The 991-140160-301 from M2 Global Technology is a RF & Microwave Isolator with Frequency 1.4 to 1.6 GHz, Average Power Forward 75 W, Average Power Reverse 10 W, Insertion Loss 0.3 dB, Isolation 19 dB. Tags: Drop-In, Drop-In Isolator. More details for 991-140160-301 can be seen below.