The SKYFR-001301 from Skyworks Solutions is a RF & Microwave Circulator with Frequency 5.15 to 5.85 GHz, Average Power Forward 10 W, Peak Power 30 W, Insertion Loss 0.20 to 0.35 dB, Isolation 20 dB. Tags: Surface Mount Circulator. More details for SKYFR-001301 can be seen below.