The 2J6NF from Renaissance Electronics Corporation is a RF & Microwave Isolator with Frequency 4.7 to 5.2 GHz, Average Power Forward 20 W, Average Power Reverse 10 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for 2J6NF can be seen below.