The RFSL6125 from RF-CI is a RF & Microwave Isolator with Frequency 220 to 280 MHz, Average Power Forward 250 W, Average Power Reverse 20 W, Peak Power Forward 2 kW, Insertion Loss 0.5 to 0.7 dB. Tags: Module with Connector, Coaxial Isolator. More details for RFSL6125 can be seen below.