The RFSL8965 from RF-CI is a RF & Microwave Isolator with Frequency 4.5 to 9 GHz, Average Power Forward 30 W, Average Power Reverse 10 W, Peak Power Forward 0.25 kW, Insertion Loss 0.5 to 0.6 dB. Tags: Module with Connector, Coaxial Isolator. More details for RFSL8965 can be seen below.