The RFLI-227-1840-100 from RF-Lambda is a RF & Microwave Isolator with Frequency 1.81 to 1.88 GHz, Average Power Forward 100 W, Average Power Reverse 100 W, Insertion Loss 0.3 dB, Isolation 23 dB. Tags: Drop-In, Drop-In Isolator. More details for RFLI-227-1840-100 can be seen below.