The RFSL2538-T100 from RF-CI is a RF & Microwave Isolator with Frequency 1.7 to 1.9 GHz, Average Power Forward 200 W, Average Power Reverse 100 W, Peak Power Forward 1 kW, Insertion Loss 0.2 to 0.3 dB. Tags: Drop-In, Drop-In Isolator. More details for RFSL2538-T100 can be seen below.