The RFSL2533D from RF-CI is a RF & Microwave Isolator with Frequency 1.88 to 1.93 GHz, Average Power Forward 100 W, Average Power Reverse 20 W, Peak Power Forward 1 kW, Insertion Loss 0.2 to 0.3 dB. Tags: Drop-In, Drop-In Isolator. More details for RFSL2533D can be seen below.