Estimate energy capacity, inverter output, generator size, and recharge requirements.
Explore this section
Home Backup Calculator
Estimate battery capacity, inverter output, surge, and generator class.
Read guideBattery Runtime Calculator
Estimate delivered runtime after reserve, efficiency, and standby losses.
Read guideGenerator Size Calculator
Combine simultaneous running load, motor startup, and margin.
Read guideSolar Recharge Calculator
Estimate array size, daily recovery, refill time, and input limits.
Read guide