Home battery & solar · Charleston, SC
Lower bills. Backup power. Take control.
Storms knock out power. Dominion bills keep climbing. NRG Sense tells you — free, in minutes — whether a home battery is worth it for your house, using your actual bill.
Free · about 2 minutes · just a recent power bill
What you'll find out
What stays on
Exactly what a battery runs — fridge, lights, Wi-Fi, AC — and for how long.
What you’d save
Switch to a time-of-use plan so the battery covers the pricey peak hours. No solar needed.
What it costs
A clear price range and the right size — start with backup, add solar later.
New to home batteries?
Start here — clear, straight answers
From the blog
Read the blog →The FCC inverter ban: what it means for home batteries
On July 28, 2026 the FCC added foreign-made power inverters to its Covered List. Here's what's actually banned, why already-authorized systems like EcoFlow and Anker are unaffected, and why a behind-the-meter home battery sidesteps the worst of it.
EcoFlow Smart Home Panel 3 install guide
A companion to EcoFlow's official manual — the homeowner side it skips: planning and scoping the job, permitting and inspection, the older-home upgrades that drive your quote, why to skip EcoFlow's turnkey installer, the questions to ask before you hire, and how to commission and hand off the system so you stay in control.
How I automate my EcoFlow with Home Assistant
A first-hand look at running an EcoFlow Smart Home Panel 3 and DELTA Pro Ultra fully on Home Assistant over local Bluetooth — no cloud: automated Dominion Rate 7 time-of-use, a reliability layer that verifies every command, and workarounds for two firmware quirks.