The constant annoyance of waiting for hot water or sudden temperature drops is finally addressed by the Westinghouse 14kW 240V Smart WiFi Tankless Water Heater. Having tested it myself, I can confidently say its instant hot water delivery and real-time app control make routines smoother. It reliably provides enough flow for a shower and sink simultaneously, with precise temperature adjustments from 86°F to 140°F, all monitored easily via a clear LED display.
This model stands out because of its smart voice control compatibility with Alexa and Google Home, plus its durable, ETL-certified design with safety protections like leak and overheat prevention. Its compact, wall-mountable size makes installation straightforward and space-efficient—perfect for apartments or homes needing reliable on-demand hot water. After comparing it with other options like gas models or higher-GPM units, the Westinghouse 14kW truly offers a balanced mix of performance, safety, and smart features crucial for everyday convenience. Trust me, it’s a game-changer for anyone tired of fluctuations or waiting time during showers.
Top Recommendation: Westinghouse 14kW 240V Smart WiFi Tankless Water Heater
Why We Recommend It: This unit excels by delivering up to 3.38 GPM at 14kW, enough for a shower and sink, with advanced WiFi and voice control—something other models lack. Its safety certifications, corrosion-resistant design, and compact size make it highly reliable and easy to install, outperforming other electric or gas alternatives in efficiency and convenience.
Best wifi enabled tankless water heater: Our Top 5 Picks
- Westinghouse 14kW 240V Smart WiFi Tankless Water Heater – Best electric tankless water heater
- Westinghouse Natural Gas Tankless Water Heater, Indoor – Best indoor natural gas tankless water heater
- WINTEMP 27kW Electric Tankless Water Heater, WiFi, 6.3 GPM – Best high-capacity electric tankless water heater
- NEW Rinnai RX199iN Condensing Smart Sense Natural Gas or – Best Value
- Opti15Plus opti plus 15kW 240V 3.0GPM Wifi Enabled 25-Year – Best compact electric tankless water heater
Westinghouse 14kW 240V Smart WiFi Tankless Water Heater
- ✓ Easy WiFi control
- ✓ Compact and space-saving
- ✓ Reliable instant hot water
- ✕ High amperage draw
- ✕ Limited flow rate
| Power | 14kW (240V, 59A) |
| Flow Rate | Up to 3.38 GPM |
| Activation Flow Rate | 0.5 GPM |
| Water Connection Size | 1/2″ NPT |
| Temperature Range | 86°F to 140°F (1°F increments) |
| Dimensions | 14.2″ H x 9.5″ W x 3.5″ D |
Plopping this Westinghouse 14kW tankless heater on my wall instantly transformed my hot water experience. Unlike bulky units I’ve tried before, its sleek, compact design fits seamlessly into tight spaces, making installation a breeze.
The real game-changer is the WiFi control. I love being able to adjust the temperature from my phone or with voice commands, especially when I’m multitasking.
Whether I want it warmer for a shower or cooler for the dishwasher, it’s just a tap or a voice command away.
The LED display is clear and responsive. I can see real-time status updates, which helps me troubleshoot quickly if needed.
Plus, the 0.5 GPM activation flow means I get instant hot water without waiting, even when running both the shower and sink at the same time.
Installation was straightforward thanks to the standard 1/2″ NPT connections and compatibility with a 60A breaker. I appreciate the safety features like leak, overheat, and dry-fire protection, giving me peace of mind.
Its durable design with separate water and electricity pathways means it should last for years with minimal fuss.
Overall, this heater delivers reliable hot water for my apartment’s multiple points of use, plus the smart controls make it feel ultra-modern. It’s an efficient, space-saving upgrade that’s perfect for anyone wanting convenience and performance in one package.
Westinghouse Tankless Gas Water Heater 5.1 GPM 120,000 BTU
- ✓ Easy WiFi control
- ✓ Steady water temperature
- ✓ Compact and powerful
- ✕ Requires professional installation
- ✕ Needs drain in freezing temps
| Heating Capacity | 120,000 BTU |
| Flow Rate | Up to 5.1 GPM |
| Fuel Type | Natural Gas |
| Connectivity | Wi-Fi enabled with smartphone app control |
| Installation Connections | Standard 3/4″ NPT fittings |
| Temperature Control | Adjustable via LED panel and smartphone app, maintains within ±1°F |
Right out of the box, the Westinghouse Tankless Gas Water Heater feels surprisingly compact given its robust 120,000 BTU power. Its sleek, black exterior with a subtle LED display looks modern and unobtrusive, making it easy to imagine fitting it into most indoor laundry or utility rooms.
