The SM1820T01 from QUEST Microwave is a RF & Microwave Isolator with Frequency 1.85 to 2 GHz, Average Power Forward 75 W, Average Power Reverse 10 W, Insertion Loss 0.3 dB Max., Isolation 23 dB Min.. Tags: Module with Connector, Coaxial Isolator. More details for SM1820T01 can be seen below.