The CIDU8010520G1-XX from Cernex Inc is a RF & Microwave Isolator with Frequency 800 MHz to 1 GHz, Bandwidth 100 MHz, Average Power Forward 100 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for CIDU8010520G1-XX can be seen below.