Jaycar Inverter Current Draw Calculator Jaycar Inverter Current Draw Calculator Jaycar Inverter Current Draw Calculator Select Inverter 300W Pure Sine Wave (MI5732) 600W Modified Sine Wave (MI5120) 1500W Modified Sine Wave (MI5116) 2000W Pure Sine Wave (MI5720) Current Draw: -- Amps Power Consumption: -- Watts Calculations assume typical inverter efficiency of 90%. Amps = Load Watts ÷ (Battery Voltage × Efficiency). Always check inverter specifications for exact efficiency and maximum load. Back to Jaycar tools