Industrial Index (v2.6.03) for Computer, Electronic and Optical Product Manufacturing sector.

Get Quote for Handset Transducer

Request technical pricing, lead times, or customized specifications for Handset Transducer directly from verified manufacturing units.

Your business information is encrypted and only shared with verified Handset Transducer suppliers.

Thank you! Your message has been sent. We'll respond within 1–3 business days.
Thank you! Your message has been sent. We'll respond within 1–3 business days.

Need to Manufacture Handset Transducer?

Connect with verified factories specializing in this product category

Add Your Factory Contact Us
Previous Product
Handle Connector
Next Product
Hardware Accelerator