The KVPX-2 from Smiths Interconnect is a Space Qualified RF Connector with DW Voltage 500 Vrms, Mating Force 0.33 N (Extraction), Current Rating 1.56 to 12.5 A, Impedance 100 Ohms, Contact Resistance 8 mOhms. More details for KVPX-2 can be seen below.