The YXCC901K from Talee Microwave Limited is a RF & Microwave Circulator with Frequency 6000 to 9000 MHz, Average Power Forward 10 W, Average Power Reverse 10 W, Insertion Loss 0.5 dB, Isolation 18 dB. Tags: Coaxial Circulator. More details for YXCC901K can be seen below.