The JIC1200T1400S10 from JQL Electronics is a RF & Microwave Isolator with Frequency 1.2 to 1.4 GHz, Average Power Forward 100 W, Average Power Reverse 100 W, Insertion Loss 0.3 dB, Isolation 20 dB. Tags: Module with Connector, Coaxial Isolator. More details for JIC1200T1400S10 can be seen below.