The JIC6000T18K0S1 from JQL Electronics is a RF & Microwave Isolator with Frequency 6 to 18 GHz, Average Power Forward 15 W, Average Power Reverse 10 W, Insertion Loss 1.5 dB, Isolation 12 dB. Tags: Module with Connector, Coaxial Isolator. More details for JIC6000T18K0S1 can be seen below.