Best 6 Gallon RV Hot Water Heater Electric in 2025
Updated on July 2025
#1
Recommended
18% Off
Free Shipping
- Recovers 10.2 gallons of water per hour
- Dimensions: 12-11/16" height x 12-11/16" width x 19-3/16" depth
- Requires a minimum rough opening of 12-3/4" x 12-3/4"
- Gas input of 12,000 BTU; weighs 33.3 lbs when empty and 81.9 lbs when full
- Includes direct spark ignition with a remote switch for electronic control of the water heater
Read More
- Recovers 10.2 gallons of water per hour
- Dimensions: 12-11/16" height x 12-11/16" width x 19-3/16" depth
- Requires a minimum rough opening of 12-3/4" x 12-3/4"
- Gas input of 12,000 BTU; weighs 33.3 lbs when empty and 81.9 lbs when full
- Includes direct spark ignition with a remote switch for electronic control of the water heater
#2
Value for Money
Free Shipping
- Compact design for easy installation in various locations such as bathrooms and garages.
- Provides quick hot water on demand, usable as a standalone heater or to enhance existing systems.
- Suitable for diverse settings including in-law suites, offices, and recreational vehicles.
- Features a screw-in heating element for efficient and reliable heating performance.
- Backed by the trusted Ariston brand, known for quality and energy-efficient heating solutions.
Read More
- Compact design for easy installation in various locations such as bathrooms and garages.
- Provides quick hot water on demand, usable as a standalone heater or to enhance existing systems.
- Suitable for diverse settings including in-law suites, offices, and recreational vehicles.
- Features a screw-in heating element for efficient and reliable heating performance.
Read More
#3
Free Shipping
- Built-in insulation foam minimizes heat loss, enhancing energy efficiency and cost savings. The 6-gallon mini-tank fits conveniently under sinks for immediate hot water access.
- Durable construction with a glass-lined tank ensures longevity and easy maintenance. The sleek design complements kitchen aesthetics.
- Adjustable thermostat with three temperature settings (50°F to 149°F) provides user control, while safety features protect against overheating.
- Compact design allows for versatile installation under sinks or counters, with options for wall or floor mounting. Compatible with standard 120V outlets and includes a CSA-listed pressure relief valve.
- Installation is straightforward; can be shelf, wall, or floor mounted. Connect directly to the cold water line for hot water access in kitchens or bathrooms. Product dimensions: 15.75" W x 18" H x 15.5" D.
- Comes with a 3-year warranty on the tank and a 2-year warranty on parts, plus 24-hour customer support to assist with any inquiries.
Read More
- Built-in insulation foam minimizes heat loss, enhancing energy efficiency and cost savings. The 6-gallon mini-tank fits conveniently under sinks for immediate hot water access.
- Durable construction with a glass-lined tank ensures longevity and easy maintenance. The sleek design complements kitchen aesthetics.
- Adjustable thermostat with three temperature settings (50°F to 149°F) provides user control, while safety features protect against overheating.
Read More
#4
11% Off
Free Shipping
- Replaces traditional RV water heaters maintaining standard door sizes for easy installation and improved performance.
- Offers dual fuel options for rapid heating: 12,000 BTU propane and 1,440W electric, with three operational modes for faster hot water delivery.
- Compatible with older models, retaining the same opening size and supporting both gas and electric power sources for easy replacement.
- Designed with superior thermal conductivity and insulation, minimizing heat loss and optimizing energy efficiency.
- Features three adjustable temperature settings for customizable comfort, along with safety measures such as dry burn, water pressure, and overheat protection.
Read More
- Replaces traditional RV water heaters maintaining standard door sizes for easy installation and improved performance.
- Offers dual fuel options for rapid heating: 12,000 BTU propane and 1,440W electric, with three operational modes for faster hot water delivery.
- Compatible with older models, retaining the same opening size and supporting both gas and electric power sources for easy replacement.
