The C 550 DICWH from Southern Microwave Inc is a RF & Microwave Isolator with Frequency 5 to 6 GHz, Average Power Forward 50 W, Average Power Reverse 40 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for C 550 DICWH can be seen below.