There are materials in the Contact RFI package from Beryllium Copper.It is possible for the EMI/RFI to function normally at -55°C~121°C.A type of Fingerstock is provided by the contacter RFI.
11-35DT-BD-15 Features
Fingerstock
11-35DT-BD-15 Applications
There are a lot of Leader Tech Inc. 11-35DT-BD-15 RFI and EMI Contacts applications.