The YXCI0401B from Talee Microwave Limited is a RF & Microwave Isolator with Frequency 0.525 to 0.555 GHz, Average Power Forward 200 W, Average Power Reverse 100 W, Insertion Loss 0.3 dB, Isolation 25 dB. Tags: Coaxial Isolator. More details for YXCI0401B can be seen below.