Acoustic
Sefar high-precision filter fabrics for mobile devices, audio equipment, and automotive applications protect sensitive components and provide optimal sound and tone quality.
Enhanced Sound Clarity and Protection with Acoustic Filtration Solutions
Highest Precision for Demanding Acoustic Application
Sefar acoustic filter fabrics deliver optimal sound and device usability while protecting sensitive components from dust, moisture, and particles.
Outstanding Quality and Protection
Our filtration solutions cover a broad range of acoustic impedances, providing optimal sound and tone in speakers, receivers, microphones, and drivers. This includes ribbons, rolls, tapes, and semi-finished products made from the finest existing yarn and designed with optimized mesh openings. The fabrics can also be used as an attractive design element for mobile, audio, and automotive applications.
High performance and protection for smartphones, smartwatches, tablets, wearables, headphones, accessories, and portable speakers.
Enhancing Mobile Speaker Quality
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. From consistent mesh geometry to sealed edges and flexible formats, every detail supports efficient assembly and reliable acoustic performance.
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Acoustic
Perfect Sound & Ultimate Protection
Engineered and Fabricated for Excellence
Sefar offers full control of the supply chain, supported by quality consistency, prototyping, and global support for your acoustic filtration solutions.
Trusted Precision and Consistency
With full control from yarn to the finished component, we ensure consistent quality and acoustic performance. In-line testing verifies key parameters, including mesh size, open area, and water repellency, delivering reliability for demanding and regulated acoustic applications.
Tailored Support and Fabrication
Sefar offers expert guidance, fast prototyping, and flexible fabrication for ribbons, coatings, and custom finishes. Our global support 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
