Erhard Audio LLC is the sole and official importer, reseller and distributor for all Lundahl Transformers products in North America.

Lundahl has a vast array of transformers for the pro audio, audiophile and other speciality industries.
Please see above to navigate to the various categories.

Nanocrystalline Core Transformers are now available!
For more details, please go here, thank you.

Quick access form. This PDF document is a quick access and reference form of all Lundahl transformers, categorized into their specific applications and uses. Please click here

NOTE: Transformers such as chokes, interstage, OPT's and the like are ALL made to order due to the many different sub types, ie mA/H ratings that Lundahl offers. Please allow 4-6 weeks shipping!