Home battery insights · Charleston, SC
Lower bills. Backup power. Take control.
Thinking about a home battery? NRG Sense shows you whether it's worth it for your house — free, in minutes, 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 →EcoFlow TITAN 5000 Plus: big output, a 5 kWh battery, and the number EcoFlow hasn't published
EcoFlow launched the TITAN series on October 13 with a new 10-circuit panel that skips the main-panel replacement, and priced it on October 15 from $2,499. A genuinely new 2C cell, a small base battery, what the 10 circuits do and don't limit, and the one price still missing.
Two charge cycles a day: running a home battery through a time-of-use winter
Winter on Dominion Rate 7 has two cheap windows and a morning peak, so the battery cycles twice a day. The schedule, the demand charge it exists to avoid, and the mode setting that silently cut my solar input by 90%.
The FCC inverter ban: what it means for home batteries
July 28, 2026: the FCC added foreign-made inverters to its Covered List. The Aug 20 update carved out US-made (45X) inverters and protected firmware updates through 2029 — here's what's actually banned, and why a behind-the-meter home battery sidesteps the worst.