The SM1718T01 from QUEST Microwave is a RF & Microwave Isolator with Frequency 1.7 to 1.85 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 SM1718T01 can be seen below.