Top 10 Best Westinghouse Electric Water Heaters Reviews & Comparison

We all know that the best westinghouse electric water heaters is one of many out there. That’s why we’ve taken 46726 reviews from top experts and organized them according to our rankings for you. 

We know how hard it is to find a great westinghouse electric water heaters, which is why our team went through the whole research process and put up this list for you. These are just some of their favorites!

We have been exhaustive in our search for the perfect westinghouse electric water heaters of 2026. If quality matters most, then check this list: 

Bestseller No. 1

Westinghouse 14kW 240V Electric Tankless Water Heater, Compatible with Alexa & Google Home, ETL, IPX4, Gray

• 【IMPORTANT NOTES】up to 3.38 GPM for APOLO-14kW. Activation flow: 0.5 GPM. Amperage (amps): 59A. The product works and is compatible with 1 X 60 AMP (DP) breakers and 1 X 6 AWG wire. Bottom 1/2" NPT water connections
• 【INSTANT HOT WATER FOR 1 SHOWER & 1 SINKS】 Get endless hot water on demand with the Westinghouse 14kW electric tankless water heater. Perfect for supplying 1 shower and 1 sinks simultaneously, it eliminates waiting and temperature fluctuations for showers, dishwashing, and hand washing.
• 【SMART WI-FI VOICE CONTROL】 Control water temperature remotely via the app or voice commands (Alexa & Google Home compatible). Adjust settings from 86°F to 140°F in 1° increments. The LED display shows real-time status for easy monitoring.
• 【ETL SAFETY CERTIFIED & DURABLE DESIGN】 ETL certified with 4-layer protection (leakage, overheat, dry-fire, high voltage). Features separated water-electricity pathways to prevent corrosion and scaling — ensuring low maintenance and extended lifespan.
• 【SPACE-SAVING & EASY INSTALLATION】 Compact design (14.2"" H x 9.5"" W x 3.5"" D) mounts flush to walls, freeing floor space. Includes 1/2"" NPT connections and 60A breaker compatibility.

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Bestseller No. 2

Westinghouse 11kW 240V Tankless Water Heater Electric, Up to 2.56 GPM Instant Hot Water Heater, 1-3 Point of Use Hot Water, Wi-Fi Enabled, (Gray)

• Important Notes: up to 2.56 GPM for APOLO-11kW. Activation flow: 0.4 GPM. Amperage (amps): 46A. The product works and is compatible with 1 X 50 AMP (DP) breakers and 1 X 8 AWG wire. Bottom 1/2" NPT water connections
• 【INSTANT HOT WATER】Westinghouse 11kW electric tankless water heater delivers continuous hot water on demand — perfect for simultaneous use at 1 shower. Eliminates waiting time and temperature fluctuations during showers, dishwashing, or hand washing.
• 【SMART WI-FI VOICE CONTROL】Remotely control water temperature via the app or voice commands (Alexa & Google Home compatible). Adjust settings in precise 1° increments from 86°F to 140°F. An LED display shows real-time status for easy monitoring.
• 【ETL SAFETY CERTIFIED AND DURABLE DESIGN】 ETL certified with 4-layer protection (leakage, overheat, dry-fire, high voltage). Features separated water-electricity pathways to prevent corrosion and scaling, ensuring low maintenance and extended lifespan.
• 【SPACE-SAVING AND EASY INSTALLATION】Compact design (14.2"" H x 9.5"" W x 3.5"" D) mounts flush to walls, freeing floor space and includes 1/2"" NPT connections.

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Bestseller No. 3

Westinghouse 27kW 240V Tankless Water Heater Electric, Instant Hot Water Heater, On Demand Hot Water, Smart WiFi Control, Compatible with Alexa & Google Home, Gray

