The VCI-150180 from VidaRF is a RF & Microwave Isolator with Frequency 15 to 18 GHz, Average Power Forward 25 W, Insertion Loss 0.5 dB, Isolation 21 dB, Operating Temperature -54 to 85 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for VCI-150180 can be seen below.