The SWF-11412440-10-L1 from ERAVANT is a Waveguide Filter with Frequency 62 to 110 GHz, Insertion Loss 1.6 to 2 dB, Operating Temperature -40 to 85 Degree C, Rejection 40 to 50 dB. Tags: Low Pass. More details for SWF-11412440-10-L1 can be seen below.