The RFSL2436D from RF-CI is a RF & Microwave Isolator with Frequency 1.6 to 1.65 GHz, Average Power Forward 100 W, Average Power Reverse 20 W, Peak Power Forward 1 kW, Insertion Loss 0.25 to 0.3 dB. Tags: Drop-In, Drop-In Isolator. More details for RFSL2436D can be seen below.