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80 Gallon Voltex Residential Hybrid Electric Heat Pump Water Heater

Brand:
AO Smith
SKU:
HPTU-80
Rating:
(21)
Q&A:
(1)
80 Gallon Voltex Residential Hybrid Electric Heat Pump Water Heater
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HPTU-80 has been discontinued
Discontinued October 15, 2016
This product was discontinued by the manufacturer.
Direct Replacement:
80 Gallon HPTU-80N Voltex Residential Hybrid Electric Heat Pump Water Heater - Tall (1PH, 4.5kW, 208/240V)
Brand:
AO Smith
SKU:HPTU-80N
(21)
VIEW REPLACEMENT
VIEW REPLACEMENT

Product Highlights

–
Product Highlight: Fuel Type
Electric
Product Highlight: Warranty
10 Year Limited Warranty
Product Highlight: Capacity (Gallons)
80 Gallons
Product Highlight: Height (Inches)
69" Height
Product Highlight: Energy Star Rated
Yes
Product Highlight: Diameter (Inches)
27" Diameter

Description

–
This model has an energy factor of 3.06.

The Voltex® Hybrid Electric Heat Pump reduces water heating cost by up to 71% through an innovative design that pulls environmental heat while dehumidifying and cooling the ambient air at the same time.

The HPTU-80 uses heat pump technology to deliver tremendous savings, by generating heat through the heat pump technology instead of the heating elements. It offers premium features including a user-friendly display, vacation mode to save money while you are away, and a heavy duty anode that protects your tank for 10 years. In addition to the heat pump technology, this model also has two heating elements that help the water heater recover quickly during periods of high demand.

Features:
  • Improved efficiency designed to ensure available hot water at the lowest possible cost. Up to a 3.06 Energy Factor (EF) rating which conserves energy and meets ENERGY STAR® qualifications.
  • Select from Efficiency, Hybrid or Electric modes to match heating requiremnets to environmental conditions
  • User-friendly electronic interface allows easy control of temperature setting, operating modes and communicates diagnostics
  • Protects the tank from the corrosive effects of hot water, to ensure long tank life

Specs

–
Application:

Plumbing

Fuel Type:

Electric

Capacity (Gallons):

80

Efficiency Mode 1st Hour Rating :

76.3

Hybrid Mode 1st Hour Rating:

95

Electric Mode 1st Hour Rating:

90.1

Energy Star Rated:

Yes

Height (Inches):

69"

Diameter (Inches):

27"

Weight (lbs):

307 lbs

ASME:

Yes

Energy Factor:

3.06 (Hybrid Mode)

0.92 (Electric Mode)

3.27 (Efficiency Mode)

Voltage:

240v

Warranty:

10 Year Limited

Refrigerant Type:

R-134A

Contact

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Product Reviews

3.86 out of 21 reviews
68% would recommend this product
3.86
out of 21 Reviews
68% would recommend this product
WRITE A REVIEW
5 star
67%
4 star
0%
3 star
5%
2 star
10%
1 star
19%
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Customer Images

Most Liked Positive Review

Best water heater ever!

I got this water heater to replace my oil-fired water heater that gave me endless hot water and home heat. I am glad to be off oil! The heat will be replaced with a heat pump. I have not run out of hot water yet and I do not expect to. I think it has only used the heat pump to keep the water hot. I am currently running in "Hybrid" mode am going to try "Efficiency" mode to see if that works. My electric bill went up $10.00 for the month but I am not sure that was all because of the water heater. The sound is twice as loud as a refrigerator. I have a 1632sqft 3-bedroom split entry home with 2 full baths, one with a deep tub and large rain shower head. Longest shower I have taken to date was 35 minutes. The unit is installed in my garage and is set at 140 degrees. The installation was difficult because the input/output on the unit are not on the top. Be prepared to replumb your piping and plan where your condensate is going to go. Plumbing codes differ from state and county so do good research. Be sure to install additional heat traps made out of the pipe, they work well. If you are tired of burning or want an electrical upgrade this unit is worth the price and hassle.
VS

Most Liked Negative Review

Wanted to Love it But Quality Isn't There

I'm very committed to the benefits of heat pump water heaters and really want to love the ones from AO Smith but they're very simply garbage. The 50 gal unit I have in a rental property has been replaced twice within 3 years, both times due to heat pump failures, which apparently can't be fixed. AO Smith was very nice about getting replacements to me quickly from SupplyHouse, but each one cost $700 in plumber labor, not covered under the warranty. My parents got an 80 gallon unit before I had the first failure of my 50 gallon, and the heat pump failed within one year. The plumber charged $850 to swap it out. Six months later the control board failed. AO Smith supplied a warranty replacement board (and charged me shipping!), which I installed myself. Now 6 months after that, the heat pump on this one has failed. Waiting now for a replacement along with another $850 plumber bill. Avoid this junk. The quality simply isn't there.
Showing 1-10 of 21 reviews

