The 4ICC15-1 from FERRITE-QUASAR is a RF & Microwave Isolator with Frequency 12.4 to 18 GHz, Average Power Forward 1 W, Insertion Loss 0.4 to 0.7 dB, Isolation 15 to 18 dB, Operating Temperature 15 to 35 Degree C. Tags: Module With Connectors, Coaxial Isolator. More details for 4ICC15-1 can be seen below.