The 2L9NEU-RoHS from Renaissance Electronics Corporation is a RF & Microwave Isolator with Frequency 30 to 33 GHz, Average Power Forward 40 W, Average Power Reverse 20 W, Insertion Loss 1 dB, Isolation 16 dB. Tags: Drop-In Isolator. More details for 2L9NEU-RoHS can be seen below.