A 50-gallon electric water heater is the workhorse of most American homes. It’s the size that comfortably handles a family of four and fits most standard utility closets.
Electric models have a lot going for them over gas: they’re simpler to install, easier to maintain, and there’s no need for venting. If you’d rather go tankless, our best electric tankless water heater guide covers those options.
We’ve tested and compared 10 of the best 50-gallon electric models to help you find the right one, whether it’s for your home or a commercial setting.
The best 50 gallon electric water heaters range from residential 240V models with 4500W to commercial 480V units with up to 18000W. Choose based on your voltage availability, heating speed requirements, and whether the heater is for home or business use.
Quick Comparison Chart
| # | Water Heater | Our Rating | ||
|---|---|---|---|---|
| 1 | ![]() |
Bradford White RE350T6 | ★★★★★ | Check Price |
| 2 | ![]() |
RHEEM Marathon | ★★★★★ | Check Price |
| 3 | ![]() |
Bradford White RE350S6 | ★★★★☆ | Check Price |
| 4 | ![]() |
RHEEM Pro E50 | ★★★★☆ | Check Price |
| 5 | ![]() |
50 Gal Commercial 208V | ★★★★☆ | Check Price |
| 6 | ![]() |
RHEEM Pro+E50T2 | ★★★★☆ | Check Price |
| 7 | ![]() |
RHEEM-RUUD ELD52-C | ★★★★☆ | Check Price |
| 8 | ![]() |
RHEEM/RUUD ES50-6-G | ★★★★ | Check Price |
| 9 | ![]() |
RHEEM/RUUD ELD52-C 480V | ★★★★ | Check Price |
| 10 | ![]() |
RHEEM/RUUD ES50-18-G | ★★★★ | Check Price |
1. Bradford White RE350T6 — Best Overall
Bradford White RE350T6
A 240V residential water heater with magnesium anode rod, automated temperature control, and corrosion protection. Handles both simultaneous and non-simultaneous water flow.
Pros
- Magnesium anode rod prevents corrosion
- Automated temperature control reduces dry fire risk
- Multiple voltage options available
- No CFC emissions for environmental safety
- Handles simultaneous and non-simultaneous water flow
Cons
- Heavy at 150 pounds
- Large dimensions may limit installation options
- Lower wattage than commercial models
The Bradford White RE350T6 is a top pick from other heaters that require constant refilling and reheating. If you need a gas-powered option, see our best 30 gallon gas water heaters. As a 240V model, it features a protection system that prevents rusting and guards against scum formation for long-term performance.
Additional models with 120V, 208V, 277V, and 480V are also available in the market. It weighs 150 pounds with product dimensions of 23.0”L x 23.0”W x 61.0”H.
The automated temperature control setup makes sure safety and reduces the risk of dry fire. This is a fully automatic system with all controls for temperature, pressure, and more, with no emissions of chlorofluorocarbons.
2. RHEEM Marathon — Best Durability
RHEEM Marathon Tall Electric Water Heater
Features fiberglass technology body with multiple filament layers for maximum strength. Non-metallic construction prevents corrosion with lifetime limited tank warranty.
Pros
- Lifetime limited warranty on tank
- Non-metallic body prevents all corrosion
- Energy efficient with low electricity consumption
- Bowl-shaped tank bottom for easy installation
- Removes water with sulfate-caused bad odor
Cons
- Higher price point than standard models
- Fiberglass body may feel different than traditional steel
- 6-year warranty on parts only
The RHEEM Marathon features fiberglass technology in its body, providing maximum strength with multiple filament layers. Its non-metallic construction prevents corrosion, which is the main problem for almost all other heaters.
The outer part is manufactured using polyethylene, which protects it from damage and helps with long-term durability. It saves energy with low electricity consumption and features a brass drain valve that allows maximum water flow.
This model comes with a lifetime limited warranty on the tank and 6 years for parts. It can survive harsh environmental conditions, removes sulfate-caused bad odors, and has a smooth surface finish.
3. Bradford White RE350S6 — Best Short Model
Bradford White RE350S6
A shorter version of the Bradford White line with efficient direct heat transfer. Suitable for whole-house use for up to five family members with 240V operation.
Pros
- Efficient direct heat transfer method
- Surface-mount thermostats for fast temperature control
- Suitable for whole house with up to 5 members
- Reduced heat loss design
- Available in Phase 1 and Phase 3 configurations
Cons
- No certification provided
- Only available in 240V
- Can't adjust water flow into heater
For buyers who need a slightly shorter unit than the RE350T6 from the same brand, this is an excellent choice. The efficient direct heat transfer method keeps quick heating without much waiting time.
It’s easy to handle and install at home, making it suitable for whole-house use for up to a five-member family. The design meets the standard of a residential heater with the ability to deliver more showers than an ordinary heater.
It weighs 150 pounds and is available only in the standard 240V. Surface-mount thermostats provide fast automated temperature control, and the temperature and pressure relief valve manages water flow effectively.
