The 2W6NB from Renaissance Electronics Corporation is a RF & Microwave Isolator with Frequency 5.15 to 5.35 MHz, Average Power Forward 1 W, Average Power Reverse 0.5 W, Insertion Loss 0.4 dB, Isolation 17 dB. Tags: Surface Mount, Surface Mount Isolator. More details for 2W6NB can be seen below.