Variable Speed/Frequency Drive (VSD/VFD) / Inverter with conformal coating - Mitsubishi Electric (FREQROL FR-F800 series) - input 600Vac (3-phase/3P) - 350HP - frequency (output) 0.2-590Hz - with Ethernet communication capability - IP00 - Chemical resistance (circuit board coating - IEC60721-3-3 3S2 3C2) - equivalent to FRF86003360E360