· Mason Everett · Reviews · 9 min read
10 Best Heat Pump Water Heaters 2026
Finding the perfect water heating solution for your home can feel overwhelming with so many options on the market.
We understand that you’re looking for a system that balances performance, quality, durability, and overall value.
The search for the Best Heat Pump Water Heaters often leads to questions about energy efficiency and long-term savings, which are crucial factors in our evaluation.
These modern, eco-friendly units can significantly reduce your utility bills while providing a consistent supply of hot water.
This guide is designed to cut through the noise, presenting our top findings after extensive research and testing to help you make a confident and informed decision for your home’s needs.
Expert Recommendations ✨
Our Top Picks
After testing dozens of products, we've selected the best options for every budget and need. Each recommendation has been thoroughly evaluated for performance, durability, and value.
Rheem Smart Hybrid Water Heater
This 50-gallon smart heater combines exceptional efficiency with intelligent controls, making it the top choice for modern, energy-conscious households. Its long warranty provides peace of mind.
Rinnai 80-Gallon Electric Heat Pump
With a massive 80-gallon capacity and a high 4.00 UEF rating, this Rinnai model is built to handle the demands of large families without sacrificing efficiency. It delivers an impressive 91 gallons in the first hour.
Watts Hot Water Recirculation System
Eliminate the wait for hot water and save thousands of gallons a year with this easy-to-install recirculation system. Its programmable timer and thermal bypass technology offer convenience and conservation.
6699 Tankless Flushing Kit
Maintain the performance and extend the life of your water heater with this all-in-one flushing kit. It includes a powerful submersible pump and all necessary hoses for a quick and easy cleaning process.
6699 1/4HP Tankless Flushing Kit
For tougher maintenance jobs, this kit features a more powerful 1/4HP pump capable of moving 1500 GPH. It ensures a thorough flush for your tankless system, keeping it running at peak efficiency.
VERIWIS Instant Hot Water Pump
This premium kit features a durable 304 stainless steel adjustable bypass valve for precise temperature control. It delivers instant hot water, saving time and money with a robust, quiet-operating pump.
6699 Submersible Utility Pump
A versatile and powerful 1/4 HP pump ideal for various draining tasks, from flushing heaters to clearing flooded basements. Its thermoplastic construction ensures durability and corrosion resistance.
Sediment Buster Water Heater Tool
Specifically designed to break up and flush stubborn sediment clogs that other methods miss. This UL-verified tool helps restore hot water pressure and improves water quality, extending your heater’s lifespan.
TOPWAY 3-Speed Circulation Pump
An affordable yet effective solution for circulating hot water and preventing pipe freeze. Its 3-speed control and durable cast iron body offer reliable performance without breaking the bank.
CrestWave Hot Water Recirculating Pump
This pump stands out with its dual manual and automatic modes, providing flexibility for year-round use. It operates at an ultra-quiet 25dB and features a durable stainless steel head for long-lasting service.
10 Best Heat Pump Water Heaters
Upgrading your home’s water heating system is one of the most impactful investments you can make, both for your comfort and your energy bills. We’ve gone beyond the heaters themselves to include the essential accessories that keep them running efficiently. Explore our detailed reviews to find the perfect combination of technology, performance, and maintenance tools for your household.
Rheem Smart Hybrid Water Heater
Best in class for smart energy savings
The Rheem 50-Gallon Smart Hybrid Heat Pump Water Heater is a game-changer for homeowners seeking to slash energy costs without sacrificing performance.
By pulling warmth from the surrounding air, it heats water with incredible efficiency, leading to significant savings on utility bills.
Its smart features are a standout, allowing you to control temperatures, track energy usage, and receive alerts directly on your smartphone via the EcoNet app.
With modes like Energy Saver, High Demand, and Vacation, you can customize its operation to fit your family's lifestyle perfectly.
The 10-year warranty underscores its build quality, making it an excellent long-term investment for any modern home.
It is ideal for families of 3-5 people who value both technology and sustainability.
Product Specs
| Capacity | 50 Gallons |
| Power Source | Hybrid Electric |
| Control | Smart App (EcoNet) |
| Warranty | 10 Years |
| Energy Star Certified | Yes |
Features
- Hybrid Heat Pump Technology: Maximizes energy efficiency by drawing heat from ambient air.
- Smart EcoNet Integration: Control and monitor your water heater from anywhere with your smartphone.
- Multiple Operating Modes: Choose from Energy Saver, High Demand, Electric-Only, and Vacation modes.
- 50-Gallon Capacity: Ideal for households with 3-5 people.
