The 2W9NBV-S from Renaissance Electronics Corporation is a RF & Microwave Isolator with Frequency 26.25 GHz +/-0.25 GHz, Average Power Forward 20 dBm(input Power), Insertion Loss 0.9 dB, Isolation 20 dB, Operating Temperature -30 to 85 Degree C. Tags: Microstrip Isolator. More details for 2W9NBV-S can be seen below.