The UIYCI1220A from UIY Inc. is a RF & Microwave Isolator with Frequency 7 to 20 GHz, Average Power Forward 60 W, Average Power Reverse 10 W, Insertion Loss 0.3 to 0.5 dB, Isolation 18 to 23 dB. Tags: Module with Connector, Coaxial Isolator. More details for UIYCI1220A can be seen below.