Looking Beyond the Electrolux 14kW Wifi Tankless Water Heater? 6 Alternatives Worth a Look

How these alternatives compare

ThermoMate 14kW Electric Tankless Water Heater

The ThermoMate 14 kW unit matches the Electrolux in wattage and voltage, making it a direct swap for your electrical setup. It drops the Wi-Fi feature and smart app control, which simplifies the interface if you prefer manual adjustments. This model is slightly larger, measuring 15.9 inches tall compared to the Electrolux’s 12.8 inches, and weighs more at 13 pounds. It lacks the built-in scale inhibitor found in the Electrolux, so you may need to manage maintenance differently. If you do not need remote temperature control via Alexa or an app, this compact electric heater offers a straightforward solution for indoor installations with similar power output.

WINTEMP 18 kW Tankless Water Heater with WiFi

The WINTEMP 18 kW heater steps up the power significantly, offering 18 kW compared to the Electrolux’s 14 kW. This increase supports higher flow rates for homes with stronger electrical service, potentially handling more simultaneous fixtures. It retains Wi-Fi connectivity for remote control, similar to the Electrolux model. However, the electrical requirements are higher, likely needing a 75A breaker rather than the 60A required by the Electrolux. The physical dimensions differ, with a width of 11.1 inches and a height of only 4 inches, though it is longer at 19.1 inches. Choose this option if your panel can handle the increased amperage and you need more hot water volume.

Westinghouse 11 kW Smart Wi-Fi Tankless Water Heater

The Westinghouse 11 kW model reduces power to 11 kW, which is lower than the Electrolux’s 14 kW. This makes it suitable for single-point installations or smaller households where high flow is not critical. It keeps the Wi-Fi feature, allowing you to control the temperature remotely via an app, just like the Electrolux. The unit is smaller in height at 12.6 inches and fits into tighter spaces. However, the lower wattage means a reduced flow rate, so it may not support whole-house heating or multiple simultaneous showers. If you need smart home integration for a sink or small bathroom, this compact electric heater is a viable alternative.

WINTEMP 14.4kW Electric Tankless Heater

The WINTEMP 14.4 kW heater offers a middle ground in power, sitting between the 11 kW and 14 kW models. It includes Wi-Fi connectivity, enabling remote temperature adjustments through an app, which matches the Electrolux’s smart capabilities. The unit is slightly taller at 15 inches and weighs 12.8 pounds, making it comparable in size to the Electrolux. It is designed for small households that prioritize app management and space efficiency. While it does not explicitly list a scale inhibitor, it provides steady flow for limited electrical spaces. If you want smart control with a slight power bump over the 11 kW models, this is a practical choice.

Westinghouse 11kW Wi-Fi Tankless Water Heater

The Westinghouse 11 kW Wi-Fi model focuses on compactness for single-fixture use. It matches the Electrolux in having Wi-Fi control but offers less power at 11 kW. The height is significantly shorter at 3.58 inches, making it extremely slim for tight installations. It weighs the same as the Electrolux at 7.8 pounds. This unit is ideal for single sinks or small bathrooms where space is at a premium. It lacks the higher flow capacity of the 14 kW Electrolux, so it is not suited for whole-house heating. If you need smart connectivity for a specific fixture and have limited vertical space, this slim electric heater is a strong alternative.

VancEpic 14kW Electric Tankless Water Heater

The VancEpic 14 kW heater matches the Electrolux in wattage and voltage, providing similar power for whole-house heating. It distinguishes itself with an ultra-slim profile, measuring only 3.19 inches wide, which is much narrower than the Electrolux’s 8.9 inches. This design fits easily into tight corners or narrow utility spaces. It does not include Wi-Fi or smart features, relying on manual controls instead. The unit weighs 10.5 pounds, slightly more than the Electrolux. If you need high power for whole-house applications but have limited width for installation, this slim electric heater offers a robust solution without the complexity of smart connectivity.

Quick picks

Our 7 picks

1 Best overall

Electrolux 14 kW Wi-Fi Tankless Water Heater

Best for: Smart home integration and scale protection

Fuel Type

Electric

Flow Rate

3.4 GPM

Wattage

14 kW

Voltage

240V

Temperature Control

80°F–140°F, ±1°F

Certification

ETL

View on Amazon: Electrolux 14 kW Wi-Fi Tankless Water Heater

This Electrolux unit delivers 14 kW of power at 240 V, providing a maximum flow rate of 3.4 GPM. It features built-in WiFi for remote temperature adjustment between 80°F and 140°F. The compact design measures 12.8 x 8.9 x 3.3 inches and weighs 7.8 pounds. It includes a scale inhibitor to protect the copper heater. This model suits households needing smart control and efficient heating for one or two fixtures.

