The 994-037405-006 from M2 Global Technology is a RF & Microwave Isolator with Frequency 10.6 to 11.8 GHz, Average Power Reverse 10 W, Insertion Loss 0.25 dB, Isolation 20 dB, Operating Temperature -20 to 55 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for 994-037405-006 can be seen below.