The YXCC601K from Talee Microwave Limited is a RF & Microwave Circulator with Frequency 4000 to 8000 MHz, Bandwidth SMA, SMA - Male, Average Power Forward 10 W, Average Power Reverse 10 W, Insertion Loss 0.6 dB. Tags: Coaxial Circulator. More details for YXCC601K can be seen below.