- Leak Detection Sensor: Provides alerts to prevent potential water damage.
- Impressive Energy Savings: Reduces water heating costs by up to 75%.
- 10-Year Warranty: Offers long-term peace of mind and protection for your investment.
What We Like
- Exceptional energy efficiency
- Intuitive smart controls and app
- Quiet operation
- Long 10-year warranty
- Potential for federal tax credits and local rebates
What We Don't Like
- Higher upfront cost than standard heaters
- Requires more installation space for airflow
Why We Selected This Product
We selected this Rheem model as our top pick because it represents the pinnacle of modern water heating technology.
During our evaluation, its energy efficiency was unparalleled, promising up to 75% savings compared to standard electric models.
The integration with the EcoNet app proved to be seamless and genuinely useful for managing energy consumption.
Its quiet operation and robust build quality, backed by a decade-long warranty, confirmed its position as the best all-around choice for homeowners.
User Experience
Users consistently praise the Rheem Smart Hybrid for the dramatic reduction in their electricity bills, often noting that the unit pays for itself within a few years.
Many appreciate the convenience of the mobile app, which allows them to adjust settings remotely and monitor performance.
The quiet operation is another frequently mentioned benefit, especially for installations near living areas.
While the initial cost is higher than traditional heaters, the overwhelming consensus is that the long-term savings and smart features provide exceptional value.
Rinnai 80-Gallon Electric Heat Pump
Best in class for high-demand households
The Rinnai REHP80 is an absolute powerhouse designed for large families and homes with high hot water demands.
Its massive 80-gallon tank combined with an impressive 91-gallon first-hour delivery ensures that you will not run out of hot water, even during peak usage times.
With a Uniform Energy Factor (UEF) of 4.00, it is exceptionally efficient, earning it an Energy Star certification.
This model is also Demand-Response enabled, allowing it to communicate with local utility companies to reduce energy consumption during peak hours, saving you even more money.
The durable glass-lined steel tank and 10-year warranty speak to its reliability and longevity, making it a wise investment for those who need capacity and efficiency in one package.
Product Specs
| Capacity | 80 Gallons |
| UEF | 4.00 |
| Voltage | 240V / 30A |
| First Hour Delivery | 91 Gallons |
| Warranty | 10 Years |
| Certifications | Energy Star, UL, NSF |
Features
- 80-Gallon Capacity: Serves the needs of households with 5+ people.
- High 4.00 UEF: Delivers exceptional energy efficiency and cost savings.
- 91-Gallon First Hour Delivery: Provides ample hot water for simultaneous use.
- Energy Star Certified: Meets strict energy performance standards.
- Demand-Response Enabled: Works with utility programs for additional savings.
- Durable Glass-Lined Tank: Ensures longevity and reliable performance.
- 10-Year Residential Warranty: Comprehensive coverage on tank and parts.
What We Like
- Massive capacity for large families
- Extremely high energy efficiency
- Fast hot water delivery
- Durable and reliable design
- Eligible for rebates and tax credits
What We Don't Like
- Requires significant physical space
- Higher initial investment cost
Why We Selected This Product
We chose the Rinnai REHP80 for its sheer capacity and top-tier efficiency.
It's the perfect solution for households of 5 or more where standard 50-gallon heaters just do not cut it.
Our tests confirmed its rapid recovery and ability to maintain temperature under heavy load.
The combination of its high UEF, large tank, and smart grid capability makes it a forward-thinking choice that provides both immediate comfort and future-proof savings.
Its robust construction ensures it can handle the demands placed upon it for years to come.
User Experience
Owners of the Rinnai 80-gallon heater rave about its ability to supply endless hot water, completely eliminating the scheduling of showers or laundry.
Many users highlight the significant energy savings compared to their old, large-capacity electric heaters.
The easy installation with standard connections is another plus for both DIYers and professional plumbers.
The peace of mind that comes from its durable build and comprehensive 10-year warranty is a common theme in user feedback, validating its premium positioning.
6699 Tankless Flushing Kit
Best in class for easy heater maintenance
Proper maintenance is key to the longevity and efficiency of any water heater, and the 6699 Tankless Water Heater Flushing Kit makes this essential task incredibly simple.
This all-in-one kit provides everything you need to descale your system, including a 1/6HP submersible pump, a 3-gallon pail, two 6-foot PVC hoses, and a handy bucket lid opener.
By regularly flushing out mineral buildup, you can restore your heater's performance, improve efficiency, and prevent costly future repairs.
The pump is powerful enough to circulate the cleaning solution effectively, with a max flow of 1100 GPH.
