The C1415/DA from TRAK Microwave Limited is a RF & Microwave Circulator with Frequency 1.435 to 1.535 GHz, Average Power Forward 125 W, Peak Power 1000 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Coaxial Circulator. More details for C1415/DA can be seen below.