Read More
#5
Free Shipping
- Suitable for installation in tight spaces like under counters or crawl spaces
- 6 gallon capacity with a 6 year warranty
- Equipped with a 120 volt, 1650 watt copper heating element
- Features side-mounted cold water inlet and hot water outlet for straightforward installation
- Includes a factory-installed Temperature and Pressure (T&P) relief valve
Read More
- Suitable for installation in tight spaces like under counters or crawl spaces
- 6 gallon capacity with a 6 year warranty
- Equipped with a 120 volt, 1650 watt copper heating element
- Features side-mounted cold water inlet and hot water outlet for straightforward installation
- Includes a factory-installed Temperature and Pressure (T&P) relief valve
#6
23% Off
Free Shipping
- Compact design suitable for various small spaces including kitchens, bathrooms, and RVs
- Quick installation using standard plumbing connections
- Functions as a standalone or inline water heater to enhance performance in long pipe runs
- User-friendly controls for easy temperature and power adjustments
- Stainless steel heating element offers durability and resists corrosion
- Included anode rod helps prolong the lifespan of the water heater by preventing corrosion
Read More
- Compact design suitable for various small spaces including kitchens, bathrooms, and RVs
- Quick installation using standard plumbing connections
- Functions as a standalone or inline water heater to enhance performance in long pipe runs
- User-friendly controls for easy temperature and power adjustments
- Stainless steel heating element offers durability and resists corrosion
Read More
#7
Free Shipping
- Upgraded multi-function remote control displays gas usage, voltage, GPM, activation of the anti-freeze device, and supports high altitudes up to 9,800ft.
- Compatible with RV water heaters requiring a 12.8 x 12.8" opening, easily replaces Suburban & Atwood models (6/10/12 gal). Appropriate door kit sold separately in various sizes.
- Deep fire row design enhances heating efficiency, providing up to 3.9 GPM of hot water with a power output of 65,000 BTU for continuous availability when gas and water supply is sufficient.
- Temperature control ranges from 95°F to 124°F, utilizing staged combustion technology to regulate flame levels during summer and conserve propane.
- Built-in pressure relief valve simplifies installation, eliminating the need for separate purchase; includes a 6.6-foot intelligent remote controller.
Read More
- Upgraded multi-function remote control displays gas usage, voltage, GPM, activation of the anti-freeze device, and supports high altitudes up to 9,800ft.
- Compatible with RV water heaters requiring a 12.8 x 12.8" opening, easily replaces Suburban & Atwood models (6/10/12 gal). Appropriate door kit sold separately in various sizes.
Read More
#8
7% Off
Free Shipping
- Sleek and compact design with a digital temperature display
- 99.8% energy efficiency
- Manufactured in the United States
- 12 Amps
Read More
- Sleek and compact design with a digital temperature display
- 99.8% energy efficiency
- Manufactured in the United States
- 12 Amps
#9
Free Shipping
- Provides a constant supply of hot water, suitable for extended use like long showers or large tank filling.
- Constructed with an aluminum tank requiring no anode rod, ensuring low maintenance and corrosion-free operation.
- Compact design with a 6-gallon capacity, fitting easily into limited RV space and allowing simple installation.
- Designed for RV use, delivering quick and consistent hot water for maximum comfort during travel.
Read More
- Provides a constant supply of hot water, suitable for extended use like long showers or large tank filling.
- Constructed with an aluminum tank requiring no anode rod, ensuring low maintenance and corrosion-free operation.
- Compact design with a 6-gallon capacity, fitting easily into limited RV space and allowing simple installation.
- Designed for RV use, delivering quick and consistent hot water for maximum comfort during travel.
#10
Free Shipping
- 6-gallon capacity suitable for various applications
- Compact design for space-saving installation
- Electric-powered for efficient energy use
- Durable construction to ensure long-lasting performance
- Ideal for residential and small commercial use
- Meets industry standards for safety and reliability
Read More
- 6-gallon capacity suitable for various applications
- Compact design for space-saving installation
- Electric-powered for efficient energy use
- Durable construction to ensure long-lasting performance
- Ideal for residential and small commercial use
- Meets industry standards for safety and reliability
Rinnai Outdoor Propane Tankless Hot Water Heater
See All
Aquanta Smart Water Heater Timer
See All
Fogatti 120v 30 Amp Electric Tankless Water Heater
See All