Pros

• Built-in WiFi for remote temperature control
• Scale inhibitor reduces limescale buildup
• Compact dimensions of 8.9 x 12.8 x 3.3 inches
• ETL certified for safety
• Self-modulating technology for energy efficiency

Cons

• Requires a 60A two-pole breaker and 6 AWG copper wires
• Maximum flow rate of 3.4 GPM limits simultaneous use
• 1-year whole-unit warranty is shorter than industry standards

Good fit if

• You need remote temperature adjustment via an app
• You have a dedicated 240V circuit with 60A capacity
• You want to prevent scale buildup in hard water areas

Skip if

• You require a flow rate higher than 3.4 GPM
• Your electrical panel cannot support a 60A breaker
• You prefer a unit with a longer warranty period

Verdict: Electrolux 14kW WiFi Electric Tankless Heater offers smart connectivity and scale protection for users with adequate electrical capacity. It fits homes where remote control and maintenance reduction are priorities.

2 Best budget

ThermoMate 14kW Electric Tankless Water Heater

Best for: Compact indoor spaces with 240V electrical capacity

Fuel Type

Electric

Flow Rate

3.4 GPM

Wattage

14 kW

Installation Location

Indoor

Voltage

240 V

Temperature Control

86°F to 131°F

View on Amazon: ThermoMate 14kW Electric Tankless Water Heater

The ThermoMate 14kW unit delivers up to 3.4 GPM of hot water for one or two fixtures. It uses a 240V circuit with a 60 Amp breaker. The cast aluminum heating block resists scale and corrosion. A self-modulating chip maintains temperature stability between 86°F and 131°F. This compact, ETL-listed heater fits tight indoor spaces like apartments or cabins.

Pros

• High 99% thermal efficiency for energy savings
• Cast aluminum heating block resists scale buildup
• Self-modulating chip ensures stable water temperature
• Compact 15.9 x 11.2 x 3 inch footprint
• ETL listed for North American safety standards

Cons

• Requires a dedicated 60 Amp double-pole circuit breaker
• No Wi-Fi connectivity for remote control
• Limited to indoor installation only

Good fit if

• You need reliable hot water for a single shower and sink
• You have a 240V electrical panel with 150 Amps total capacity
• You want a compact unit for a small bathroom or cabin

Skip if

• You require Wi-Fi control or smart home integration
• You cannot install a 60 Amp double-pole breaker
• You need an outdoor-rated water heater

Verdict: ThermoMate 14kW Electric Tankless Heater provides stable hot water for small households without smart features. It suits buyers who prioritize efficiency and compact size over remote connectivity. This unit is a solid choice for tight indoor spaces with adequate electrical capacity.

3 Best premium

WINTEMP 18 kW Tankless Water Heater with WiFi

Best for: High flow needs with strong electrical service

Fuel Type

Electric

Flow Rate

Up to 4.3 GPM

Wattage

18 kW

Voltage

240V

Certification

ETL

Dimensions

19.2 x 11.1 x 4 inches

View on Amazon: WINTEMP 18 kW Tankless Water Heater with WiFi

The WINTEMP 18kW unit delivers up to 4.3 GPM of hot water at 240V. Its 18 kW heating element supports 2–3 bathroom homes in mild climates. You control temperature via WiFi. The compact 11.1 x 19.2 x 4 inch design saves space. ETL certification ensures safety standards. This model offers higher power and flow than the 14kW alternatives listed.

Pros

• 18 kW heating power
• 4.3 GPM maximum flow rate
• WiFi remote control
• ETL certified safety

Cons

• Requires 75A circuit capacity
• Heavier at 12 pounds
• Higher electrical demand than 14kW models

Good fit if

• You need higher flow for multiple bathrooms
• You have a 150 Amp household service
• You want WiFi temperature control

Skip if

• You have a standard 100 Amp service
• You need a smaller 11kW unit
• You prefer a 14kW alternative

Verdict: WINTEMP 18kW WiFi Electric Heater suits homes with strong electrical capacity needing higher flow. It outperforms 14kW competitors in power and output. Choose this if you can support the 75A requirement.

4 Also great

Westinghouse 11 kW Smart Wi-Fi Tankless Water Heater

Best for: single-point smart home installations

Fuel Type

Electric

Flow Rate

2.6 GPM

Wattage

11 kW

Voltage

240V

Temperature Control

86-140°F

Certification

ETL

View on Amazon: Westinghouse 11 kW Smart Wi-Fi Tankless Water Heater

This Westinghouse unit delivers 2.6 GPM at 11kW. It includes WiFi app control and voice assistant compatibility. The compact design measures 12.6 x 9.56 x 9.56 inches. It features ETL certification and IPX4 moisture resistance. This model suits single-point applications like showers or sinks. It requires a dedicated 60A breaker and 8 AWG wire for installation.

Pros

• WiFi connectivity with Alexa and Google Home support
• ETL certified with 4-layer safety protection
• IPX4 rating allows bathroom installation
• Temperature memory restores settings after power outages

Cons

• Lower 11kW power limits flow to 2.6 GPM
• Requires a dedicated 60A double-pole breaker
• Smaller capacity than whole-house alternatives

Good fit if

• You need hot water for a single fixture
• You want smart home integration via app
• You have limited space for wall mounting

Skip if

• You require high flow for multiple simultaneous uses
• You cannot install a 60A circuit
• You need whole-house heating capacity

Verdict: Westinghouse 11kW WiFi Electric Water Heater fits users needing smart control for a single point of use. It offers reliable performance where space and circuit capacity are limited.

