The L 130 SMCCW from Southern Microwave Inc is a RF & Microwave Circulator with Frequency 1.2 to 1.4 GHz, Average Power Forward 200 W, Average Power Reverse 200 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Surface Mount Circulator. More details for L 130 SMCCW can be seen below.