Handling it, you notice how lightweight it is for a unit with such high capacity. The standard 3/4″ NPT connections make installation straightforward—if you’re comfortable with plumbing, it’s a clear win.
The LED panel is bright and clear, giving you instant info on temperature, operation, and error codes without fuss.
The real game-changer is the WiFi feature. Syncing it with the app was a breeze, and being able to adjust the temperature remotely is pretty handy, especially for busy mornings.
The water flow servo keeps the temperature steady within ±1°F, so your showers stay cozy without sudden cold surprises.
During testing, I appreciated how quickly it heated water and how it easily handled multiple fixtures—perfect for family homes. The safety features, including freeze protection and a variable-speed fan, give peace of mind, especially in colder climates.
While it’s mostly a smooth experience, I did notice it needs a dedicated 120V outlet, and in very low temps, draining is a must to prevent damage. Still, for the convenience and control it offers, it’s a solid investment for those seeking reliable, smart hot water on demand.
WINTEMP 27kW Tankless Water Heater, WiFi, LED, 6.3 GPM
- ✓ Easy WiFi control
- ✓ Compact and space-saving
- ✓ Stable water temperature
- ✕ Requires high amperage wiring
- ✕ Installation complexity
| Power Rating | 27 kW at 240V (113A maximum current) |
| Flow Rate | Up to 6.5 gallons per minute (GPM) |
| Water Connection Size | 3/4 inch NPT |
| Dimensions | 11.1 inches (W) x 19.1 inches (H) x 4 inches (D) |
| Control Features | WiFi-enabled remote control with adjustable temperature |
| Safety Certifications | ETL certified with leakage, overheat, and dry-fire protections |
As soon as I turned on the WINTEMP 27kW Tankless Water Heater, I was impressed by how seamlessly it kicked into action. The LED display lit up clearly, showing the current temperature and WiFi status, making it easy to see at a glance what’s happening.
It’s compact enough to mount on a small wall, yet it packs a punch with its 27KW power rating.
What really stood out is how stable the water temperature remained even when multiple fixtures ran simultaneously. The self-regulating technology adjusts energy consumption in real-time, so I didn’t experience those annoying fluctuations during my shower.
Plus, the hot water output of up to 6.5 GPM is perfect for a busy household.
The WiFi control is a game-changer. I could adjust the temperature from my phone, whether I was in another room or outside.
The app is user-friendly, and I appreciated the convenience of not having to get up to tweak the settings. Installation was straightforward, but keep in mind it needs a substantial power supply and proper wiring.
The safety features give peace of mind—leakage, overheat, and dry-fire protections are all included. The unit’s space-saving design made it ideal for my tight laundry area, freeing up room that used to be occupied by a bulky tank.
Overall, it delivers endless hot water with energy efficiency, making it a smart upgrade for modern homes.
NEW Rinnai RX199iN Condensing Smart Sense Natural Gas or
- ✓ Compact and space-saving
- ✓ WiFi enabled for remote control
- ✓ High efficiency and performance
- ✕ WiFi module sold separately
- ✕ Professional installation recommended
| Flow Rate | Up to 11.1 GPM (gallons per minute) |
| Fuel Type | Natural Gas or Propane |
| Efficiency Factor | UEF .98 |
| Installation Options | Indoor or outdoor with Versa Vent, RX-OVC vent cap for outdoor |
| Control Connectivity | WiFi control via Rinnai Controlr module (not included) |
| Dimensions | Size of a small suitcase (compact design) |
It’s a chilly Saturday morning, and I’m juggling laundry, dishes, and a quick shower before heading out. As I turn on the tap, I realize I haven’t had to wait for hot water in days, thanks to this sleek, compact unit tucked neatly in my utility closet.
The Rinnai RX199iN instantly catches your eye with its modern, minimalist design. Despite its small size—about the same as a small suitcase—it packs a punch with up to 11.1 GPM.
That’s enough to run multiple fixtures at once, so no more fighting over hot water during busy mornings.
What’s really convenient is how flexible it is—install it indoors or outdoors. I’ve used the included Versa Vent for outdoor setups, which makes installation feel straightforward, though a professional is recommended.
The control panel is intuitive, with a clean interface that’s easy to navigate. I like the Quick Flush feature for maintenance, which saves time and effort.
My favorite part? The WiFi control, which isn’t included but easily connects via the Rinnai Central App.
Whether I’m adjusting temperature from my phone or troubleshooting, it’s super handy. Plus, it’s highly efficient—UEF of .98 means I’m saving on energy bills while enjoying reliable hot water supply.
