Inverter Calculator

What Size Inverter Do I Need?

Enter power requirements for up to 5 items to be used simultaneously. Then see power inverter, and wire size suggestions below.
Surge Power
Needed in Watts
Continuous Power Needed in Watts
(If Known)
If Continuous Power Needed in Watts is unknown please enter Current Needed in Amps Continuous Power Needed
watts
don't know and it's a TV or motor.
watts x 120 volts watts
watts
don't know and it's a TV or motor.
watts x 120 volts watts
watts
don't know and it's a TV or motor.
watts x 120 volts watts
watts
don't know and it's a TV or motor.
watts x 120 volts watts
watts
don't know and it's a TV or a motor.
watts x 120 volts watts
Continuous Power needed watts
Surge Power Needed watts
Approximate Continuous DC Current Inverter will draw amps
Approximate DC Current Inverter will draw at calculated surge amps

 When Continuous Power needed is more than 300 watts, Please enter the distance from batteries to inverter 

feet

Estimated SAE Wire Gauge needed