The IS-94 from MCLI is a RF & Microwave Isolator with Frequency 20.2 to 31 GHz, Average Power Forward 25 W, Insertion Loss 0.6 dB, Isolation 20 dB, Operating Temperature -54 to 85 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for IS-94 can be seen below.