A Contact RFI containing the materials of Polyurethane Foam, Nickel-Copper Polyester (NI/CU) is included.EMI/RFI is capable of working normally at -40°C~70°C.RF type is Fabric Over Foam from the contacter RFI.As you can see, this RFI EMI comes from the well-known 51K series of products.
4D02EA51K00734 Features
Fabric Over Foam 51K series
4D02EA51K00734 Applications
There are a lot of Laird Technologies EMI 4D02EA51K00734 RFI and EMI Contacts applications.