The JID1800T1880SM10 from JQL Electronics is a RF & Microwave Isolator with Frequency 1.8 to 1.88 GHz, Average Power Forward 100 W, Average Power Reverse 80 W, Peak Power Forward 0.5 kW, Insertion Loss 0.2 dB. Tags: Drop-In, Drop-In Isolator. More details for JID1800T1880SM10 can be seen below.