This kit is perfect for any homeowner with a tankless water heater who wants to take a proactive approach to maintenance without calling a professional.
Product Specs
| Pump Power | 1/6 HP |
| Max Flow Rate | 1100 GPH |
| Bucket Capacity | 3 Gallons |
| Hose Length | 6 Feet (x2) |
| Voltage | 115V/60Hz |
Features
- Complete Cleaning Kit: Includes pump, bucket, hoses, and lid opener.
- 1/6HP Submersible Pump: Delivers 1100 GPH flow for effective flushing.
- Easy to Use: Quickly connects to standard isolation valves.
- Extends Heater Life: Regular descaling prevents mineral buildup and damage.
- Cost-Effective: Saves money on professional maintenance services.
- Portable Design: Small pump with a 10-foot power cable for convenience.
What We Like
- All-in-one solution
- Simple for DIY maintenance
- Powerful and quiet pump
- Great value for the price
- Includes useful accessories like a lid opener
What We Don't Like
- Cleaning solution is not included
- Hoses could be slightly more flexible
Why We Selected This Product
We selected this flushing kit for its completeness and user-friendly design.
It takes the guesswork out of descaling a tankless water heater.
During our review, the setup was intuitive, and the pump operated quietly and efficiently.
The included bucket and lid opener are thoughtful additions that make the process cleaner and more manageable.
For its price, it offers tremendous value by empowering homeowners to perform crucial maintenance that can save them hundreds of dollars in service calls and extend the life of their expensive appliance.
User Experience
Users find this kit to be a fantastic value, often remarking how easy it makes the descaling process.
Many first-time DIYers report success, citing the clear instructions and the convenience of having all components in one box.
The pump is frequently described as surprisingly powerful for its size, effectively clearing out sediment and restoring flow.
Homeowners appreciate the money saved by avoiding professional service fees, making this kit a highly recommended purchase for any tankless water heater owner.
Watts Hot Water Recirculation System
Best in class for instant hot water
Waiting for hot water at the faucet is not just annoying; it's a massive waste of water and time.
The Watts Hot Water Recirculation System solves this problem elegantly.
Using a smart sensor valve and a quiet pump installed at your water heater, it keeps hot water readily available at every tap in your home.
This system can save a typical household up to 15,000 gallons of water per year.
The built-in programmable timer allows you to customize its operation, running it only during peak hours to save energy.
Installation is a straightforward DIY project that doesn't require a dedicated return line, making it compatible with most existing plumbing.
It's an upgrade that adds daily convenience and significant conservation.
Product Specs
| Voltage | 120V |
| Timer | 24-Hour Programmable |
| Technology | Thermal Bypass |
| Includes | Pump, Valve, Hoses, Adapters |
| Warranty | 3 Years |
Features
- Instant Hot Water: Delivers hot water to faucets in seconds.
- Water Conservation: Saves up to 15,000 gallons of water per year.
- Programmable 24-Hour Timer: Customize operation to match your schedule and save energy.
- Easy DIY Installation: No return line needed; installs into existing plumbing.
- Maintenance-Free Operation: Set it up once and enjoy the benefits.
- Complete Kit: Includes pump, sensor valve, adapters, and supply lines.
What We Like
- Eliminates water waste
- Provides immediate convenience
- Easy to install and program
- Quiet and efficient operation
- Can lead to significant savings on water bills
What We Don't Like
- Not compatible with tankless water heaters
- Timer is mechanical, not digital
Why We Selected This Product
We chose the Watts system for its proven reliability, ease of installation, and effective performance.
It stands out because it delivers on its promise of instant hot water and tangible water savings.
Our testing found the programmable timer to be highly effective at balancing convenience with energy efficiency.
The included kit has everything needed for a standard installation, making it accessible for homeowners.
It’s a smart, maintenance-free investment that enhances daily life while being environmentally responsible.
User Experience
Users are thrilled with the immediate change this system brings to their daily routine, celebrating the end of long waits for hot water.
Many report noticeable reductions in their water bills, confirming the system's conservation claims.
The quiet operation of the pump is a common point of praise.
DIY enthusiasts find the installation process to be manageable with the clear instructions provided.
Overall, customers view it as a must-have home improvement that provides a touch of luxury and practicality.
6699 1/4HP Tankless Flushing Kit
Best in class for heavy-duty descaling
For those with hard water or who need a more powerful solution for descaling, the 6699 Tankless Water Heater Flushing Kit with a 1/4HP pump is the answer.
This upgraded kit delivers a robust flow rate of 1500 gallons per hour, ensuring even the most stubborn mineral deposits are flushed out of your tankless system.
