The IGS5814A3,5 from Stellant Systems is a RF & Microwave Isolator with Frequency 5.8 to 14.5 GHz, Average Power Forward 25 W, Average Power Reverse 1 W, Insertion Loss 0.9 dB, Isolation 14 dB. Tags: Module with Connector, Coaxial Isolator. More details for IGS5814A3,5 can be seen below.