INDEPENDENT · NO INSTALLER BIAS

Know exactly how much battery backup your home needs

Answer a few questions about your home and the appliances you can't live without during an outage. Get a clear, honest sizing estimate — then compare vetted local installers if you want quotes.

Takes about 3 minutes. No obligation, no spam calls.

YOUR ESTIMATE ZIP [33602]
Usable energy needed for 24 hrs
27.4 kWh
Recommended batteries2 × 13.5 kWh units
CoversFridge, AC, well pump, outlets
⚠ AC startup surge may exceed 1 unit — see note

How Backup Clarity works

01

Answer a few questions

Your ZIP, typical electricity use, and which appliances need to stay on during an outage.

02

See your honest estimate

Required capacity, estimated runtime, and any compatibility warnings — with our assumptions shown, not hidden.

03

Compare vetted installers

If you want quotes, we connect you with local installers who serve your area — no pressure, no obligation.

Start with a guide

View all guides →
SIZING

How many batteries do you need to run a 3-ton AC?

The real math on continuous load vs. startup surge, explained plainly.

Read the guide →
COST

Whole-home battery backup cost, broken down

Equipment, install labor, permits — and what actually drives the price up.

Read the guide →
COMPARE

Solar battery vs. generator: which fits your home?

An honest look at runtime, noise, fuel, and upfront cost for each.

Read the guide →
BEFORE THE NEXT OUTAGE

Know your backup plan before the storm — not during it

Get a sizing estimate now, so you're comparing real quotes instead of making a rushed decision in a blackout.

Start my free estimate →