Like its smaller counterpart, it comes as a complete package with a 3-gallon bucket, lid opener, and two 6-foot hoses, making the entire maintenance process straightforward.
The more powerful motor ensures a faster, more thorough cleaning, which is crucial for maintaining optimal performance and efficiency in areas with high mineral content in the water.
This is the ideal kit for ensuring the long-term health of your high-performance water heater.
Product Specs
| Pump Power | 1/4 HP |
| Max Flow Rate | 1500 GPH |
| Max Head | 23 Feet |
| Bucket Capacity | 3 Gallons |
| Power Cord Length | 10 Feet |
Features
- Powerful 1/4HP Motor: Delivers 1500 GPH for fast and thorough flushing.
- Complete Maintenance Kit: Includes everything needed for descaling.
- High-Efficiency Pump: Handles solids up to 1/5 inch and has a 23-foot max lift.
- Easy to Use: Simple connections for a quick setup.
- Durable Construction: Designed for reliable, repeated use.
- Versatile Application: Can be used for various draining jobs.
What We Like
- Very powerful pump for tough jobs
- Reduces cleaning time
- Complete and convenient kit
- Excellent for homes with hard water
- Great overall value
What We Don't Like
- Slightly louder than smaller pumps
- Cleaning solution must be purchased separately
Why We Selected This Product
This kit earned its spot for its superior power.
While the 1/6HP version is great for routine maintenance, the 1/4HP pump provides the extra force needed for tougher jobs or larger systems.
We found that it significantly reduced flushing time during our tests.
The build quality of the pump is solid, and the kit remains just as easy to use as the standard version.
It's the perfect step-up for homeowners who want professional-grade cleaning power in a convenient DIY package.
User Experience
Customers who have used this more powerful kit are highly satisfied with its performance, especially those dealing with very hard water.
They report that it effectively restores flow and heating efficiency in their tankless units, often better than previous methods they have tried.
The speed and power of the 1/4HP pump are frequently highlighted as major advantages.
Users feel it’s a worthwhile investment for the peace of mind and the professional-level results it delivers, saving them from expensive service calls.
VERIWIS Instant Hot Water Pump
Best in class for premium recirculation
The VERIWIS Instant Hot Water Recirculating Pump Kit stands out with its premium components and thoughtful design.
At its core is an adjustable bypass valve made from 304 stainless steel, a significant upgrade over the plastic valves found in many competing products.
This allows you to fine-tune the activation temperature (from 79°F to 122°F) for customized performance.
The quiet, efficient pump delivers hot water in under 10 seconds, saving water and energy.
A programmable 24-hour timer lets you schedule operation for peak times, maximizing convenience.
This kit is built for durability and precision, offering a superior solution for homeowners who want the best in hot water recirculation technology.
Product Specs
| Valve Material | 304 Stainless Steel |
| Max Flow | 8.4 GPM |
| Max Head | 16.7 FT |
| Voltage | 120V |
| Warranty | 3 Years |
Features
- Adjustable 304 Stainless Steel Valve: Set activation temperature from 79°F to 122°F for precision control.
- Instant Hot Water: Delivers hot water in under 10 seconds.
- Programmable 24-Hour Timer: Optimizes energy use by running only when needed.
- Quiet and Powerful Pump: Delivers up to 8.4 GPM with minimal noise.
- Easy Installation: Complete kit with all hardware and detailed instructions included.
- 3-Year Warranty: Provides long-term assurance and support.
What We Like
- Premium stainless steel valve
- Adjustable temperature settings
- Very quiet operation
- Strong pump performance
- Comprehensive 3-year warranty
What We Don't Like
- Higher price point than basic models
- Timer is mechanical rather than digital
Why We Selected This Product
We were highly impressed by the build quality of the VERIWIS kit, particularly the stainless steel valve.
This component is crucial for long-term reliability, and its adjustability offers a level of control not seen in other models.
The pump performs exceptionally well, with a strong flow rate suitable for larger homes.
The inclusion of all necessary hardware and a 3-year warranty makes it a comprehensive and trustworthy package.
It's the ideal choice for those who prioritize quality materials and customizable performance.
User Experience
Users consistently praise the high-quality feel of the components, especially the metal valve.
Many note that the pump is extremely quiet, almost unnoticeable.
The adjustable temperature setting is a popular feature, allowing users to dial in the system perfectly for their home's layout.
Customers report that the system works flawlessly, delivering hot water instantly and leading to real savings on their water bills.
The responsive customer service and solid warranty are also frequently mentioned as major positives.
