The RFSL2901D from RF-CI is a RF & Microwave Isolator with Frequency 8 to 10.5 GHz, Average Power Forward 35 W, Average Power Reverse 5 W, Peak Power Forward 0.5 kW, Insertion Loss 0.35 to 0.5 dB. Tags: Drop-In, Drop-In Isolator. More details for RFSL2901D can be seen below.