4. RHEEM Pro E50 — Best Residential
RHEEM Pro E50 2 RH95
A residential water heater with copper and stainless steel elements, LED display, and ANSI-certified design. Features EverKleen dip tube and 6-year limited warranty.
Pros
- LED display shows temperature and operational status
- Copper and stainless steel elements for long life
- ANSI certified for safety standards
- Low energy consumption at 4500W
- EverKleen dip tube prevents sediment buildup
Cons
- Single-phase wiring is slower than three-phase
- Maximum pressure of 150 psi
- Lighter weight may indicate thinner construction
This residential water heater weighs 117 pounds and features copper and stainless steel elements in both the upper and lower sections. The LED display shows heat operations and keeps you aware of temperature, water flow, and pressure.
It’s equivalent to ANSI standards and certified by a third party under the Safe Drinking Water Act. The 4500W power consumption is energy efficient, and the automatic temperature control keeps water at desired heating levels.
The EverKleen dip tube and temperature protector work together to control temperature rises and declines. The maximum temperature range is 120 to 160 degrees F, and it comes with a 6-year limited warranty on the tank and parts.
5. 50 Gal Commercial 208V — Best Commercial
50 Gal Commercial 208V 3-Phase
A 208V commercial-grade heater with 6000W power, 3-phase wiring, and long-life tank design. Features T&P valve with brass drain system for quick servicing.
Pros
- 6000W power for fast commercial heating
- 3-phase wiring for maximum efficiency
- Long-life tank design and heating elements
- T&P valve with brass drain for quick service
- Temperature range of 110 to 170 degrees F
Cons
- Only 3-year tank warranty
- 1-year parts warranty is limited
- Larger dimensions than residential models
Those looking for commercial purposes will appreciate this 208V model with 6000W power consumption. The T&P valve with brass drain system allows quick drain service and controlled water flow.
The maximum temperature range is 110 to 170 degrees F, and it features a long-life tank design and heating elements for longevity. The 3-phase wiring with three circuits makes it significantly more efficient than Phase 1 heaters.
The performance includes a recovery rate at 100F rise of 24 GPH and 120F rise of 20 GPH. It comes with a 3-year warranty for the tank and 1-year warranty for parts replacement.
6. RHEEM Pro+E50T2 — Best Efficiency
RHEEM Pro+E50T2 RH95EC1
A highly efficient residential model with reduced heat loss and EverKleen self-cleaning system. Features 8-year limited warranty on tank and parts.
Pros
- Maximum performance with lower operating cost
- EverKleen self-cleaning system fights sediment
- 8-year limited warranty on tank and parts
- Over-temperature protector for safety
- Automatic thermostat maintains desired temperature
Cons
- Single-phase wiring only
- Slightly smaller dimensions may limit capacity
- Temperature range limited to 120-160 degrees F
This model offers maximum performance with the lowest operating cost in its class. It’s slightly smaller than other Rheem models, making it a good option for tighter installation spaces.
Less conductive heat loss and rapid heating technology make this one of the most efficient residential options. The over-temperature protector cuts off high temperatures to maintain balance and prevent safety threats.
The automatic thermostat keeps water at your desired temperature, and the EverKleen self-cleaning device fights harmful sedimentation. It comes with an 8-year limited warranty on both tank and parts.
7. RHEEM-RUUD ELD52-C — Best Heavy Duty
RHEEM-RUUD ELD52-C 663258
A 480V commercial model with 12000W for maximum efficiency. Features 3-phase wiring, temperature and pressure valves, and brass drain system for heavy-duty applications.
Pros
- 12000W power for the fastest heating
- 3-phase wiring for commercial efficiency
- Durable tank design with long-lasting elements
- Standard vent for free air passage
- Automatic cooling system requires no manual work
Cons
- Requires 480V power supply
- Heavy at 140 pounds
- Large dimensions may limit placement options
This is a powerhouse 480V commercial model with 12000W, designed for those needing heavy-duty heating capacity. The 3-phase wiring with three circuits delivers maximum efficiency for commercial settings like retail stores and small offices.
The temperature range spans 110 to 170 degrees F, and the temperature and pressure valve with brass drain system makes sure smooth water flow. The tank design features durable heating elements built for longevity.
It weighs 140 pounds with a maximum pressure of 150 psi. An automatic cooling system operates without manual intervention, and a standard vent allows for free passage of air.
8. RHEEM/RUUD ES50-6-G — Best Industrial
RHEEM/RUUD ES50-6-G
A versatile 208V industrial heater with 98% thermal efficiency, three heating elements, and UL certification. Supports both Phase 1 and Phase 3 circuit connections.
Pros
- 98% thermal efficiency rating
- Three heating elements for maximum output
- UL certified for safety
- Supports both Phase 1 and Phase 3 wiring
- Multiple recovery rate options
Cons
- Only 3-year limited tank warranty
- 1-year parts warranty is limited
- Large dimensions at 38.5 x 38.5 x 49.3 inches
If you need a heavy-duty water heater for industrial applications, this model delivers 98% thermal efficiency with 6000W power. It features three heating elements, a rare configuration that maximizes output.
