The PRF-DCB1MFI18 from Premier RF is a DC Block with Frequency 10 MHz to 18 GHz, Insertion Loss 0.5 Db, Breakdown Voltage 2.5 KV, Input Power (Avg) 200 W, Peak Power 2.5 KW. Tags: Module with Connectors, Inner DC Block. More details for PRF-DCB1MFI18 can be seen below.