Inverter & Charge Controller Calculators
Size inverters and charge controllers for your solar system.
12 calculators
🔄 Solar Inverter Size Calculator
What inverter wattage for your loads? Including surge.
🔌 Inverter Sizing Calculator
Match your inverter to peak and continuous loads.
⚙ Charge Controller Calculator
MPPT or PWM? Calculate the right amp rating.
🔧 MPPT Calculator
MPPT charge controller sizing and optimization.
⚖ MPPT vs PWM Calculator
Compare MPPT and PWM performance and cost.
🔗 String Sizing Calculator
Panels in series vs parallel — voltage optimization.
🔸 Microinverter Calculator
Microinverter vs string inverter comparison.
📈 Inverter Load Calculator
Calculate total load on your inverter.
⚡ Surge Watt Calculator
Startup surge watts for motors and compressors.
🔄 Hybrid Inverter Calculator
Hybrid inverter sizing for grid-tie + battery.
🌐 Grid-Tie Inverter Calculator
Grid-tied inverter sizing for net metering.
📊 Power Factor Calculator
Real vs apparent power for motor loads.