Acoustic
High-precision filter fabrics from Sefar protect sensitive components in mobile devices, audio technology, and automotive applications, while ensuring optimal sound and audio quality.
Clear Sound and Reliable Protection with Acoustic Filtration Solutions
Highest Precision for Demanding Acoustic Applications
Sefar acoustic filter fabrics ensure optimal sound quality and device performance while protecting sensitive components from dust, moisture, and particles.
Outstanding Quality and Protection
Our filtration solutions cover a broad range of acoustic impedance values to ensure precise sound tuning and audio clarity in speakers, microphones, receivers, and drivers. This includes ribbons, rolls, tapes, and semi-finished products made from the finest yarns with optimized mesh openings. The fabrics can also serve as design elements in mobile devices, audio systems, and automotive interiors.
High performance and protection for smartphones, smartwatches, tablets, wearables, headphones, accessories, and portable speakers.
Optimized Acoustics for Mobile Speaker Systems
Our acoustic fabrics ensure excellent sound transmission and protect internal components from dust, liquids, and particles. Designed for compact mobile devices, they meet strict acoustic, mechanical, and aesthetic demands, and can be manufactured to specific properties for heat, humidity, and pressure. The fabrics feature precise and uniform mesh openings, enabling easy integration into modern designs.
Products: SEFAR® ACOUSTIC HF
Sensitive audio equipment requires clarity, linear transmission, and protection from environmental contamination.
Professional Audio Equipment
Precise and reliable filter fabrics maintain optimal acoustic transmission, protect components, and improve sound quality. Ideal for microphones, headphones, and hearing aids, the fabrics feature uniform mesh openings for easy integration into a range of audio devices.
Products: SEFAR® ACOUSTIC HF
Effective filter fabrics maintain sound quality and voice recognition while withstanding temperature shifts, vibrations, and contamination.
In-Vehicle Audio Technology
As the use of voice control in vehicles becomes more widespread, our reliable and robust acoustic meshes provide high sound quality, resist vibration, and protect against dust and moisture. Designed for harsh conditions and long-term use, these fabrics ensure lasting acoustic functionality on the road.
Products: SEFAR® ACOUSTIC HF
Precision Meets Protection
Broad Acoustic Impedance Range
A wide Rayl range of acoustic impedance values enables optimal sound tuning and supports customer-specific performance requirements.
Our Products
Our component solutions are designed to meet the specific acoustic, dimensional, and environmental requirements of audio and communication devices. Features such as consistent mesh geometry to sealed edges and flexible formats supports seamless integration and reliable acoustic performance.
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Acoustic Overview
Perfect Sound & Ultimate Protection
Engineered and Fabricated for Excellent Results
Sefar offers full supply chain control, backed by consistent quality, rapid prototyping, and global support for your acoustic filtration needs.
Reliable Precision with Consistency Quality
From yarn production to finished components, we ensure product quality and acoustic performance. Key parameters such as mesh size, open area, and water repellency are continuously monitored through in-line testing, ensuring reliability in demanding and regulated acoustic applications.
Tailored Support and Fabrication
Sefar offers expert consulting, fast prototyping, and flexible fabrication for ribbons, coatings, and customized finishes. Our global support network and application know-how help to streamline product integration and meet specific performance and production requirements.
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Get in Touch in Switzerland
Our experts are here to help
Peter Stabernack
Area Sales Manager
Enrico Gaidano
Sales Engineer
Ricardo Lucas
Sales Engineer
Stefan Thurnherr
Sales Engineer
Yoann Pupier
Sales Engineer
