The QDI0915D from Qualwave is a RF & Microwave Isolator with Frequency 7000 to 18000 MHz, Bandwidth 6000 MHz, Average Power Forward 30 W, Average Power Reverse 10 W, Insertion Loss 0.3 to 0.6 dB. Tags: Drop-In, Drop-In Isolator. More details for QDI0915D can be seen below.