The C 550 SMICW(ALT) from Southern Microwave Inc is a RF & Microwave Isolator with Frequency 5 to 6 GHz, Average Power Forward 50 W, Average Power Reverse 20 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Surface Mount, Surface Mount Isolator. More details for C 550 SMICW(ALT) can be seen below.