The P1AT-NMF-18G2W-20 from P1dB Inc. is a Fixed Attenuator with Frequency DC to 18 GHz, Attenuation 20 dB, Power 2 W, Peak Power 250 W, Attenuation Accuracy ± 0.5 dB. Tags: Module with Connectors. More details for P1AT-NMF-18G2W-20 can be seen below.