Smarter solar choices in seconds
Run the numbers, then pick the right gear.


Battery Runtime
How long will it last?

Generator Size
Right class & watts

Cleaning Estimator
Tools & soap budget

Charge Time
How many hours?

Panel Sizing
How many watts?

Inverter Size
Continuous & surge

ROI Calculator
Payback & savings
Popular Guides
Power & Batteries
Storage & runtime
Solar Panels & Arrays
Basics, sizing & tips
Inverters & Generators
Sizing & backup power
DIY & Maintenance
Hands-on how‑tos
Education
Solar 101 + FAQs