The WFI 110-170 | 04800008 from Radiometer Physics GmbH is a Waveguide Isolator with Frequency 110 to 170 GHz, Insertion Loss 1.5 dB, Power 0.1 W (20 dBm), Isolation 20 dB. Tags: Faraday Isolator. More details for WFI 110-170 | 04800008 can be seen below.