10 Best Electric Water Heaters 2025 in the US

1 Our Pick
Stiebel Eltron Tempra 24 Plus Tankless Water Heater – Eco Electric On Demand Hot Water
  • Advanced Flow Control keeps water temperature consistent, preventing cold bursts.
  • Compact design saves space and features an energy savings monitor to track costs.
  • Easy to use with a noise-free switch, digital display, and preset temperature options.
  • Delivers adjustable water temperatures from 68°F to 140°F with a robust heating system.
  • Safety feature limits water temperature to 109°F, preventing scalding risks.
  • Available in six sizes and two styles for versatile installation options.
2
Rheem 18kW 240V Gray Tankless Electric Water Heater with Digital Control
  • Digital control with LED display for precise temperature regulation within +/- 1 degree.
  • Self-modulation technology enhances efficiency by adjusting power to water demand.
  • Durable copper heating elements with up to 4.4 GPM flow rate, field serviceable.
  • Designed for easy installation with 3/4 inch NPT water connections and threaded design.
  • Digital temperature display allows convenient monitoring and control of water temperature.
  • Compact design helps save space while providing on-demand hot water efficiently.
3
BOSCH Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon – Flexible Installation Options
  • Compact 2.5-gallon mini-tank fits conveniently under sinks.
  • High thermal efficiency with 98% for energy savings.
  • Durable construction with premium glass-lined material.
  • Fast recovery rate for on-demand hot water supply.
  • Flexible installation on shelf, wall, or floor.
  • Available in three sizes to suit your needs.
4
Rheem RTEX-24 24kW Electric Tankless Water Heater – Efficient Hot Water Solution
  • User-friendly ON/OFF dial control with digital temperature display.
  • Self-modulating power enhances efficiency based on usage needs.
  • Delivers up to 5.9 GPM of hot water for multiple applications.
  • Easy installation with bottom 3/4″ NPT water connections.
  • Provides continuous on-demand hot water without interruptions.
  • Compact design ideal for residential and commercial use.
5
Stiebel Eltron Tempra 36 Plus Tankless Electric Water Heater with Advanced Features
  • Digital temperature control for precise and optimal comfort adjustments.
  • Proven reliability ensures consistent performance and long-lasting durability.
  • No venting required, simplifying installation and reducing setup costs.
  • Energy savings of 15-20% on the electric bill for hot water usage.
  • Compact and sleek design ideal for small spaces and easy fitting anywhere.
  • Available in multiple styles to suit various preferences and needs.
6
GE 10 Gallon Electric Point of Use Water Heater with Adjustable Thermostat
  • Easy installation in minutes with existing plumbing for convenience.
  • Compact design ideal for saving space in various settings.
  • Hot water booster for washing machines or long plumbing runs.
  • Adjustable thermostat allows easy temperature customization.
  • Stainless steel heating element offers rust resistance and durability.
  • Available in 120 Volt with a capacity of 10 gallons for efficient use.
7
EcoSmart ECO 11 Electric Tankless Water Heater with Self Modulating Technology
  • Provides endless hot water on-demand without running out.
  • Precise temperature control within 1 degree of the set temperature.
  • Utilizes self-modulating technology for 99% energy efficiency.
  • Compact design is 90% smaller than traditional tank heaters.
  • Heats water only when needed, saving on energy bills.
  • Can be installed on a wall or at the point of use.
8
EcoSmart ECO 27 Electric Tankless Water Heater, 27-kW, Compact Design
  • Endless hot water supply without running out, on demand.
  • Compact, space-saving design for easy installation options.
  • Highly energy efficient with 99% thermal efficiency rating.
  • Suitable for whole home use; flow rate of 2.7 to 6.5 GPM.
  • Includes Limited Lifetime Warranty; UL-499 certified and ETL listed.
  • Wall-mounted or point-of-use installation for versatility.
9
Rheem RTEX-13 240V Tankless Water Heater for Residential Use, Gray
  • External digital control with LED for precise temperature adjustment.
  • Durable copper heating elements with two serviceable components.
  • Self-modulating power to optimize energy based on water demand.
  • Includes 1/2 NPT adapters for easy installation and connection.
  • Achieves 99.8% energy efficiency, lowering energy costs significantly.
  • Compact design suitable for residential applications in various settings.
10
Rheem 11kW 240V Tankless Electric Water Heater for Consistent Hot Water
  • ON/OFF dial control with an adjustable digital temperature display for ease of use.
  • Self-modulating power that adjusts energy use based on water flow and temperature settings.
  • Delivers up to 2.68 gallons per minute, ideal for small to medium hot water needs.
  • Side water connections with 1/2″ NPT for straightforward and convenient installation.
  • Provides consistent on-demand hot water without the risk of running out unexpectedly.
  • Designed for energy efficiency by optimizing power based on actual consumption needs.

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