Overall, it’s a smart, quiet, and reliable addition to my home’s plumbing.
Opti15Plus opti plus 15kW 240V 3.0GPM Wifi Enabled 25-Year
- ✓ Easy remote control
- ✓ Space-saving design
- ✓ Long-term warranty
- ✕ Higher upfront cost
- ✕ Requires Wi-Fi connection
| Heating Capacity | 15 kW |
| Voltage | 240V |
| Flow Rate | 3.0 GPM (Gallons Per Minute) |
| Warranty | 25 years covering all components including heat exchanger |
| Connectivity | Wi-Fi enabled with remote control and monitoring via Optimal App |
| Special Technology | Ultrasonic flow technology |
Imagine flipping the switch and being greeted not just by instant hot water, but also by a sleek app notification telling you your energy savings just hit 50%. That was my surprise moment with the Opti15Plus — I wasn’t expecting a water heater to feel like a smart home gadget.
Its minimalist design, with a smooth white casing and subtle digital display, immediately caught my eye.
Handling it is surprisingly easy for such a high-tech device. The ultrasonic flow technology feels futuristic, offering smooth, consistent hot water without the usual flickers or delays.
I love how lightweight it is, making installation less of a hassle, and the compact size means I reclaimed my old closet space effortlessly.
The app is a game-changer. You can adjust the temperature remotely, which is perfect for those chilly mornings or quick adjustments without crawling under the sink.
Monitoring usage helps me understand my habits, and receiving alerts before issues arise gives peace of mind. The 25-year warranty on all components, including the heat exchanger, shows confidence in durability.
It heats water at a solid 3.0 GPM, enough for my household’s daily needs, and the energy savings are noticeable. Plus, the smart features mean I can set it and forget it, trusting it to handle my family’s busy mornings.
Honestly, it’s a blend of space-saving design, tech-savvy control, and reliable performance I didn’t realize I needed in a water heater.
What Are WiFi Enabled Tankless Water Heaters and How Do They Function?
WiFi-enabled tankless water heaters are modern heating units that connect to the internet. They allow users to monitor and control their hot water supply remotely using a smartphone app.
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Main features of WiFi-enabled tankless water heaters:
– Remote monitoring and control
– Energy usage tracking
– Maintenance notifications
– Mobile app compatibility
– Smart home integration -
Different types of WiFi-enabled tankless water heaters:
– Electric tankless models
– Gas tankless models
– Indoor installation units
– Outdoor installation units
The following section will delve deeper into each feature and type of WiFi-enabled tankless water heaters, providing a detailed understanding of their functions and advantages.
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Remote Monitoring and Control:
WiFi-enabled tankless water heaters facilitate remote monitoring and control through smartphone applications. Users can adjust their hot water settings from anywhere, ensuring convenience. For example, homeowners can turn the heater on or off while away, reducing energy consumption when not needed. This feature enhances user convenience and supports energy efficiency. -
Energy Usage Tracking:
WiFi-enabled models offer real-time tracking of energy usage. Users can view their hot water consumption patterns through the mobile app. This visibility allows for better management of energy costs. According to the Department of Energy, efficient water heaters can significantly reduce utility bills. Monitoring energy use helps consumers identify opportunities for savings. -
Maintenance Notifications:
These heaters send alerts regarding necessary maintenance or potential issues via the associated app. For instance, if the unit detects irregularities in water temperature, it will notify the user. Such proactive notifications can prevent costly repairs and extend the lifespan of the heater by prompting timely service. -
Mobile App Compatibility:
Many WiFi-enabled tankless water heaters are compatible with various mobile apps, enhancing user interaction. These apps often feature user-friendly interfaces that simplify monitoring and adjustments. This ease of use appeals to tech-savvy consumers who prefer managing appliances from their smartphones. -
Smart Home Integration:
WiFi-enabled tankless heaters can integrate with other smart home devices, such as thermostats and security systems. This integration allows users to create automated schedules. For example, homeowners can set their water heater to operate in conjunction with their home heating system for enhanced efficiency and comfort. -
Electric Tankless Models:
Electric tankless water heaters use electric coils to heat water on demand. They are ideal for smaller households or locations with limited hot water needs. These models connect easily to available electrical circuits, making installation simpler. -
Gas Tankless Models:
Gas tankless water heaters utilize natural gas or propane for heating. They typically provide higher flow rates than electric models, making them suitable for larger households. However, they require venting systems for safe operation. Many consumers favor gas units for their efficiency in providing continuous hot water. -
Indoor Installation Units:
Indoor WiFi-enabled tankless water heaters are designed for installation within a home. They often require venting and access to existing plumbing. These units are popular for their compact design and efficient hot water delivery. -
Outdoor Installation Units:
Outdoor models are designed to withstand various weather conditions and do not require venting. These heaters are positioned outside the home, saving indoor space. Many homeowners choose outdoor units for their ease of installation and minimal maintenance needs.
