The ACI-20230 from Atlantic Microwave is a RF & Microwave Isolator with Frequency 8.5 to 9.6 GHz, Average Power Forward 5 W, Insertion Loss 0.35 dB, Isolation 23 dB, Operating Temperature 0 to 70 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for ACI-20230 can be seen below.