Input voltage [VDC]: 120 to 350 (VDC) Output voltage [VAC]: 120 to 350 (VAC) Maximum power: 3.5 kW MPPT function: Yes Combination of PV panels: serial, or serial parallel Winner of voltage on the output: Sinus modified VAC output No. 1: priority VAC output No. 2: dependent * Pod / overvoltage protection: Yes Thermal protection: Yes Overload protection: Yes Working temperature: -25 ° C ~ + 55 ° C Efficiency:> 96% Cooling: Active Power connector: MC4 connector 230V output socket: 2 x E (with Bolcem) Housing: aluminum Degree of protection (IP): IP21 Dimensions LXWXH [mm]: 320x272x96 Weight [kg]: 4.1 kg