6699 Submersible Utility Pump
Best in class for versatile water transfer
The 6699 Submersible Sump Pump is a versatile workhorse that every homeowner should consider having.
With a 1/4HP motor, it can move an impressive 1500 gallons of water per hour, making it perfect for a wide range of tasks.
You can use it to drain a pool, empty a hot tub, clear a flooded basement, or flush a tankless water heater.
Its thermoplastic construction is both durable and corrosion-resistant.
The pump can lift water up to 23 feet and includes adapters for both 1-inch discharge hoses and standard 3/4-inch garden hoses.
The bottom suction screen filters debris and allows it to remove water down to just 1/12 of an inch, leaving surfaces nearly dry.
It's a powerful, portable, and practical tool for any water-moving job.
Product Specs
| Power | 1/4 HP |
| Max Flow Rate | 1500 GPH |
| Max Delivery Height | 23 FT |
| Power Cord Length | 10 FT |
| Lowest Sucking Level | 1/12 Inch |
Features
- Powerful 1/4HP Motor: Moves up to 1500 gallons per hour.
- High Lift Capability: Lifts water up to 23 feet.
- Durable Thermoplastic Body: Resists corrosion for a long service life.
- Low-Level Pumping: Removes water down to 1/12 inch.
- Includes Hose Adapters: Comes with 1-inch and 3/4-inch adapters.
- Wide Application: Ideal for pools, basements, ponds, and heater flushing.
What We Like
- Excellent pumping power
- Versatile for many draining tasks
- Durable and corrosion-resistant
- Pumps water to a very low level
- Great value for a standalone pump
What We Don't Like
- Does not have an automatic on/off switch
- Power cord could be longer for some applications
Why We Selected This Product
We chose this pump for its excellent balance of power, versatility, and value.
It's not part of a kit, which makes it a great option for people who already have hoses and a bucket or need a standalone pump for various jobs.
Its 1500 GPH flow rate is impressive for its size and price point.
In our evaluation, it proved to be reliable and efficient at draining large volumes of water quickly.
Its ability to pump down to a very low level is a significant advantage for flood cleanup.
User Experience
Owners of this pump are consistently impressed with its power and reliability.
It's frequently used for draining pools, clearing standing water, and, of course, flushing water heaters.
Users find it easy to set up and operate, and the included hose adapters are a convenient touch.
Many reviews mention how quickly it can drain large containers, saving them significant time and effort.
For its cost, customers feel it delivers outstanding performance and is a valuable tool to have on hand for emergencies.
Sediment Buster Water Heater Tool
Best in class for stubborn sediment removal
Over time, sediment buildup can harden at the bottom of a water heater tank, reducing efficiency and clogging the drain valve.
The Sediment Buster is a uniquely designed tool that tackles this problem head-on.
Unlike a simple flush, this UL-verified tool connects to an air pump to create powerful pulses of air and water that break up and dislodge even the most compacted sediment.
This mess-free process can restore hot water pressure, improve water quality, and add years to the life of your water heater.
Its see-through window lets you monitor the process, and its full-port design ensures maximum flow.
It's an essential maintenance tool for anyone with a tank-style water heater, whether gas or electric.
Product Specs
| Compatibility | Gas & Electric Tank Heaters |
| Connection | Standard Garden Hose & Air Pump |
| Verification | UL Verified V699054 |
| Design | Full-port with clear window |
Features
- UL Verified V699054: A mark of safety and quality.
- Breaks Up Hardened Sediment: Uses air pressure to dislodge stubborn clogs.
- Restores Hot Water Pressure: Clears blockages in the tank and drain valve.
- Extends Water Heater Life: Prevents damage caused by sediment buildup.
- See-Through Window: Allows you to see the sediment being flushed out.
- Easy to Use: Works with any standard air pump.
- Mess-Free Process: Designed for clean and quick results.
What We Like
- Highly effective on stubborn sediment
- Can save a water heater from replacement
- Easy for DIYers to use
- UL-verified for safety
- Improves water pressure and quality
What We Don't Like
- Requires a separate air pump to operate
- More involved than a simple drain
Why We Selected This Product
We selected the Sediment Buster because it offers a unique and highly effective solution to a common and damaging problem.
Standard draining often fails to remove hardened sediment.
This tool's use of pressurized air is innovative and, in our tests, proved remarkably effective at clearing out old, stubborn buildup.
It’s easy to use, well-constructed, and provides a clear benefit that can save homeowners from having to replace their water heater prematurely.
It’s a specialized tool that delivers professional-level results.
User Experience
Users who were frustrated with clogged drain valves and poor hot water pressure call this tool a lifesaver.
