The JIM1800T2100PN10A3 from JQL Electronics is a RF & Microwave Isolator with Frequency 1.8 to 2.1 GHz, Average Power Forward 150 W, Average Power Reverse 100 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Surface Mount, Surface Mount Isolator. More details for JIM1800T2100PN10A3 can be seen below.