It supports both Phase 1 and Phase 3 circuit connections, providing flexibility in installation. The temperature range is 90 to 160 degrees F with maximum pressure of 150 psi, and it’s UL certified.
Multiple recovery rates are available, including 50F rise at 50 GPH, 120F rise at 21 GPH, and 90F rise at 28 GPH. The T&P valve and brass drain valve be sure to smooth water flow and pressure control.
9. RHEEM/RUUD ELD52-C 480V — Best Commercial 480V
RHEEM/RUUD ELD52-C 480V 4500W
A commercial 480V model with 4500W and 3-phase wiring for medium heating capacity. Features stainless steel construction, thick foam insulation, and LED temperature display.
Pros
- Stainless steel resists burnout and corrosion
- Thick foam insulation minimizes standby heat loss
- LED display shows temperature and pressure
- 3-phase wiring for efficient power flow
- Top connection location for easy installation
Cons
- Lower wattage than some commercial competitors
- Medium heating capacity only
- Compact dimensions may not suit all applications
This commercial model operates at 480V with 4500W and 3-phase wiring for above-average power flow. It’s a smaller version of the ELD52-C 663258, making it suitable for medium-range heating capacity needs.
The stainless steel construction resists burnout and corrosion, and thick foam insulation reduces standby heat loss. A glowing LED display shows temperature range, pressure, and other operational features.
The temperature range is 110 to 170 degrees F with maximum pressure of 150 psi. Recovery rates include 100F rise at 18 GPH and 120F rise at 15 GPH with a top connection location.
10. RHEEM/RUUD ES50-18-G — Best High Power
RHEEM/RUUD ES50-18-G
The most powerful option at 18000W with 480V for heavy-duty industrial applications. Features multiple recovery rates, ASHRAE and UL certification, and Phase 1 and Phase 3 wiring.
Pros
- 18000W for the most demanding heating applications
- Multiple recovery rates for flexibility
- ASHRAE and UL certified for safety
- Supports both Phase 1 and Phase 3 wiring
- Maximum pressure of 150 psi
Cons
- Requires specialized 480V power supply
- Designed for industrial use, not residential
- Higher operating costs due to power consumption
This is the most powerful option on the list at 18000W with 480V, designed for heavy-duty industrial purposes. Recovery rates include 90F rise at 83 GPH and 50F rise at 149 GPH, making it the fastest heater in this roundup.
It meets ASHRAE and UL sanitation standards and supports both Phase 1 and Phase 3 wiring circuit systems. The temperature and pressure valves with brass drain check that smooth operation.
The maximum pressure is 150 psi with an overall width of 32 inches. It’s one of the few heaters that can handle the most demanding industrial heating requirements.
Benefits of Electric Water Heaters
Electric water heaters are safe for installing and use in modern homes. They’re insulated with temperature control, heat resistance, minimal heat loss, and tanks that store water for continuous use.
They can store anywhere from 2.5 gallons to 80 gallons and carry a vast amount of water for heating. There’s no fear of explosions like with gas heaters, and they offer quicker heating with a high safety rate.
Electric heaters always carry less risk than gas heaters because there’s no chance of gas leakage. The coils are designed to prevent dry firing and severe damage to the unit.
Gas water heaters require gas line connections, but electric heaters work with standard electricity that every house already has. An electric-powered unit is typically cheaper to install than running new gas connections.
Electric heaters also have fewer parts, and those parts aren’t subjected to direct flame heat. As a result, they tend to last longer than gas water heaters. For larger households, see our guides to 65 gallon water heaters or 75 gallon water heaters. For maximum efficiency, consider a heat pump water heater.
Frequently Asked Questions
With proper maintenance, you're looking at 10 to 15 years. Your water quality and how often you maintain it make a big difference. Replacing the anode rod regularly and flushing the tank periodically can add years to the unit's life.
Most people spend $400 to $600 a year, though your actual cost depends on local electricity rates, how hot you keep the water, and how much hot water your family uses. Energy-efficient models with better insulation can trim that number down.
For most families of four, a 50-gallon tank does the job well. You'll have enough for showers, laundry, and dishes throughout the day. If your household uses more hot water than average, look for a model with a faster recovery rate or consider stepping up in size.
The biggest differences are power and wiring. Commercial units run at higher voltages (208V-480V), pack more wattage (6000W-18000W), and use 3-phase wiring for peak efficiency. Residential models stick to 240V with 4500W elements and single-phase wiring, which works fine for standard home electrical systems.
Final Thoughts
Picking the right 50-gallon electric water heater comes down to knowing your needs. Residential or commercial? How much space do you have? What's your electrical setup look like?
For most homes, the Bradford White RE350T6 is our top pick. Its corrosion protection and automated temperature control make it reliable for years. The RHEEM Marathon is another standout with its fiberglass body that literally can't rust.
If you need commercial power, the higher-voltage 3-phase models on this list will handle the demand. Just make sure you've sorted out your voltage, wattage, and space requirements before you buy.












