The RFSL3223 from RF-CI is a RF & Microwave Isolator with Frequency 860 to 960 MHz, Average Power Forward 200 W, Average Power Reverse 20 W, Peak Power Forward 1 kW, Insertion Loss 0.3 to 0.4 dB. Tags: Module with Connector, Coaxial Isolator. More details for RFSL3223 can be seen below.