Flip breakers on a virtual panel and watch your generator or battery load rise, with a warning when you go over.
These tools give planning-level estimates from typical values. They are not quotes, designs or engineering advice, and results depend on your actual home, equipment and local conditions. We confirm everything with a free on-site assessment.
Pick a generator size or a battery.
Turn on the circuits you want to power.
The meter shows running load and the biggest starting surge.
If you are over, see which big loads to share or shed.
It uses typical values for planning. We confirm with a site visit.
Your selected loads could trip the generator. Load management or a larger unit solves it.
Yes. Send it to us with the form in the tool.
Generator Size CalculatorTick the appliances you want to keep running and get a planning size in kW, with starting surges included.Try it 
Generator Brand MatchmakerSix quick questions and we rank Generac, KOHLER, Cummins, Cat, Briggs & Stratton, Champion, Westinghouse and Honda for you.Try it 
Installation Budget PlannerChoose your size, fuel, switch and site conditions and get a ballpark installed range with a monthly payment.Try it 
Outage Cost CalculatorAdd up food, lodging, lost work and damage risk to see what an outage really costs your household or business.Try it 
Load Management & MonitoringGet more from the power you have: smart panels and load managers that decide which big appliances run…Explore 
Transfer Switches (ATS)The unseen hero of every standby system: the switch that moves your home from the grid to the…Explore 
Sizing & Load CalculationThe most important step in any generator project, done properly: what you want to run, how much it…Explore Free assessment. Honest sizing. Clear pricing. A generator that starts when you need it.
