The Swiss Federal Armasuisse has received letters from its EU counterparts. They exclude Swiss companies from their military purchases.
Germany and the Netherlands refused to purchase Swiss weapons after Berne officially banned the transfer of Swiss-made weapons to Ukraine.

https://www.letemps.ch/suisse/l-allemagne-dit-renoncer-aux-fabricants-d-armes-suisses

https://www.eurointegration.com.ua/articles/2024/09/18/7194427/