• Important Notes: up to 6.26 GPM for APOLO-27kW. Activation flow: 0.79 GPM. Amperage (amps): 113A. The product works and is compatible with 3 X 40 AMP (DP) breakers and 3 X 8 AWG wire.Bottom 3/4" NPT water connections
• 【WHOLE HOUSE HOT WATER】 The Apolo-27kW tankless water heater delivers endless hot water for your entire home. With a flow rate of up to 6.26 GPM, it effortlessly handles 2 bathrooms and appliances like dishwashers and washing machines simultaneously — eliminating waits and fluctuations.
• 【SMART WI-FI VOICE CONTROL】 Remotely control water temperature and power the unit on/off via app button or voice commands (Alexa/Google Home compatible). Adjust settings from 86°F to 140°F in 1° increments. The easy-access rotary knob and clear LED display offer convenient local control and real-time status monitoring.
• 【ETL SAFETY CERTIFIED & DURABLE IPX4】 Operate with peace of mind. ETL certified with comprehensive 4-layer protection (leakage, overheat, dry-fire, high voltage). Features IPX4 waterproof rating and separated water-electricity pathways to combat corrosion and scaling, ensuring long-lasting reliability and minimal maintenance.
• 【SPACE-SAVING WHOLE-HOUSE SOLUTION】 Free up valuable floor space! Unlike bulky tank heaters, this compact tankless unit (17"H × 13"W × 4.3"D) mounts flush to your wall. Its streamlined design is the perfect, space-efficient solution for bringing continuous hot water to every faucet in your home or large apartment.

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Bestseller No. 4

Westinghouse Electric Mini Tank Water Heater - 1.5 Gallon Compact Storage Small Hot Water Heater Electric - 120V Point of Use On Demand Under Sink for Home Kitchen Bathroom, CSA Listed

• 【PRIMARY FOR KITCHEN & SINGLE SINK USE】 Designed as a point-of-use solution, this 1.5-gallon electric mini-tank heater delivers continuous hot water specifically for under a kitchen, bar, or workshop sink. It is ideal for washing dishes, food prep, and cleanup. Not intended for shower or bathtub use.
• 【EFFICIENT 1440W BOTTOM HEATING DESIGN】 Features a downward L-shaped 310S stainless steel heating tube and a unique upper-outlet, lower-inlet water flow design. This minimizes cold water mixing, delivering more usable hot water per gallon and faster recovery than traditional designs.
• 【LONG-LASTING CONSTRUCTION WITH ANODE ROD】 Built with an enamel-coated, pressure-resistant steel tank and includes a replaceable magnesium anode rod (Ø16x140mm) to actively fight corrosion. This ensures durability and a long service life, making it a reliable permanent installation.
• 【EASY INSTALL & FLEXIBLE PLACEMENT】 Plugs into a standard 120V outlet with easy 1/2” NPT plumbing connections. Its compact, floor-standing design fits under most sinks without wall mounting, perfect for RVs, cabins, garages, and coffee stations where conventional heaters won’t fit.
• 【CERTIFIED SAFETY & RELIABLE PERFORMANCE】 CSA listed for safety. Equipped with multiple protections: IPX4 splash-proof rating, dry-burn cut-off, automatic temperature control, and a T&P relief valve. Meets UL standards for peace of mind.

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Bestseller No. 5

Westinghouse Electric Mini Tank Water Heater - 2.5 Gallon Point of Use Instant Hot Water 120V 1440W - Small Hot Water, Under Sink - Wall or Floor Mounted, Easy to Install, UL Listed

• 【UNDER SINK WATER HEATER FOR SMALL SPACES】Fits 12.99"H x 12.99"W x 11.90"D spaces under most sinks. Perfect for kitchens, workshops, and RV cabinets with wall or floor mounting.
• 【LEAK-PROOF WATER HEATER WITH UL CERTIFICATION】UL-tested for leak hazards. stainless steel tank plus factory-sealed 150 PSI T&P valve prevent floods. Anode rod reduces corrosion.
• 【ENERGY EFFICIENT ELECTRIC WATER HEATER】1440W element heats water in 6 minutes. CFC-free polyurethane foam cuts standby heat loss by 22% versus fiberglass insulation.
• 【EASY TO INSTALL POINT OF USE HEATER】Plug into a 120V outlet. 1/2" NPT fittings. Wall-mounted or floor-standing options suit various spaces. Adjust 55-145°F via mechanical knob.
• 【5 SAFETY PROTECTIONS】Equipped with Overheat Protection, Leakage Protection, IPX4 waterproof rating, Anti-Scald Protection, and High Pressure Protection – providing comprehensive safety assurance.