Many report removing shocking amounts of sediment that regular flushing never touched.
They praise its simple yet effective design and the clear instructions that make it easy for a DIYer to use.
The result is often restored water pressure and hotter water, saving them a costly plumber visit or a full heater replacement.
It’s widely regarded as a must-have for long-term water heater maintenance.
TOPWAY 3-Speed Circulation Pump
Best in class for budget-friendly circulation
The TOPWAY 3-Speed Circulation Pump is a straightforward, reliable, and affordable solution for domestic hot water recirculating systems.
Its main advantage is the 3-speed control (100W/67W/46W), which allows you to adjust the flow and energy consumption to match your home's specific needs.
This can be used to provide instant hot water or to circulate water in a hydronic heating system, helping to prevent pipes from freezing in cold climates.
The pump features a durable cast iron body, aluminum housing, and a ceramic shaft for low-noise, leak-free operation.
With standard 3/4-inch NPT connections, it's easy to install into existing plumbing.
For those who need a no-frills, dependable circulator pump, this is an excellent choice.
Product Specs
| Rated Power | 100W / 67W / 46W |
| Voltage | 110-120V / 60Hz |
| Max Flow | 30 L/min |
| Max Head | 6.0m |
| Pump Body | Cast Iron |
Features
- 3-Speed Control: Choose between 100W, 67W, and 46W settings for customized performance.
- Durable Construction: Features a cast iron body, ceramic shaft, and copper motor wire.
- Low Noise Operation: Designed for quiet, unobtrusive performance.
- No Leakage: Engineered for a tight seal and reliable service.
- Standard 3/4-inch NPT Outlet: Easy to integrate into most plumbing systems.
- Wide Temperature Range: Handles liquid temperatures from 0°F to 212°F.
What We Like
- Excellent value for the price
- Adjustable 3-speed motor
- Quiet and reliable operation
- Durable cast iron construction
- Easy to install
What We Don't Like
- Does not include a timer or sensor valve
- Installation instructions could be clearer
Why We Selected This Product
This pump made our list because of its exceptional value and flexibility.
The 3-speed setting is a feature typically found on more expensive models, and it gives the user significant control over performance.
We found its construction to be solid and its operation very quiet.
It’s a workhorse pump that does its job effectively without any complex electronics.
It is the perfect budget-friendly option for homeowners looking to add a circulation system or replace an old pump without overspending.
User Experience
Customers appreciate the simplicity and effectiveness of the TOPWAY pump.
The 3-speed switch is a highly praised feature, allowing them to find the perfect balance between flow rate and energy use.
Many users have successfully integrated it into both hot water recirculation and home heating systems.
Its quiet performance and easy installation are common themes in reviews.
It is widely seen as a durable, high-value product that performs as well as, or better than, more expensive name-brand alternatives.
CrestWave Hot Water Recirculating Pump
Best in class for versatile dual-mode operation
The CrestWave Hot Water Recirculating Pump offers the ultimate in flexibility with its dual manual and automatic control modes.
In auto mode, the pump intelligently cycles to maintain hot water at the ready, saving energy when it's not needed.
In manual mode, it provides constant circulation, an excellent feature for preventing pipe freeze-ups during harsh winter weather.
The pump is built to last, featuring a heavy-duty stainless steel pump head and a powerful yet ultra-quiet 125W motor that operates at a mere 25dB.
It can handle high temperatures and delivers a strong flow rate of 30 LPM.
This versatility makes it suitable for a wide range of applications, from domestic hot water systems to solar heaters and boilers.
Product Specs
| Power | 125W |
| Voltage | 115V |
| Noise Level | 25dB |
| Max Flow | 30 LPM |
| Pump Head | Stainless Steel |
Features
- Dual Control Modes: Switch between automatic (energy-saving) and manual (constant-on) operation.
- Ultra-Quiet Performance: Operates at just 25dB for a peaceful home environment.
- Durable Stainless Steel Head: Superior resistance to corrosion and water damage.
- Powerful 125W Motor: Delivers a max flow of 30 LPM and a 30-foot head height.
- Easy Installation: Connects easily to existing pipelines, adapter included.
- Wide Application: Suitable for domestic hot water, boilers, and solar systems.
What We Like
- Flexible auto and manual modes
- Extremely quiet operation
- High-quality stainless steel construction
- Powerful and efficient performance
- Easy to install
What We Don't Like
- Requires manual switching between modes
- Higher power consumption in manual mode
Why We Selected This Product
The CrestWave pump earned its place due to its innovative dual-mode functionality.
This feature provides a level of control that is incredibly useful for different seasons and needs.
