The 0305IES from Nova Microwave is a RF & Microwave Isolator with Frequency 2.8 to 3.3 GHz, Average Power Forward 50 W, Average Power Reverse 10 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Module with Connector, Coaxial Isolator. More details for 0305IES can be seen below.