The M88H Inverter has a peak efficiency of 98.8% and has built-in and replaceable AC and DC-side Type II SPDs (surge protection devices). Maximum apparent power 73 kVA / 88 kVA (400 VAC / 480 VAC), suitable for 400V or 480V AC Grid voltage, Al or Cu cables and 18 x MC4 connector pairs (CF) with string monitoring or DC screw terminals (ST). 2 MPP trackers and a high maximum input voltage up to 1100V allow for extra flexibility in system design.