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We serve MA, NH, CT, RI, ME, VT, NJ, PA, and TX
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NuWatt designs, installs, and manages solar, battery, heat pump, and EV charger systems across 9 states. One company, one warranty, one point of contact.
Get a Free QuoteEssential circuits plus comfort loads. Pair an 8 kW solar system with a 10-15 kWh battery for maximum savings and 8-16 hours of backup power.
Bundle: $$32,640-$$40,640 before incentives.
Bundle Summary
$32,640
Starting from
$1,296/yr
Net metering
10-15 kWh
8-16 hours
Program
Grid Resilience
8-16 hours
Grid outage coverage
Bundling solar panels with a partial-home backup battery in Houston reduces total installation costs compared to purchasing each system separately. A single crew, one permit, and one interconnection with CenterPoint Energy (Houston) means lower labor and overhead.
The federal residential tax credit (Section 25D) expired December 31, 2025. Homeowners purchasing with cash or a loan receive $0 federal credit. Lease/PPA arrangements may offer savings through the third-party owner's Section 48/48E credit.
A 10-15 kWh battery provides 8-16 hours of backup. Combined with solar, it recharges daily for multi-day resilience.
| Appliance | Whole-Home | Partial-Home | Critical-Load |
|---|---|---|---|
| Central AC/Heat | |||
| Oven/Range | |||
| Clothes Dryer | |||
| EV Charger | |||
| Mini-Split Heat Pump | |||
| Sump Pump | |||
| Refrigerator | |||
| LED Lighting | |||
| Internet/Wi-Fi | |||
| Phone Charging |
With solar panels recharging the battery each day, backup duration extends beyond a single charge cycle during multi-day outages.
Section 25D expired December 31, 2025. Homeowners get $0 federal credit on cash/loan purchases for both solar and battery.
Third-party owned solar+battery bundles qualify for 30% ITC under Section 48/48E. The owner claims the credit and passes savings through lower lease/PPA payments.
TX has no state battery rebate
Your solar panels generate credits at $0.14/kWh through CenterPoint Energy (Houston) net metering, saving an estimated $1,296 annually. The battery stores excess for overnight use and outage protection.
Pros
Cons
10-15 kWh battery + 8 kW solar. Free assessment, no obligation.
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