Loading NuWatt Energy...
We use your location to provide localized solar offers and incentives.
We serve MA, NH, CT, RI, ME, VT, NJ, PA, and TX
Loading NuWatt Energy...
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 QuoteHeat pump water heaters thrive in Texas heat -- they extract warmth from surrounding air, and your garage stays 70-100 degrees F most of the year. Texas utilities offer $100-$400 in rebates. The savings vs gas are modest (TX gas is cheap), but vs electric resistance the payback is solid.
Last updated March 2026 | Federal 25C tax credit EXPIRED Dec 31, 2025
A heat pump water heater extracts heat from surrounding air and transfers it to your water tank -- the same technology as a heat pump for your home, applied to hot water. Instead of generating heat with an electric element or burning gas, it moves existing heat, using 60-70% less electricity.
Texas is one of the best states for HPWHs because they perform better in warm environments. Your garage or utility room stays 70-100 degrees F for 8-9 months of the year, providing abundant heat for the unit to extract.
The bonus: HPWHs exhaust cool, dehumidified air. A garage-installed HPWH provides free supplemental cooling during Texas summers -- turning a liability (hot garage air) into an asset.
Thrives in Texas heat
Hot garages = more heat to extract = better efficiency
60-70% less electricity
vs standard electric water heater
Free garage cooling
Exhausts cool, dehumidified air as it heats water
Same hot water output
Backup element for peak demand periods
UEF 3.0-3.75
Compared to ~0.95 for standard electric
Texas is a deregulated electricity market (except Austin and San Antonio). Rebate availability varies by your utility or retail electricity provider (REP).
| Utility / Territory | Rebate Amount | Program | Notes |
|---|---|---|---|
Austin Energy | $200-$400 | Power Saver Program | Must be ENERGY STAR with UEF 2.0+. Higher rebate for UEF 3.3+. |
CPS Energy (San Antonio) | $100-$200 | Casa Verde Program | Available to CPS residential customers. Must replace existing unit. |
Oncor REPs (Dallas-Fort Worth) | Up to $200 | Varies by retail provider | Check with your specific REP. Some offer instant rebates, others mail-in. |
CenterPoint (Houston area) | $200 | CenterPoint Energy Efficiency | Must be ENERGY STAR certified. Residential customers only. |
Texas has some of the cheapest natural gas in the country ($1.20/therm). If you are replacing a working gas water heater, annual savings of $150-$350 mean a payback of 8-15 years. The upgrade makes more sense when your gas unit is already failing, when you want to pair with solar, or when you are replacing an electric resistance unit (savings of $200-$400/year, payback 6-10 years).
All models below meet ENERGY STAR requirements and qualify for TX utility rebates. These units perform well in Texas heat and humidity.
| Brand / Model | UEF | Capacity | Price Range | Best For |
|---|---|---|---|---|
Rheem ProTerra (XE50T10HD50U1) | 3.75 | 50, 65, 80 gal | $1,600-$2,200 | Best overall efficiency. Wi-Fi built-in. LeakGuard protection. |
A.O. Smith Voltex (HPTS-50) | 3.75 | 50, 66, 80 gal | $1,500-$2,100 | Strong TX contractor network. Reliable performance in heat. |
Bradford White AeroTherm (RE2H50S10-1) | 3.42 | 50, 80 gal | $1,700-$2,300 | Pro-grade build. Popular with TX plumbers. |
GE GeoSpring GEH50DFEJSRB | 3.55 | 50 gal | $1,400-$1,800 | Budget-friendly option. Available at Home Depot. |
Texas has cheap natural gas, so gas-to-HPWH savings are modest. The best ROI comes from replacing electric resistance water heaters, especially on time-of-use plans.
Texas has some of the cheapest natural gas in the country ($1.20/therm). HPWH savings vs gas are modest but real. Be honest: if your gas water heater still has years of life, the upgrade is about future-proofing, not immediate ROI.
At $0.15/kWh (TX avg), replacing a standard electric water heater with a HPWH saves $200-$400/year. The 60-70% efficiency gain translates directly to lower bills.
If you are on a time-of-use plan (common in deregulated TX), running a HPWH during off-peak hours maximizes savings. Some REPs offer rates as low as $0.08/kWh off-peak.
Texas homes -- especially those with large garages -- are ideal for HPWHs. Here is what you need for installation.
HPWHs require a 240V, 30-amp dedicated circuit. If switching from gas, budget $200-$500 for an electrician to run a new circuit to your water heater location.
The heat pump needs air to extract heat from. Minimum 700 cubic feet (about 10x10x7 ft). Texas garages are ideal -- often much larger than needed.
HPWHs produce condensation. You need a floor drain, condensate pump, or drain line nearby. Garage installations can often use the existing garage drain.
HPWHs extract heat from surrounding air and work best above 40 degrees F. Texas garages and utility rooms typically stay 70-100 degrees F, making them ideal locations.
Most HPWH units are 60-65 inches tall. Texas garages typically have ample ceiling height, but verify clearance before purchasing.
In Texas, the HPWH exhausts cool, dehumidified air. A garage-installed unit provides free supplemental cooling -- a genuine benefit in 100 degree F Texas summers.
Texas is one of the best solar states in the country, and pairing solar panels with a HPWH is a high-value combination. A HPWH uses about 500-800 kWh per year -- just 1-2 solar panels can offset that entire cost.
500-800
kWh/year HPWH usage
1-2
Solar panels to offset
$0
Water heating cost w/ solar
The Section 25C energy efficiency tax credit expired December 31, 2025. There is no federal tax credit for heat pump water heaters in 2026. Your TX utility rebate ($100-$400) is the primary incentive available. Many websites still advertise a $2,000 federal credit -- that is outdated information.
Austin Energy offers $200-$400, CPS Energy (San Antonio) offers $100-$200, CenterPoint (Houston) offers $200, and some Oncor REPs offer up to $200. Rebate amounts depend on your utility territory and the efficiency rating of the unit you install.
No. The Section 25C energy efficiency tax credit expired December 31, 2025. There is no federal tax credit for heat pump water heaters in 2026. Your utility rebate is the primary incentive available.
Yes -- HPWHs actually perform better in warm climates. They extract heat from surrounding air, and Texas garages and utility rooms stay 70-100 degrees F for most of the year, which is ideal. As a bonus, HPWHs produce cool, dehumidified air, providing free supplemental cooling to your garage or utility space.
A heat pump water heater typically costs $2,500-$4,500 fully installed in Texas, including the unit, labor, and any electrical work needed. After utility rebates of $100-$400, your net cost is approximately $2,100-$4,400.
It depends on your priorities. Texas has cheap natural gas ($1.20/therm), so annual savings of $150-$350 mean a longer payback period of 8-15 years. However, HPWHs last 13-15 years, produce zero direct emissions, and pair well with rooftop solar. If you are already replacing a failing gas water heater, the incremental cost of choosing a HPWH is much lower.
Absolutely -- this is one of the best combinations in Texas. Solar panels generate peak electricity during the hottest hours when your HPWH runs most efficiently. A HPWH uses about 500-800 kWh per year, which 1-2 solar panels can offset completely. With Texas solar costs at $2.50-$2.80/W, the combined savings are significant.
A heat pump water heater thrives in Texas heat, cutting water heating costs by 60-70%. With utility rebates of $100-$400 and the option to pair with solar, it is one of the smartest home upgrades in the Lone Star State.
All installations include utility rebate processing. Licensed plumber. ENERGY STAR certified equipment.