Fortress Power
1 · Project
2 · Loads
3 · Systems
4 · Summary

Step 1 of 4

Project details

Tell us about the installation so we can suggest the right battery and inverter combination.

Installation type
Main electrical panel
Installation location
Grid export
AC Signal Type

Step 2 of 4

Select your loads

Choose the appliances you want backed up. Click the + button to add a load — once added, you can edit the quantity, watts, and hours directly in the row. You can also add custom loads at the bottom.

Load
Category
Qty
Run W
Surge W
Hrs/day
Custom load requirements: Running watts, surge watts, quantity, and hours per day are all required — missing values will affect your results. If you don't know the surge watts, a good rule of thumb is 2× the running watts.
Estimated backup duration
3days
1 day7 days
Typical outage — covers most storm or short-term disruptions.
For estimation purposes only. The number of backup days selected does not affect the system recommendation.

Step 3 of 4

Suggested systems

Based on your load profile, here are the battery and inverter combinations we recommend. Select one to continue.

Running watts
0.00kW
Surge watts
0.00kW
Daily energy usage
0.00kWh/day

Step 4 of 4

Project summary

Review your full configuration below. Save as PDF or request a follow-up from our team.

Contact & follow-up