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Bestseller No. 6

Westinghouse 2.5 Gallon Electric Mini Tank Water Heater, 120V, 1440W Instant Hot Water for Point-of-Use, Compact Under Sink & RV Design, Easy Wall/Floor Mount, UL Listed (Gray)

• 【Ideal Use Guide: Perfect for Single-Sink Setup】Designed as a dedicated hot water source for one bathroom sink, kitchen faucet, or RV. It heats and stores water (not an instant heater) – ideal for handwashing and dish rinsing without whole-house plumbing costs.
• 【Certified Safe & Exceptionally Durable】CSA certified for guaranteed safety. Features a triple-layer glass-lined tank with a total thickness of 2mm, built on a 1.5mm-thick steel substrate for a robust foundation. Rigorously tested to withstand 160,000 uses and 150 PSI pressure, ensuring leak-free performance and years of reliable service.
• 【Quick Heating & Energy Efficient】The 1440W 310S stainless steel heating element provides fast hot water, with an adjustable thermostat (55°F–145°F) for personalized comfort. Combined with 20mm thick eco-friendly insulation, it maintains your set temperature longer, reducing reheating cycles and saving on electricity bills.
• 【Easy & Space-Optimized Installation】Compact size (13.39" H x 13.39" W x 11.42" D) fits perfectly under sinks. For optimal performance and easy maintenance, please reserve 2+ inches on both sides and 5+ inches on top. Includes a complete mounting kit and uses standard 1/2" NPT water connections with a dedicated 3/4" NPT TP valve port. Simply connect to water lines and plug into any 120V outlet.
• 【Comprehensive Safety Protection】Built with IPX4 water resistance, dry-fire protection, over-temperature cutoff, and a pressure relief valve. The flame-retardant housing ensures complete peace of mind for damp environments.

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Bestseller No. 7

Westinghouse 24kW 240V Tankless Water Heater Electric, Instant Hot Water Heater, On Demand Hot Water, Smart WiFi Control, Works with Alexa & Google Home, ETL Certified, IPX4, Gray

• 【Important Notes】 up to 5.55 GPM for APOLO-24kW. Activation flow: 0.79 GPM. Amperage (amps): 100A. The product works and is compatible with 3 X 40 AMP (DP) breakers and 3 X 8 AWG wire.Bottom 3/4" NPT water connections
• 【WHOLE-HOME HIGH-VOLUME HOT WATER】Engineered for large households, the Apolo-24kW delivers a powerful 5.55 GPM of continuous, on-demand hot water. Effortlessly supply 2 showers and 1 sink simultaneously, plus run appliances like dishwashers or washing machines—all without any temperature fluctuations or waiting.
• 【SMART WI-FI & VOICE CONTROL CONVENIENCE】Gain complete remote control via the companion app or simple voice commands (works with Alexa & Google Home). Adjust temperature in precise 1° increments from 86°F to 140°F, monitor real-time status, and restart the unit from anywhere, putting total convenience at your fingertips.
• 【ADVANCED SAFETY & DURABLE CONSTRUCTION】Operate with absolute peace of mind. This unit is ETL certified with 4-layer protection (Leakage, Overheat, Dry-fire, High Voltage). Featuring an IPX4 waterproof rating and separated water-electricity pathways to combat corrosion and scaling, ensuring long-term reliability and minimal maintenance.
• 【SPACE-SAVING, ENDLESS HOT WATER SOLUTION】Reclaim your floor space! This compact unit (17"H × 13"W × 4.3"D) mounts flush to the wall, eliminating the bulky footprint of traditional tank heaters. It's the perfect, sleek solution for providing endless hot water to every faucet in your large home.

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Bestseller No. 8

14kW Tankless Water Heater Electric, ORBEK 240 Volt On Demand Instant Hot Water Heater, with LED Digital Display, ETL Certified, Up to 3.38 GPM for 2-3 Point of Use

• Note: Things to know before buying, Our Orbek tankless water heater electric 14kw requires a 240V/60AMP two-pole breaker, 1 set of 6 AWG wires and 1/2" NPT water connections
• Instant Hot Water Supply: Orbek electric tankless water heater 240v can provides up to 3.38 GPM of on demand endless hot water and ensure comfortable hot water for 2-3 points of use simultaneously
• High Energy Efficiency: This on demand hot water heater electric utilizes water-electricity separation to minimize scale and corrosion. It provides endless hot water in just 3 seconds with an impressive efficiency, potentially reducing electricity costs by up to 60% compared to traditional tank-style heaters
• Comprehensve Security Protection: The tankless hot water heater is ETL certified and packed with advanced safety features, including leakage protection, over-temperature protection, dry-heating protection and lighting resistance etc. Each product undergoes rigorous testing before leaving the factory to ensure its safety and normal operation
• Stable Temperature Control: The built-in chip adjusts heating power 20,000 times per second, keeping water temperature stable within 1°F for a comfortable shower experience

