The QDI1313T from Qualwave is a RF & Microwave Isolator with Frequency 1070 to 5900 MHz, Bandwidth 800 MHz, Average Power Forward 30 to 60 W, Average Power Reverse 20 W, Insertion Loss 0.30 to 0.60 dB. Tags: Drop-In, Drop-In Isolator. More details for QDI1313T can be seen below.