Inverter Capacity & Surge Protection

Inverter Size Calculator

Determine the right inverter continuous wattage and peak surge capacity to handle motor inrush currents from pumps and refrigerators.

Appliance Loads

Enter total running watts and largest motor starting surge.

Total Running Load (Watts)

Largest Appliance Starting Surge (Watts)

Safety Headroom Buffer

Waveform Type

Recommended Continuous Inverter

2,500 W

Continuous Output Sizing

Peak Surge Capacity Required: 4,800 Watts (5 sec)

Recommended System Voltage: 24V or 48V DC

Standard Commercial Size: 3,000W Pure Sine Inverter