Danfoss 136Z4477 Frequency Converter FC-102P37KT4E66H2XGC1XXSXXXXAXB0CXXXXDX VLT® HVAC Drive FC-102 (P37K) 37 KW / 50 HP, Three phase 380 - 480 VAC, (E66) IP66 / NEMA 4X RFI Filter No brake chopper Graphical Loc. Cont. Panel Coated PCB, Mains Disconnect...