The JID12K2T12K5VM0 from JQL Electronics is a RF & Microwave Isolator with Frequency 12.2 to 12.5 GHz, Average Power Forward 0.5 W, Average Power Reverse 0.5 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for JID12K2T12K5VM0 can be seen below.