The 996-102104-503 from M2 Global Technology is a RF & Microwave Isolator with Frequency 1.02 to 1.04 GHz, Average Power Forward 100 W, Average Power Reverse 10 W, Insertion Loss 0.45 dB, Isolation 19 dB. Tags: Module with Connector, Coaxial Isolator. More details for 996-102104-503 can be seen below.