The JID8000T18K0KL1 from JQL Electronics is a RF & Microwave Isolator with Frequency 8 to 18 GHz, Average Power Forward 15 W, Average Power Reverse 5 W, Insertion Loss 0.5 dB, Isolation 18 dB. Tags: Drop-In, Drop-In Isolator. More details for JID8000T18K0KL1 can be seen below.