The PRO-IS-150-S1 from Amphenol Procom is a RF & Microwave Isolator with Frequency 145 to 175 MHz, Average Power Forward 150 W, Insertion Loss 0.5 dB, Isolation 40 dB. Tags: Module with Connector, Coaxial Isolator. More details for PRO-IS-150-S1 can be seen below.