Wanted to Love it But Quality Isn't There

I'm very committed to the benefits of heat pump water heaters and really want to love the ones from AO Smith but they're very simply garbage. The 50 gal unit I have in a rental property has been replaced twice within 3 years, both times due to heat pump failures, which apparently can't be fixed. AO Smith was very nice about getting replacements to me quickly from SupplyHouse, but each one cost $700 in plumber labor, not covered under the warranty. My parents got an 80 gallon unit before I had the first failure of my 50 gallon, and the heat pump failed within one year. The plumber charged $850 to swap it out. Six months later the control board failed. AO Smith supplied a warranty replacement board (and charged me shipping!), which I installed myself. Now 6 months after that, the heat pump on this one has failed. Waiting now for a replacement along with another $850 plumber bill. Avoid this junk. The quality simply isn't there.
FuzzyHead67
Flemington, NJ
3 months ago
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I'm on my second unit, and likely heading to my third

I wanted to love this and did my due diligence by researching all units prior to purchase. Unfortunately, when I was a bit early and so there was apparently not enough data out there. The heat pump tied on my first unit. It was under warranty and so I was given a replacement. However, I had to get that into the basement, install it, and get the old one out. They weigh 300 pounds Control panel went on the second unit. They replaced that too under warranty. And now it looks like it has another problem. I'll be troubleshooting that tomorrow. AO Smith sure didn't get this one right. I've read that others have had the same issues that I've been having. On the positive side, it is being covered by the warranty. But again, that's only for the parts.
Bob
NY
6 months ago
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Haven't Installed

great order experience with timely delivery. Plan to use this on radiant floor heating in a farm shop.
DIY Sam
KY
1 years ago
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SAFETY HAZARD

We moved into our brand new house in November of 2021 and this water heater was installed at our request. June of 2023 the less than 2 year old unit blew(see attached picture). It was replaced under warranty. Here we are in February of 2025 and the AGAIN less than 2 year old unit has blown in the exact same way. We assumed at this point that something HAD to be wrong with the wiring of the house since it seems IMPOSSIBLE that 2 water heaters would last less than 2 years. The electrician was here yesterday (not the one that originally wired the house) and confirmed that the issue is NOT the wiring of the house but failure with the unit itself. In addition to these issues, our 5 bathrooms, laundry room, and dishwasher run out of hot water to the point that we have to stagger when everyone (3 teenage boys and 2 adults) can shower in our house based on whether laundry is being done and if the dishwasher is running.
Jain
Lincoln, NE
2 years ago
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Great delivery time and great product

This exceeds what I was expecting. Thank you
Tim
Dayton ohio
3 years ago
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Terrible

They hybrid mode is not enough to keep water warm. I have been working with AO smith about this and they really are not helping.
dmed
lincoln ne
3 years ago
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Very good buy

My husband and I just bought this for our 3 bedroom cape home and the hot water lasts very long and there's really no delay in getting hot water in the mornings. We're so happy with this purchase and would recommend!
Bri
White plains ny
4 years ago
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SupIyhouse.com is great. AO Smith HPTU-80N is not.

Supplyhouse.com has been great in helping to resolve a very poorly made product. After receiving 2 HPTU-80N water heaters and both failing due to ECC codes, I received RMA's from AO Smith. I am thankful that I was not stuck for the cost of the units, and I received my money back. Now I have to dispose of 325 pound water heaters that are New. AO Smith could not determine why the units failed. I gave this a 2 because Supplyhouse is a great vendor, and AO Smith did honor their warranty.
David
New Hampshire
4 years ago
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Be careful with this product!

This product should not be used with cold ground water in northern states like New England. The compressor runs constantly and burned out. Supply House is excellent. They replaced it, but it was less than two years old. I think the systems are good for the south where the ground water is warmer but when the incoming temperature is around 40°, forget it.
Chip
Maine
4 years ago
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I would Buy this item Again.

Great heat pump Water Heater, Great Service from Supply House, and Great Price. Supply House is my Go to location.
Bob
Vermont USA
4 years ago
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Product Q&A

1 Question
1 Question
ASK A QUESTION

Q: What is the max temp?

Asked by cassandra 10 years ago

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Verified Author and ReplyVerified Reply- Supplyhouse Staff

The HPTU-80 units have a temperature set point range of up to 140F.

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