The RFSL6301-T200 from RF-CI is a RF & Microwave Isolator with Frequency 1 to 1.4 GHz, Average Power Forward 250 W, Average Power Reverse 200 W, Peak Power Forward 2 kW, Insertion Loss 0.5 to 0.6 dB. Tags: Module with Connector, Coaxial Isolator. More details for RFSL6301-T200 can be seen below.