The SKYFR-001745 from Skyworks Solutions is a RF & Microwave Circulator with Frequency 3400 to 3800 MHz, Average Power 50 W, Peak Power 160 W, Peak Power Forward 160 W, Insertion Loss 0.27 to 0.33 dB. Tags: Surface Mount, Surface Mount Circulator. More details for SKYFR-001745 can be seen below.