The RFSL2356 from RF-CI is a RF & Microwave Isolator with Frequency 950 MHz to 1.25 GHz, Average Power Forward 200 W, Average Power Reverse 20 W, Peak Power Forward 1 kW, Insertion Loss 0.54 to 0.6 dB. Tags: Drop-In, Drop-In Isolator. More details for RFSL2356 can be seen below.