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10 Best Electric Water Heaters 2025 in the United States
#1
Winner
BOSCH Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted
The BOSCH Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon offers a compact and convenient solution for immediate hot water needs under your sink. With a capacity of 2.5 gallons, it is suitable for supplying hot water to a single or two sinks simultaneously, making it perfect for small households or point-of-use applications. The product's thermal efficiency stands impressively high at 98%, ensuring minimal energy loss and better performance.
Customer Highlights
A summary of real customer reviews to highlight what shoppers are saying!Customer Highlights
A summary of real customer reviews to highlight what shoppers are saying!#2
Stiebel Eltron Tankless Water Heater – Tempra 24 Plus – Electric, On Demand Hot Water, Eco, White, 20.2
The Stiebel Eltron Tempra 24 Plus is a tankless electric water heater designed to provide on-demand hot water without the drawbacks of traditional storage heaters. One of its standout features is the Advanced Flow Control technology, which maintains a steady water temperature, ensuring that showers or hot water tasks can be completed without interruption. This makes it highly suitable for households where multiple hot water needs are common.
Customer Highlights
A summary of real customer reviews to highlight what shoppers are saying!Customer Highlights
A summary of real customer reviews to highlight what shoppers are saying!Top 10 Best Electric Water Heaters 2025 in the United States
#1
Winner
9.9 score
BOSCH Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted
BOSCH Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted
Capacity: 2.5 gallons
Recovery Rate: fast recovery
Energy Efficiency: 98%
Size and Installation Space: 13.75"W x 13.75"H x 10.75"D
Warranty: 6 year on unit, 2 year parts
Chosen by 1257 this week
Stiebel Eltron Tankless Water Heater – Tempra 24 Plus – Electric, On Demand Hot Water, Eco, White, 20.2
Stiebel Eltron Tankless Water Heater – Tempra 24 Plus – Electric, On Demand Hot Water, Eco, White, 20.2
Energy Efficiency: Energy Efficient
Size and Installation Space: 16.63"W x 14.5"H
Warranty: 7 years leaks, 3 years parts
Rheem 18kW 240V Tankless Electric Water Heater, Gray
Rheem 18kW 240V Tankless Electric Water Heater, Gray
Capacity: 4.4 gallons/min
Energy Efficiency: 99.8%
Size and Installation Space: 14.5"W x 18.25"H
Warranty: by Rheem
Safety Features: included
Related Products
Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray
Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray
Energy Efficiency: 99.8%
Size and Installation Space: 17.63"W x 18.25"H
EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW - Quantity 1, 17 x 17 x 3.5
EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW - Quantity 1, 17 x 17 x 3.5
Recovery Rate: Depends on inlet temperature
Energy Efficiency: 99% thermal efficient
Size and Installation Space: 17 x 17 x 3.5 inches
First Hour Rating (FHR): Depends on inlet temperature
Warranty: Limited Lifetime Warranty
Safety Features: Continuous monitoring, UL-499 certified, ETL listed
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Buying Guide for the Best Electric Water Heaters
Choosing the right electric water heater for your home is essential to ensure you have a reliable and efficient source of hot water. There are several key specifications to consider when selecting an electric water heater, and understanding these can help you make an informed decision that best fits your needs. Here are the main factors to consider and how to navigate them.CapacityCapacity refers to the amount of hot water the heater can store, usually measured in gallons or liters. This is important because it determines how much hot water is available at any given time. For small households or single-person use, a smaller capacity (20-30 gallons) may be sufficient. For larger families or homes with higher hot water demands, a larger capacity (40-80 gallons) is recommended. Consider your household size and hot water usage patterns to choose the right capacity.
Recovery RateThe recovery rate is the amount of hot water the heater can produce in a given time, typically measured in gallons per hour. This is crucial for ensuring that you have a continuous supply of hot water, especially during peak usage times. A higher recovery rate means the heater can replenish hot water faster. If your household uses a lot of hot water in a short period, look for a water heater with a high recovery rate. For moderate usage, a standard recovery rate should suffice.
Energy EfficiencyEnergy efficiency indicates how effectively the water heater converts electricity into hot water, often represented by the Energy Factor (EF) or Uniform Energy Factor (UEF). Higher efficiency means lower energy consumption and reduced utility bills. Look for models with a high EF or UEF rating if you want to save on energy costs and reduce your environmental footprint. Consider your long-term energy savings when evaluating this spec.
Size and Installation SpaceThe physical size of the water heater and the space available for installation are important considerations. Measure the area where you plan to install the heater to ensure it fits comfortably. Some models are designed to be more compact and can fit in smaller spaces, while others may require more room. Choose a size that fits your installation space without compromising on capacity and performance.
First Hour Rating (FHR)The First Hour Rating (FHR) measures the amount of hot water the heater can supply in the first hour of use. This is particularly important for households with high morning or evening hot water demands. A higher FHR means the heater can deliver more hot water quickly. If your household has peak usage times, look for a water heater with a high FHR to ensure you have enough hot water when you need it most.
WarrantyThe warranty period indicates the manufacturer's confidence in the product's durability and reliability. A longer warranty can provide peace of mind and protection against potential issues. Look for water heaters with a warranty of at least 6-12 years. Consider how long you plan to stay in your home and your willingness to handle potential repairs when evaluating the warranty.
Safety FeaturesSafety features such as automatic shut-off, temperature control, and pressure relief valves are important for preventing accidents and ensuring safe operation. These features can protect your home from potential water damage and reduce the risk of scalding. Prioritize water heaters with comprehensive safety features, especially if you have children or elderly family members in your household.