The JID1450T1850M3 from JQL Electronics is a RF & Microwave Isolator with Frequency 1.45 to 1.85 GHz, Average Power Forward 30 W, Average Power Reverse 30 W, Insertion Loss 0.5 dB, Isolation 18 dB. Tags: Drop-In, Drop-In Isolator. More details for JID1450T1850M3 can be seen below.