Ferrum Audio

About Ferrum Audio

Ferrum Audio, founded in early 2020 by the Polish company HEM, specializes in high-end HiFi audio electronics. Proudly designed and manufactured in the Warsaw region, Ferrum's portfolio includes award-winning products such as the HYPSOS hybrid power supply, OOR headphone amplifier, ERCO DAC/AMP, and WANDLA DAC. The brand combines local craftsmanship, sustainability, and technical innovation, aiming to deliver audiophile-grade performance at accessible prices. Ferrum draws inspiration from its regional heritage—the Latin word for iron reflects both the area's metallurgical history and the founder's family roots. Ferrum Audio is recognized internationally for redefining standards in headphone listening and digital-to-analog conversion.