Contacter RFI should run at a temperature of 158°C more than 158°C degrees Celsius.Fabric Over Foam Type from the contacter RFI.It is one of the well-known 501 series RFI EMI line.
4157AB50100725 Features
Fabric Over Foam 501 series
4157AB50100725 Applications
There are a lot of Laird Technologies EMI 4157AB50100725 RFI and EMI Contacts applications.