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Bestseller No. 9

Westinghouse Apolo Mini 3.5kW Tankless Water Heater Electric, 120V Instant Hot Water, Smart WiFi Control, Works with Alexa & Google Home, Deep Blue

• 𝐈𝐧𝐬𝐭𝐚𝐧𝐭 𝐇𝐨𝐭 𝐖𝐚𝐭𝐞𝐫 𝐇𝐞𝐚𝐭𝐞𝐫 𝟏𝟐𝟎𝐕: End cold-water waits! 3.5kW heating tech delivers stable, continuous flow ideal for handwashing, dish rinsing, and sink use – no preheating tanks needed.
• 𝐔𝐧𝐝𝐞𝐫 𝐒𝐢𝐧𝐤 𝐖𝐚𝐭𝐞𝐫 𝐇𝐞𝐚𝐭𝐞𝐫: Fits tight spaces (6.9"x8.1"x2.5") with 1/2" NPT connections. Requires only one dedicated 30A circuit – DIY-friendly setup!
• 𝐒𝐦𝐚𝐫𝐭 𝐖𝐢𝐅𝐢 𝐂𝐨𝐧𝐭𝐫𝐨𝐥：On demand hot water heater electric, Work with Alexa and Google Home Ready Remotely restart/adjust precise temperature (80°F-130°F) via the app or voice command. Perfect for busy kitchens!
• 𝐄𝐧𝐞𝐫𝐠𝐲-𝐒𝐚𝐯𝐢𝐧𝐠 𝐃𝐞𝐬𝐢𝐠𝐧 𝐟𝐨𝐫 𝐒𝐢𝐧𝐠𝐥𝐞 𝐅𝐚𝐮𝐜𝐞𝐭𝐬: This alectric tankless water heater is NOT for showers – optimized for sinks/vanities. Saves energy vs. tank heaters by heating only what you use!
• 𝐀𝐧𝐭𝐢-𝐒𝐜𝐚𝐥𝐞 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧：Westinghouse electric hot water heater Features a separated heating element that minimizes scale and corrosion, ensuring better performance and low maintenance.

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Bestseller No. 10

Westinghouse Apolo Mini 6.5kW Tankless Water Heater Electric, 240V Instant Hot Water, Smart WiFi Control, Compatible with Alexa & Google Home, Deep Blue

• INSTANT HOT WATER FOR YOUR SINK: This Westinghouse 6.5kW electric tankless water heater is designed as a point-of-use solution, delivering endless hot water instantly for a single kitchen sink or bathroom vanity. End cold-water waits for handwashing, dish rinsing, and cleaning.
• COMPACT & PROFESSIONAL INSTALLATION REQUIRED: With a slim profile (6.9”x8.1”x2.5”), it fits easily under most sinks. For safety, performance, and to keep your warranty valid, installation must be performed by a licensed electrician and plumber in accordance with national and local codes.
• ENERGY-EFFICIENT FOR TARGETED USE: Heats water only when you need it, saving energy compared to traditional tank heaters. Please Note: With a 6.5kW output, this unit is optimized for sink/vanity use and does NOT supply sufficient hot water for showers, bathtubs, or multiple fixtures simultaneously.
• SMART HOME INTEGRATION: Take full control with the Westinghouse app or voice commands via Alexa/Google Home. Remotely adjust your precise preferred water temperature (80°F-130°F), schedule operation, and monitor status from anywhere.
• BUILT SAFE & RELIABLE: Engineered with peace of mind. Features include anti-scale protection for longevity, an IPX4 waterproof rating, anti-scald technology, dry-fire prevention, and multiple electrical protections. Backed by a 1-year limited warranty and Westinghouse’s trusted support.

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How Do We Test Westinghouse Electric Water Heaters 

If you’re looking for an unbiased opinion on any product, we’ve got your back. Our reviews are rigorous and thorough – taking all factors into account, including design, features, price-to something else that matters most in making an informed decision before purchasing one of these items!

Factors to Consider Before Purchasing Westinghouse Electric Water Heaters

What’s the point of a buying guide if you don’t know what factors to consider before purchasing westinghouse electric water heaters?