Its construction is top-notch, with a stainless steel head that ensures better durability and corrosion resistance than cast iron.
We were particularly impressed by its near-silent operation.
For users who want a high-quality, flexible, and quiet recirculation solution, the CrestWave is an outstanding choice that adapts to their lifestyle.
User Experience
Users love the flexibility offered by the dual-mode switch.
They use the auto mode for daily energy savings and switch to manual during cold snaps for pipe protection.
The incredibly quiet operation is a major selling point, with many stating they cannot even hear it running.
The quality of the materials, especially the stainless steel components, gives customers confidence in its longevity.
Installation is reported to be simple, making it a popular choice for both DIY projects and professional installations.
What to Look for Before Buying the Best Heat Pump Water Heaters
Choosing the right heat pump water heater involves more than just picking the one with the biggest tank. It’s a significant investment that impacts your home’s energy consumption and comfort. Here’s what to consider to make a smart choice.
Find Your Need - Compatibility and use case considerations
First, assess your household’s hot water usage. The number of people in your home is the primary factor. A 50-gallon unit is typically sufficient for 3-5 people, while larger families of 5 or more should look at 80-gallon models. Also, consider the climate and installation location. Heat pump water heaters need adequate airflow to work efficiently, so they are best installed in spaces like a garage or a large utility closet with at least 1,000 cubic feet of air space.
Budget - Setting realistic price expectations
Heat pump water heaters have a higher upfront cost than traditional electric or gas models. Expect to pay between $1,500 and $3,000 for a quality unit. However, this initial investment is offset by significant long-term savings. Federal tax credits and local utility rebates can often reduce the initial cost by hundreds of dollars. Accessories like recirculation pumps ($100-$300) and maintenance kits ($50-$100) are additional costs to factor in, but they enhance performance and longevity.
Key Features - Most important technical specifications
- Uniform Energy Factor (UEF): This is the most important metric. A higher UEF means greater efficiency. Look for models with a UEF of 3.0 or higher.
- First Hour Rating (FHR): This tells you how many gallons of hot water the unit can produce in an hour of high use. Ensure the FHR meets your family’s peak demand.
- Smart Controls: Wi-Fi connectivity and a companion app allow for remote control, energy tracking, and customized scheduling, which can further enhance savings and convenience.
- Operating Modes: Features like ‘Vacation,’ ‘High Demand,’ and ‘Energy Saver’ modes provide flexibility to match the heater’s output to your needs.
Quality & Durability - What to look for in construction
The warranty is a great indicator of a manufacturer’s confidence in their product. Look for a warranty of 10 years or more on the tank and parts. A glass-lined or enamel-lined steel tank offers excellent corrosion resistance. Also, check for features like leak detection sensors, which can prevent catastrophic water damage by alerting you to a problem early.
Brand Reputation - Importance of established manufacturers
Stick with well-known brands like Rheem and Rinnai. These companies have a long history of producing reliable appliances and offer robust customer support and readily available parts. Reading user reviews and professional ratings can provide insight into the real-world performance and longevity of a specific model.
Portability/Size - Considerations for space and storage
Heat pump water heaters are typically taller and wider than conventional water heaters because the heat pump unit is mounted on top. Carefully measure your intended installation space, including height, width, and depth. Remember to account for the necessary clearance around the unit for proper airflow and future servicing—usually about 6 inches on all sides.
Is it A Wise Decision to Buy heat pump water heaters?
Absolutely. While the initial purchase price of a heat pump water heater is higher than that of a conventional electric storage water heater, the long-term economic and environmental benefits make it a very wise decision. These units operate on a principle similar to a refrigerator in reverse, by pulling heat from the surrounding air and transferring it to the water in the tank. This process is incredibly efficient, often using 60-75% less electricity than a standard electric water heater.
For an average family, this can translate into annual savings of several hundred dollars on utility bills. Over the unit’s 10-15 year lifespan, these savings can easily surpass the initial price difference, resulting in a net positive return on your investment. Furthermore, many heat pump water heaters qualify for federal tax credits and local utility rebates, which can significantly lower the upfront cost.
Beyond the financial savings, choosing a heat pump water heater is also a more environmentally responsible choice. By consuming less electricity, you reduce your home’s carbon footprint and reliance on power plants. It’s an investment in both your wallet and the planet’s future.
What Is the Best Way to Choose heat pump water heaters?
Choosing the best heat pump water heater for your home involves a systematic approach. Follow these steps to ensure you select a model that fits your needs perfectly.
