This calculator will give you an estimated system size to use when shopping for Solar Power kits.
- Add your appliance and the number of hours it is used in a day
- Select if you want the appliance to have battery backup
- Take note of the output below to see if the kit will work for your setup
Appliance
System size estimation
Total usage day/night
Usage over a 24 hour period
Solar coverage
This is how much solar you need to cover your load
Total per month
/mo
Your daily usage times 30 days
Panels needed
Solar Panels
Total Solar / 330w panel size / 5.5 sun hours + 20%
Inverter size
kW
Or higher to deal with your load
Backup size needed
Lithium-ion (80% DoD):
Lead-Acid (50% DoD):
Lead-Acid (50% DoD):
Email us your system size
We will also send you a copy
Note: All figures are rounded up to give systems a buffer in case of unexpected surges or extra appliances.