The ACI-20260 from Atlantic Microwave is a RF & Microwave Isolator with Frequency 12 to 18 GHz, Average Power Forward 5 W, Insertion Loss 0.5 dB, Isolation 17 dB, Operating Temperature -20 to 60 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for ACI-20260 can be seen below.