The JIM0417T0420A0 from JQL Electronics is a RF & Microwave Isolator with Frequency 417 to 420 MHz, Average Power Forward 10 W, Average Power Reverse 5 W, Insertion Loss 0.6 dB, Isolation 18 dB. Tags: Surface Mount, Surface Mount Isolator. More details for JIM0417T0420A0 can be seen below.