January 8 120v/230v 1600W 4 Channels MPPT Micro Grid Tie Solar Inverter Power Converter 1600W MPPT Micro Grid Tie Solar Inverter Power Converter. Static MPPT Efficiency:99.50%. Rated Frequency Range: 48-51Hz (120V) /58-61Hz(230V). Number of Connected Units Per String:3 sets (single phase) /120V, 6 sets (single phase)/230V. Category: 120v230v | Comments Off