The SMI-2630 from Sierra Microwave Technology is a RF & Microwave Isolator with Frequency 26 to 30 GHz, Average Power Reverse 2 W, Insertion Loss 0.6 dB, Isolation 16 dB, Operating Temperature -54 to 85 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for SMI-2630 can be seen below.