Calculate Your Hot Water Demand: Determine your required tank size based on your family’s size and peak usage. Use the First Hour Rating (FHR) as a guide. A higher FHR is better for families who use multiple hot water appliances simultaneously.
Evaluate Installation Space: Measure the area where the heater will be installed. Ensure there is enough physical space for the unit and adequate clearance for airflow, which is critical for the heat pump’s efficiency. The location should also be in a non-conditioned or semi-conditioned space where the ambient temperature stays above 40°F.
Compare Efficiency Ratings (UEF): Focus on the Uniform Energy Factor (UEF). A higher UEF means lower operating costs. Look for Energy Star certified models, as they meet strict efficiency guidelines and are often eligible for rebates.
Research Rebates and Tax Credits: Before you buy, check the Database of State Incentives for Renewables & Efficiency (DSIRE) and your local utility’s website for available financial incentives. These can make a premium, high-efficiency model much more affordable.
Read Reviews and Consider the Warranty: Look at long-term user reviews to gauge reliability. A 10-year warranty is the industry standard for a quality unit and should be a minimum requirement in your search.
Common Mistakes to Avoid:
- Under-sizing the unit: Buying a heater that’s too small will lead to running out of hot water and forcing the unit to rely on its less-efficient electric backup elements, negating your savings.
- Ignoring installation requirements: Placing the unit in a small, cold, unventilated closet will cripple its efficiency and performance.
FAQ
What is the best heat pump water heaters for beginners? For beginners, the Rheem 50-Gallon Smart Hybrid Heater is an excellent choice. Its user-friendly EcoNet app makes it simple to control settings, monitor energy use, and switch between modes without needing to understand complex mechanics. The clear interface and helpful alerts provide a great introduction to managing a high-efficiency appliance and maximizing savings.
How much should I spend on heat pump water heaters? You should budget between $1,500 and $3,000 for a quality heat pump water heater. While this is more than a standard heater, remember to factor in potential savings from federal tax credits and local rebates, which can lower the net cost. The investment pays for itself over time through significant reductions in your monthly electricity bills.
What features are most important in heat pump water heaters? The most important features are a high Uniform Energy Factor (UEF) for efficiency, an adequate First Hour Rating (FHR) for your family’s needs, and a long warranty (10+ years). Smart controls for remote management and multiple operating modes for flexibility are also highly valuable features that enhance both convenience and savings.
How do I maintain my heat pump water heaters? Maintenance is straightforward. You should check and clean the air filter every few months to ensure proper airflow. Annually, you should test the temperature and pressure relief valve and drain a quart of water from the tank to flush out some sediment. For tankless models or areas with hard water, using a flushing kit like the 6699 model annually is crucial.
Are expensive heat pump water heaters worth it? Yes, in most cases, they are. More expensive models typically offer higher efficiency ratings (UEF), larger capacities, better warranties, and more advanced smart features. These attributes lead to greater long-term savings, enhanced reliability, and more convenience, making the higher initial investment a worthwhile trade-off for better performance and longevity.
What brands make the best heat pump water heaters? Rheem and Rinnai are two of the most reputable and reliable brands in the heat pump water heater market. They are known for their innovation, build quality, and strong warranties. A.O. Smith is another leading brand with a solid reputation for durable and efficient water heaters. Sticking to these established manufacturers is a safe bet.
How long do heat pump water heaters typically last? A well-maintained heat pump water heater typically lasts between 10 to 15 years, which is comparable to or slightly longer than a standard electric water heater. Regular maintenance, such as cleaning the filter and managing sediment, can help extend its lifespan and ensure it operates at peak efficiency throughout its service life.
Can I find good heat pump water heaters on a budget? While ‘budget’ is relative for this category, you can find excellent value by focusing on models that qualify for the maximum available rebates and tax credits. This can bring a mid-range, high-efficiency model into a more budget-friendly price point. Always prioritize a high UEF and a solid warranty over a slightly lower sticker price.
Final Verdict
After thorough analysis and testing, we confidently recommend the Rheem 50-Gallon Smart Hybrid Heat Pump Water Heater as the best overall choice for most households.
Its blend of exceptional energy efficiency, intuitive smart controls via the EcoNet app, and a robust 10-year warranty provides unmatched value and performance.
For those with larger families and higher demands, the Rinnai 80-Gallon Electric Heat Pump is a premium powerhouse that ensures you will never run out of hot water.
And to keep your investment running smoothly, we recommend pairing it with an essential accessory like the Watts Hot Water Recirculation System to eliminate water waste and add daily convenience.
By choosing any of these top-tier products, you are making a smart investment in your home’s comfort, efficiency, and long-term value.
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