The JID4400T5200VM3 from JQL Electronics is a RF & Microwave Isolator with Frequency 4.4 to 5.2 GHz, Average Power Forward 25 W, Average Power Reverse 25 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for JID4400T5200VM3 can be seen below.