The JID12K8T13K1VM1 from JQL Electronics is a RF & Microwave Isolator with Frequency 12.8 to 13.1 GHz, Average Power Forward 10 W, Average Power Reverse 10 W, Insertion Loss 0.45 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for JID12K8T13K1VM1 can be seen below.