Knowles Syfer

Knowles Syfer is a leading brand within Knowles Corporation (NYSE: KN), a global supplier of advanced passive components, precision microphones, and audio solutions. Knowles Syfer specializes in multilayer ceramic capacitors (MLCCs), resistors, inductors, filters, and piezoelectric products serving the telecommunications, automotive, medical, defense, and industrial markets worldwide.

Knowles Syfer's product portfolio includes MLCCs (multilayer ceramic capacitors) in various sizes and voltage ratings, chip resistors, inductors, EMI/EMC filters, RF filters (including LP/HP/BSC filters for 5G and Wi-Fi 6E applications), piezoelectric components, and thermal management products. The company is particularly known for its expertise in RF and microwave components for wireless communications infrastructure.

Key application areas include telecommunications (5G base stations, mobile devices, satellite communications), automotive electronics (ADAS, infotainment, powertrain), medical devices (implantable devices, diagnostic equipment), defense electronics, industrial automation, and consumer electronics. Knowles Syfer operates globally with manufacturing facilities in Australia, the UK, and other locations, maintaining comprehensive quality certifications including ISO 9001 and IATF 16949 for automotive applications.

With over 267,000+ products available through APCOS, Knowles Syfer continues to leverage Knowles' deep expertise in acoustic and passive component technologies to deliver innovative solutions for next-generation electronic systems.