The 094-037162-001 from M2 Global Technology is a RF & Microwave Isolator with Frequency 3.7 to 4.2 GHz, Average Power Reverse 10 W, Insertion Loss 0.2 dB, Isolation 27 dB, Operating Temperature -20 to 65 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for 094-037162-001 can be seen below.