The JID0330T0430DM10 from JQL Electronics is a RF & Microwave Isolator with Frequency 330 to 430 MHz, Average Power Forward 150 W, Average Power Reverse 100 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for JID0330T0430DM10 can be seen below.