Frequency Converter FC-101P37KT2P20H2XXXXXXSXXXXAXBXCXXXXDXVLT® HVAC Drive FC- 101(P37K) 37 KW / 50 HP, Three phase 200 - 240 VAC, IP20 / Chassis BackplateRFI Filter No Brake chopper No Loc. Cont. Panel Not coated PCB, No Mains Option No A Option, No B option No C1 option, No D optionFrame: H8 Oth