A.O. Smith Signature 900 50-Gallon Tall 240-volt Smart Hybrid Water Heater Installation Bundle
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Items Included in this Collection



Item #5374507 |
Model #HPA10-50H45DV
Innovative Digital Smart Valve - Use Guest Mode or Hot Water Plus mode to get up to 40% more hot water when you need it.
ENERGY STAR® certified, 4X Advanced Energy Savings than standard electric technology
Eligible for $2,000 Federal Tax Credit, additional rebates may apply (see Lowe's rebate center for details)
Ideal hot water delivery for 3 to 5 person households, when sized appropriately
iCOMM™ smart connectivity allows you to get notifications and manage your hybrid electric heat pump water heater from your smartphone
Leak Watch® smart technology provides instant leak alerts for added peace of mind
Leak Shield® shut-off valve automatically shuts off the water supply when a leak is detected (accessory included)
Grid-Capable design reduces energy costs and operates quietly at 45 dB
Two back-up 4,500-watt copper heating elements provide a first hour delivery of 65 gallons
General | |||
|---|---|---|---|
Color/Finish Family | Gray | Grade | Residential |
Series Name | Signature 900 Series | Use Location | Indoor |
Type | Tank | Display Type | Digital |
Power Source | Electric | ||
Dimensions | |||
|---|---|---|---|
Depth (Inches) | 22 | Nominal Capacity (Gallons) | 50 |
Diameter (Inches) | 22 | Rated Storage Capacity | 46-Gallon |
Family Size | 5 | Water Connection Size | 3/4-in |
Height (Inches) | 63 | Weight (lbs.) | 177 |
Insulation Thickness (Inches) | 2.5 | Width (Inches) | 22 |
Features | |||
|---|---|---|---|
Annual Fuel Utilization Efficiency % (Percentage) | 0 | Scale Prevention | No |
Decibel Rating | 45 | Super High Efficiency | Yes |
Foam Insulation | Yes | Temperature and Pressure Relief Valve | Yes |
Grid Capable | Yes | Uniform Energy Factor | 3.68 |
High Efficiency | Yes | Voice Controlled | No |
Hybrid Heat Pump Technology | Yes | Voltage (Volts) | 240 |
Leak Detection | Yes | Water Connection Location | Top/Side |
Overheat Shut-Off | Yes | Water Heater Style | Tall |
Point of Use | No | Wattage (Watts) | 4500 |
Compatibility | |||
|---|---|---|---|
Bluetooth Compatibility | Yes | Works with iOS | Yes |
Smart Compatible | Yes | Works with SmartThings | No |
Wi-Fi Compatibility | Yes | Works with the Google Assistant | No |
Works with Amazon Alexa | No | For Use with Mobile Homes | Yes |
Works with Android | Yes | For Use with RVs | No |
Works with Apple HomeKit | No | ||
Warranty | |||
|---|---|---|---|
Warranty | 10-year limited | ||
Certifications | |||
|---|---|---|---|
CA Residents: Prop 65 Warning(s) | Safety Listing | UL safety listing | |
ENERGY STAR Certified | Yes | AHRI Certified | Yes |
Miscellaneous | |||
|---|---|---|---|
UNSPSC | 40101800 | ||
Ratings may include incentivized customer reviews.
Would Leave ZERO Stars if I could
I will say this is by far the worst water heater you could buy, followed by the worst warranty procedure and protocol. The water heater itself is easy to install, they all are, and they all have the same basic three connections. Cold Water In, Hot Water Out, and Electrical Connection. The water heater when was "great" it worked as advertised for 363 days. On the 364th day it died. NO ERROR CODES. Just spiked in electrical use then had sporadic hot water available. Some times there would be...
Failure after Failure
Two years ago, I needed a new water heater, and I wanted to get the best I could find for the next 20 years. In theory, the Heat pump should pay for itself in electric savings. In reality, the poor workmanship on this unit leaves it to be nothing but a headache. Add to that the slimy Warranty practices on lemon units, and you have nothing but a pile of junk, waste of time and a great deal of frustration. Two years ago, I went into a local Lowes store to get a water heater and they said I needed...
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Please send your phone number to [email protected]...
Two AO 900's in 15 Months!
Purchased the first AO Smith 900 from Lowes in November 2024. It had to be replaced in December 2025 (until replaced $1200 installation fee). Now only 3 months later the new unit is leaking and needs to be replaced AGAIN! AO Smith customer service will not do anything about installation and if they do it's $200 within the first year and that's all! This unit needs to be recalled and we all need to be made whole. Are they any class action attorney's out there that want to take this one? ...
DO NOT PURCHASE!!
Worse experience buying this unit after two months it wouldn’t heat properly, kept tripping breaker, and started leaking through front access panel. Called for replacement under 90 days had to get someone to haul away old and deliver new as AO would only offer $200 for assistance bought a different model of course as they weren’t even willing to cover having a new one installed couldn’t buy again and trust this unit with another $1200-$1800 installation charge coming never again trust me do not ...
We are sorry to hear of your experience. We want to ensure the issue is resolved.
Please send your phone number to [email protected]...
Compressor stopped working after 2 years!
Replacement labor cost estimated at 3,000$, and Lowe's does not guarantee replacement, so I need to pay for a new water heater out of pocket and pray for a refund! (A.O Smith already approved the replacement, but Lowe's does not accept it). Worst device! worst Customer support!
We're sorry to hear of your experience.
We want to ensure you receive the warranty coverage included with your purchase.
Pl...
Does Not Last, warranty repair non existent
ECC error code keeps coming up requring a reset. I went to the AO Smith website to find someone that will repair this under warranty, however since i'm out of the 1 year labor coverage, the closest residential repair service is 67 miles away and costs at minimum 250 dollars each visit and will require at least 2 visits with diagnosis and repair. That means at least 500 dollars minimum for a unit inside the warranty part replacement/repair period that is advertised at 10 years, however only reali...
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Please send your phone number to [email protected]...
Replacement has failed after a year
the first AO Smith hybrid failed after 18 months -- Was replaced under warranty --- Since the new replacement unit was installed we needed to change out the circult board after about 1 year --- Now 6 months after replacing the circult board -- the hot water heater runs continuosly in a basement that is approx 69 degrees yea.r round This product is not worth the trouble or the cost
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Please send your phone number to [email protected]...
It doesn't work in the winter.
This is a total scam. I bought a unit less than a week ago, and it's already malfunctioning and not heating because the heater needs to be in an environment above 40 degrees, And AO Smith customer service told me: "Sir, you have to buy an electric heater for the AO Smith heater to work." What?! This is a complete rip-off, and they won't refund my money.
We are sorry to hear of your experience. We want to ensure the issue is resolved.
Please send your phone number to [email protected]...
App doesn't work
I got this installed a few months ago and the heater itself works well so far - no issues on hot water performance. However, I tried to activate the app and it wouldn't work. So I called customer support, and the confused customer service rep told me (after messaging other tech support staff) there was a server issue and that it should be resolved in a week or so. I waited a week, and it still didn't work, so I called again. Then a different, but still confused, customer service rep said they wo...
I've have this for 2 years
well today makes 6 months on the 4th replacement of this hot garbage
This tool is not an exact fit, but does work on most heating elements. If the water heater has not
been maintained, a 1-1/2 inch socket with a ...



We are sorry to hear of your experience. We want to ensure the issue is resolved.
Please send your phone number to [email protected]...