The ISO01K1P-7512 from ETL Systems is a RF & Microwave Isolator with Frequency 10.7 to 12.75 GHz, Average Power Forward 60 W, Average Power Reverse 10 W, Insertion Loss 0.4 dB, Isolation 22 dB. Tags: Module with Connector, Coaxial Isolator. More details for ISO01K1P-7512 can be seen below.