The RFLI-301D-1 from RF-Lambda is a RF & Microwave Isolator with Frequency 1.8 to 2.5 GHz, Average Power Forward 10 W, Average Power Reverse 2 W, Insertion Loss 0.4 dB, Isolation 23 dB. Tags: Module with Connector, Coaxial Isolator. More details for RFLI-301D-1 can be seen below.