The UIYDI1220A from UIY Inc. is a RF & Microwave Isolator with Frequency 5 to 7 GHz, Average Power Forward 30 W, Average Power Reverse 10 W, Insertion Loss 0.3 to 0.6 dB, Isolation 18 to 23 dB. Tags: Drop-In, Drop-In Isolator. More details for UIYDI1220A can be seen below.