The CIC-01B-1720 from Stellant Systems is a RF & Microwave Isolator with Frequency 1.7 to 2 GHz, Average Power Forward 100 W, Average Power Reverse 1 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Module with Connector, Coaxial Isolator. More details for CIC-01B-1720 can be seen below.