ECO Solar Boost MPPT-3000 SOLAR VOLTAGE CONVERTER: Input voltage [VDC]: 120 to 350 (VDC) Output voltage [VAC]: 120 to 350 (VAC) Maximum power: 3 kW MPPT function: YES Connection of PV panels: series or series parallel Voltage waveform at the output: modified sine VAC output No. 1: priority VAC output No. 2: Dependent * Under / over voltage protection: YES Thermal protection: YES Overload protection: YES Working temperature: -25 ° C ~ + 55 ° C Efficiency:> 94% Cooling: Active Power connector: MC4 230V output socket: 2 x E (with pin) Housing: Aluminum Degree of protection (IP): IP21 Dimensions LxWxH [mm]: 290x190x80 Weight [kg]: 2.4 kg