The CU1S1055AC-2593-00 from TDK is a RF & Microwave Circulator with Frequency 2.496 to 2.69 GHz, Bandwidth 194 MHz, Average Power Forward 50 W, Insertion Loss 0.35 dB, Isolation 20 dB. Tags: Surface Mount, Surface Mount Circulator. More details for CU1S1055AC-2593-00 can be seen below.