The QDI4020X from Qualwave is a RF & Microwave Isolator with Frequency 600 to 2700 MHz, Bandwidth 400 MHz, Average Power Forward 100 W, Average Power Reverse 10 to 100 W, Insertion Loss 0.50 to 0.8 dB. Tags: Drop-In, Drop-In Isolator. More details for QDI4020X can be seen below.