• Satisfy your need
• Features & Specifications
• Quality & Durability
• Brand Value
• Customer Reviews & Ratings
• Price
• Customer Service

You may be wondering why you need to consider some factors about a westinghouse electric water heaters before purchasing. It’s because there are so many things that can go into making your decision, and knowing all of them upfront will help keep any surprises later on in life!

What’s The Best Place To Purchase Westinghouse Electric Water Heaters

Online shopping is the way of 2026, and if you want to make sure that your purchase will be an excellent one, then there’s no better place than online. You’ll have access to so many more products in different shapes, sizes, colors, and flavors brands with unbeatable prices.

There are so many different options when it comes to choosing a new westinghouse electric water heaters, and we truly believe that you should do your research before making such an important purchase. The questions might include:

• Should I buy a new, used, or refurbished westinghouse electric water heaters?
• Do you really need the high quality westinghouse electric water heaters there is?
• What are must-have features for westinghouse electric water heaters?
• Best time to buy a westinghouse electric water heaters?
• What are the benefits of buying westinghouse electric water heaters?
• Why is it critical to invest in a good in today’s market, particularly the best one?

In our opinion, investing in a good, high-quality westinghouse electric water heaters will make you feel confident about your purchase. You can tell that the company put effort into making sure it was top-notch and took their time with designing everything from packaging to graphics for marketing purposes because this makes them seem more reliable than competitors who don’t invest so much money on these things (especially if they’re cheap). Plus, having quality materials ensures longevity which is always nice. 

Tips For Being A Smart Online Shopper

When shopping for a product online, be sure to read the reviews before making a purchase. This can give you a good idea of what to expect from the product and can help you decide if it’s the right fit for your needs. Additionally, be sure to check the return policy and shipping times before buying anything. This way, if you’re not happy with the product, you can easily return it without any hassle. And if you need the product quickly, you’ll know that it will arrive in a timely manner.

When looking for a westinghouse electric water heaters, be sure to compare prices from different retailers. This way, you can be sure you’re getting the best deal possible. Additionally, be sure to read the fine print before making any purchase, as some retailers may have hidden fees or charges. By taking the time to do your research, you can be sure you’re getting the best possible deal on the product you want.

These are just a few things to keep in mind when shopping for a product. By taking the time to consider your needs and doing your research, you can be sure you’re getting the best possible product for your needs. And if you have any questions, be sure to contact customer service or the retailer before making your purchase.

FAQs About Best Westinghouse Electric Water Heaters

What is More Important: a Good Product or a Good After-sales Service?

When it comes to choosing a westinghouse electric water heaters, many people prioritize the quality of the product itself. However, after-sales service can be just as important, especially if something goes wrong with the product. So when it comes to choosing a product, it’s important to weigh both factors and decide which is more important to you. If quality is your main concern, be sure to choose a product that comes from a reputable brand and has good reviews. However, if you’re more concerned with after-sales service, be sure to choose a product from a company that offers excellent customer service. 

How to Save Money When Buying Online? 

When shopping for a westinghouse electric water heaters online, there are a few things you can do to save money. First, be sure to compare prices from different retailers before making a purchase. This way, you can be sure you’re getting the best deal possible. Additionally, be sure to read the fine print before making any purchase, as some retailers may have hidden fees or charges. By taking the time to do your research, you can be sure you’re getting the best possible deal on the product you want. Additionally, you can also sign up for Amazon Prime, which gives you access to exclusive deals and free shipping on many items. So if you’re looking for the best possible deal on Amazon.

Bottom Line

We’re always looking to improve the way in which we give you access, so be sure not to miss out on all of our great updates by visiting us online right now.

We’re here for you. We’ll help answer any questions or concerns about the westinghouse electric water heaters as long as they don’t involve technical details like how it works in a general sense! If there’s anything else on your mind, please let us know because someone will be happy to assist immediately-we want this process easy and breezy.

As a prospective buyer, it’s important that you research the product thoroughly before purchasing. There are many online forums where people can share their knowledge and experiences with different products in order to help guide your decision on what is best for yourself.

With our guide, you can find the best westinghouse electric water heaters available on the e-commerce market. We make use of Big Data and AI data to compile this list, so it is highly accurate.

The process of creating this content was challenging, but our team persevered through it to bring you the best possible results. We read user reviews and looked at what buyers think about each product so that your buying experience will be satisfying.