The QCI1017C from Qualwave is a RF & Microwave Isolator with Frequency 17000 to 31000 MHz, Bandwidth 8500 MHz, Average Power Forward 5 to 10 W, Average Power Reverse 1 to 5 W, Insertion Loss 0.6 to 1.2 dB. Tags: Module with Connector, Coaxial Isolator. More details for QCI1017C can be seen below.