inverter 3600 watts

I'm interested about product Inverter 36V DC or 230V AC input,50 Hz output (hardwired) 3600 watts continuous,5400 watts OverPower and 7200 watts DoubleBoost inverter output,also we need the Batteries with those specifications:DC system voltage 36V, Battery Pack and cabling kit:3x12V/200mAh Gel Batteries with adequate cables and connectors included(per set);Battery recharged rate:30 amp.Can you send us a price for 20 units(inverter) also for battery 60 pieces.Thanks for your cooperation.