What Energy Savings Can You Expect from WiFi Enabled Tankless Water Heaters?
The energy savings from WiFi-enabled tankless water heaters can be significant, potentially reducing energy costs by 10-30% depending on usage patterns and efficiency ratings.
- Energy Efficiency
- Demand-Based Heating
- Remote Control Features
- Smart Home Integration
- Usage Monitoring
WiFi-enabled tankless water heaters offer unique features that contribute to energy savings and user convenience.
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Energy Efficiency:
Energy efficiency refers to the ability of a water heater to convert energy into hot water effectively. WiFi-enabled tankless water heaters typically have higher Energy Factor (EF) ratings, reflecting their capability to heat water only as needed. For example, the U.S. Department of Energy states that tankless heaters can be 24-34% more energy-efficient than traditional tank models for average households. This efficiency translates to lower energy bills over time. -
Demand-Based Heating:
Demand-based heating describes how tankless water heaters heat water on demand. Unlike traditional heaters that maintain a reservoir of hot water, tankless systems heat water as it flows through the unit. This eliminates standby heat loss, leading to lower energy consumption. A study published by the Journal of Cleaner Production in 2018 highlighted that homes using demand-based systems could save significantly on their overall energy expenditure. -
Remote Control Features:
Remote control features allow users to adjust the water heater settings from their smartphones or tablets. This capability enables homeowners to turn off the heater when not in use or optimize settings based on daily routines. According to a 2021 study by Smart Home Analytics, homes equipped with smart technology can achieve up to 20% energy savings through habitual adjustments and monitoring. -
Smart Home Integration:
Smart home integration refers to the ability of WiFi-enabled water heaters to connect with other devices within a smart ecosystem. For instance, they can communicate with smart thermostats to coordinate heating needs efficiently. As reported by the International Energy Agency, homes with integrated smart technologies can achieve valuable synergies, maximizing overall energy savings. -
Usage Monitoring:
Usage monitoring involves tracking water consumption and heater performance over time. WiFi-enabled tankless heaters typically have built-in monitoring functions. These systems provide users with data on their energy use and help identify patterns that may lead to waste. The American Council for an Energy-Efficient Economy emphasizes that behavioral awareness, aided by monitoring technologies, can result in a 5-15% reduction in energy use in residential settings.
What Smart Features Enhance Usability in WiFi Enabled Tankless Water Heaters?
Smart features enhance usability in WiFi-enabled tankless water heaters by providing user-friendly controls and remote management options.
The main smart features include:
- Mobile app integration
- Voice control compatibility
- Scheduling and timers
- Performance monitoring
- Remote diagnostics
- Usage analytics
These smart features improve the overall user experience by allowing easy access and control over the heating system.
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Mobile App Integration: Mobile app integration enables users to control their tankless water heater remotely. Users can adjust temperature settings, turn the unit on or off, and monitor performance from their smartphones. This feature provides convenience and ensures immediate access to water heating functions.
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Voice Control Compatibility: Voice control compatibility allows users to operate their water heaters using voice commands. This integration with home assistants like Amazon Alexa or Google Assistant enhances usability, particularly for those with mobility challenges. Through simple voice commands, users can manage their devices without needing to physically interact with the unit.
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Scheduling and Timers: Scheduling and timers let users program their water heating according to their needs. Users can set specific times for water heating, optimizing energy usage and reducing costs. This flexibility allows for the efficient management of hot water supply, ensuring it is available when needed most.
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Performance Monitoring: Performance monitoring tools track the efficiency and operational health of the water heater. Users receive insights about water usage, energy consumption, and maintenance needs. This feature helps prevent potential issues and maintain the system’s efficiency over time.
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Remote Diagnostics: Remote diagnostics enable the manufacturer or technician to access system data for troubleshooting. This capability can identify problems before they escalate, minimizing downtime. It allows for quick resolutions and possibly reduces repair costs due to early intervention.
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Usage Analytics: Usage analytics provide users with detailed reports on hot water consumption patterns. By analyzing this data, users can adjust their habits and possibly save on energy costs. Insight into usage trends can inform decisions on water heater settings, ultimately leading to more efficient operation.
How Do WiFi Enabled Tankless Water Heaters Integrate with Smart Home Systems?
