Load Calculator
How many of each appliance do you use, and for how long each day?
Design Your Own System
Load Calculator
Find out how much power your appliances use.
Solar Panel Sizing
Calculate how many panels you need.
Battery Runtime
See how long your battery lasts.
Wire Size
Find the minimum gauge for your load and length.
Voltage Drop
Check voltage loss across your wire runs.
Breaker / Fuse
Get the right breaker size for any circuit.