The UIYBDI5028A from UIY Inc. is a RF & Microwave Isolator with Frequency 3 to 6 GHz, Average Power Forward 100 W, Average Power Reverse 20 W, Insertion Loss 1 dB, Isolation 36 dB. Tags: Drop-In, Drop-In Isolator. More details for UIYBDI5028A can be seen below.