The JID3100T3500SM1 from JQL Electronics is a RF & Microwave Isolator with Frequency 3.1 to 3.5 GHz, Average Power Forward 25 W, Average Power Reverse 10 W, Peak Power Forward 0.1 kW, Insertion Loss 0.3 dB. Tags: Drop-In, Drop-In Isolator. More details for JID3100T3500SM1 can be seen below.