The 991-150180-901 from M2 Global Technology is a RF & Microwave Isolator with Frequency 15 to 18 GHz, Average Power Forward 25 W, Average Power Reverse 5 W, Insertion Loss 0.6 dB, Isolation 18 dB. Tags: Drop-In, Drop-In Isolator. More details for 991-150180-901 can be seen below.