The JIS15K0T17K5G1 from JQL Electronics is a RF & Microwave Isolator with Frequency 15 to 17.5 GHz, Average Power Forward 10 W, Average Power Reverse 10 W, Insertion Loss 0.7 dB, Isolation 17 dB. Tags: Microstrip, Microstrip Isolator. More details for JIS15K0T17K5G1 can be seen below.