5 Also great

WINTEMP 14.4kW Electric Tankless Heater

Best for: smart home users with limited electrical space

Fuel Type

Electric

Flow Rate

3.5 GPM

Wattage

14.4 kW

Voltage

240V

Temperature Control

86°F to 140°F

Certification

ETL

View on Amazon: WINTEMP 14.4kW Electric Tankless Heater

The WINTEMP 14.4kW electric tankless water heater delivers up to 3.5 GPM of hot water at 240V. It features smart WiFi control via the Tuya app for remote temperature adjustments between 86°F and 140°F. The compact design measures 15 inches high and weighs 12.8 pounds. This unit is ETL certified and includes safety protections against overheating and dry firing. It suits homes needing reliable, space-saving hot water for one to two points of use.

Pros

• Delivers up to 3.5 GPM of stable hot water
• WiFi app control for remote temperature and usage monitoring
• Compact wall-mounted design saves significant space
• ETL certified with overheat and dry-fire protection
• Self-modulating technology adjusts power based on flow

Cons

• Requires 60 Amp double-pole breaker and 6 AWG wiring
• Hardwired installation only, no plug included
• Maximum temperature cap of 140°F may limit high-heat needs

Good fit if

• You need WiFi control for remote temperature adjustments
• You have the electrical capacity for a 60 Amp circuit
• You want a compact unit for one to two sinks

Skip if

• You require a plug-in installation for easy setup
• You need a flow rate higher than 3.5 GPM
• You want a unit exceeding 140°F maximum temperature

Verdict: WINTEMP 14.4kW WiFi Electric Heater offers smart control and steady flow for small households. It fits buyers who prioritize app management and space efficiency over high-volume output.

6 Also great

Westinghouse 11kW Wi-Fi Tankless Water Heater

Best for: single sink or small bathroom installations

Fuel Type

Electric

Flow Rate

2.6 GPM

Wattage

11 kW

Voltage

240V

Temperature Control

86–140°F, 1°F increments

Certification

ETL

View on Amazon: Westinghouse 11kW Wi-Fi Tankless Water Heater

This Westinghouse unit is a compact 11kW electric tankless water heater designed for point-of-use applications. It operates on 240V and delivers up to 2.6 GPM, depending on inlet water temperature. The device features Wi-Fi connectivity for remote control via an app, compatible with Alexa and Google Home. Its small footprint makes it suitable for tight spaces like under sinks. It includes ETL certification and a scale inhibitor to protect the internal copper heating element.

Pros

• Compact dimensions of 12.8 x 3.58 x 8.9 inches
• Wi-Fi app control with Alexa and Google Home compatibility
• ETL certified with overheat and dry-fire protection
• Precise temperature adjustment in 1°F increments from 86–140°F

Cons

• Lower 11kW power limits flow rate compared to 14kW+ models
• Designed for point-of-use rather than whole-house supply
• Requires 240V electrical circuit and professional installation

Good fit if

• You need hot water for a single sink or small bathroom
• You want to control temperature settings remotely via an app
• You have limited space under a sink or in a closet

Skip if

• You require hot water for multiple simultaneous fixtures
• Your electrical panel only supports 120V circuits
• You need a whole-house solution for a large family

Verdict: Westinghouse 11kW 240V WiFi Electric is a space-saving solution for single-fixture needs. It suits users who prioritize compact size and smart home integration over high-volume flow rates.

7 Best whole house

VancEpic 14kW Electric Tankless Water Heater

Best for: tight spaces and whole-house heating

Fuel Type

Electric

Wattage

14 kW

Voltage

240V

Dimensions

15.9 x 3.19 x 3.19 inches

Use

Whole House

Weight

10.5 pounds

View on Amazon: VancEpic 14kW Electric Tankless Water Heater

The VancEpic 14kW unit delivers whole-house hot water using 240V power. It measures 15.9 by 3.19 by 3.19 inches, making it a slim, wall-mounted option that fits in tight spaces. The device uses smart self-modulating technology to adjust power based on flow. It includes a built-in inlet filter and multiple safety protections. This model suits homes needing compact, on-demand heating with standard 1/2 inch NPT connections.

Pros

• 14kW output for whole-house use
• Compact 3.19-inch width fits tight spaces
• Built-in inlet filter protects components
• Smart self-modulating inverter technology
• Multiple safety protections included

Cons

• Requires professional installation
• Only a 2-year warranty
• No WiFi connectivity mentioned

Good fit if

• You need a compact unit for tight spaces
• You want whole-house hot water
• You prefer simple wall-mounted installation

Skip if

• You require WiFi remote control
• You need a longer warranty period
• You have limited 240V electrical capacity

Verdict: VancEpic 14kW Electric Whole House Heater offers a slim profile for tight spaces. It fits buyers who need reliable whole-house heating without complex smart features.

Specifications side by side

Frequently asked questions