The SKYFR-001205 from Skyworks Solutions is a RF & Microwave Circulator with Frequency 3.4 to 3.6 GHz, Average Power Forward 80 W, Peak Power 500 W, Insertion Loss 0.30 to 0.35 dB, Isolation 20 to 25 dB. Tags: Surface Mount Circulator. More details for SKYFR-001205 can be seen below.