The UIYDDI10457A from UIY Inc. is a RF & Microwave Isolator with Frequency 180 to 500 MHz, Average Power Forward 300 W, Average Power Reverse 30 W, Insertion Loss 0.8 dB, Isolation 40 dB. Tags: Drop-In, Drop-In Isolator. More details for UIYDDI10457A can be seen below.