The Contact RFI is packaged with the materials of Polyurethane Foam, Nickel-Copper Polyester (NI/CU).The EMI/RFI operates normally at -40°C~70°C. Type Fabric Over Foam from the contacter RFI.As you may know, this RFI EMI comes from the well-known 51K series product line.
4833AC51K02850 Features
Fabric Over Foam 51K series
4833AC51K02850 Applications
There are a lot of Laird Technologies EMI 4833AC51K02850 RFI and EMI Contacts applications.