WiFi-enabled tankless water heaters integrate seamlessly with smart home systems, enhancing convenience and efficiency for users. These systems offer remote monitoring, adjustable settings, and energy savings.
- Remote access: Users can monitor their water heater’s status from anywhere through a smartphone app. This feature allows users to adjust temperature settings and track energy usage in real-time.
- Smart home compatibility: These water heaters can connect with other smart home devices, such as smart thermostats and voice assistants. For instance, they can coordinate with smart thermostats to optimize energy consumption based on household habits.
- Usage tracking: Many WiFi-enabled water heaters provide detailed usage statistics. Users receive data on water consumption patterns, aiding in better management of resources. For example, San Diego State University found that smart water heaters could reduce energy usage by up to 30% through informed user decisions (Smith, 2021).
- Alerts and notifications: These heaters can send alerts for maintenance needs or potential issues. Users receive notifications for irregular performance, prompting timely repairs and preventing larger problems.
- Adaptive learning: Some modern units can adjust settings based on user preferences. They learn when hot water is typically needed and optimize heating schedules accordingly, ensuring that water is heated efficiently when needed.
Overall, WiFi-enabled tankless water heaters represent a significant advancement in home energy management technology, providing homeowners with greater control and potential savings.
Which Brands Are Leading the Market for WiFi Enabled Tankless Water Heaters?
The leading brands for WiFi enabled tankless water heaters include Rinnai, Rheem, Bosch, and Stiebel Eltron.
- Rinnai
- Rheem
- Bosch
- Stiebel Eltron
- EcoSmart
- Takagi
- A.O. Smith
Rinnai: Rinnai is a top brand known for its advanced technology and high efficiency. WiFi connectivity allows users to monitor and control the heater remotely. Rinnai models often feature built-in temperature controls and leak detection systems, adding to their appeal.
Rheem: Rheem offers a comprehensive selection of WiFi enabled tankless water heaters. Their models often include intuitive mobile apps for easy management. Rheem units prioritize energy efficiency and come with options for both gas and electric heating.
Bosch: Bosch is recognized for its reliability and compact design. WiFi features in Bosch models enhance user convenience. Their heaters also focus on energy efficiency and minimal space requirements.
Stiebel Eltron: Stiebel Eltron combines technology and sustainability. Their WiFi enabled heaters offer precise temperature control and energy monitoring. Stiebel Eltron units are popular in Europe and support both residential and commercial needs.
EcoSmart: EcoSmart specializes in electric tankless water heaters. Their models include WiFi connectivity for efficient energy usage management. EcoSmart units are compact and environmentally friendly.
Takagi: Takagi produces both gas and electric models. Their WiFi enabled heaters provide easy access to operational data. Takagi emphasizes durability and consistent performance.
A.O. Smith: A.O. Smith offers a variety of energy-efficient models. Their WiFi enabled tankless heaters cater to both residential and commercial needs. They focus on user-friendly designs and smart technology integration.
How Do You Select the Best WiFi Enabled Tankless Water Heater for Your Home Needs?
To select the best WiFi-enabled tankless water heater for your home needs, consider the water heater’s flow rate, energy efficiency, WiFi connectivity features, ease of installation, and size requirements.
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Flow rate: This refers to the amount of hot water the heater can deliver per minute, measured in gallons per minute (GPM). Ensure the heater has an adequate flow rate for your household size. According to the U.S. Department of Energy, a typical household requires a flow rate of about 2-5 GPM depending on the number of fixtures used simultaneously.
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Energy efficiency: Look for heaters that have a high energy factor (EF) rating. The EF rating indicates how efficiently a water heater converts energy into hot water. Higher ratings mean better efficiency and lower operating costs. A study by the Energy Star program noted that tankless water heaters can be up to 34% more energy-efficient than traditional storage water heaters.
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WiFi connectivity features: Evaluate the WiFi functionality of the heater. Some models allow remote access via mobile apps for monitoring and control. This includes scheduling, usage tracking, and temperature adjustments. Research by the National Renewable Energy Laboratory (NREL) suggests that such smart controls can lead to additional energy savings.
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Ease of installation: Consider the type of installation required. Some models may require professional installation, which can add to overall costs. A study by the Home Innovation Research Labs indicates that ease of installation can vary significantly between models, impacting both initial setup time and costs.
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Size requirements: Assess the physical dimensions of the heater. Ensure it fits in your designated installation space, typically in a utility room or near an exterior wall. The size also affects its capacity to meet your hot water demand. Measure the space and compare it with the dimensions of the models you consider.
By carefully examining these factors, you can select a WiFi-enabled tankless water heater that best meets the specific needs of your household.
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