There is a Contact RFI that contains materials from Beryllium Copper.EMI/RFIs capable of operating at -55°C~121°C can be used.A contacter RFI with the Fingerstock type.
11-37FSC-NI-0.35 Features
Fingerstock
11-37FSC-NI-0.35 Applications
There are a lot of Leader Tech Inc. 11-37FSC-NI-0.35 RFI and EMI Contacts applications.