The ECI1300F1450SA from ECHO Microwave is a RF & Microwave Isolator with Frequency 1.3 to 1.45 GHz, Average Power Forward 100 W, Insertion Loss 0.25 dB, Isolation 22 dB, Operating Temperature -30 to 70 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for ECI1300F1450SA can be seen below.