Top 10 High Capacity Tankless Water Heaters
for December 2021

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1
9.7
SCORE
Camplux 10L 2.64 GPM High Capacity Color Screen Propane Tankless Water Heater

CAMPLUX ENJOY OUTDOOR LIFE Camplux 10L 2.64 GPM High Capacity Color Screen Propane Tankless Water Heater

by CAMPLUX
What We like

[Modern Design] Exclusive color digital temperature display make it easier to read the temperature. Features on compact and space-saving design with minimal noise output.

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Product Features

  • [Ease to Use] For whole home on demand indoor usewith safe, efficient power ventilation ,perfect for any small homes, cabins or apartments.
  • [Controls Water Temperature Easily ] Uses standard 1/2" NPT water fittings and is equipped with easy to use manual water temperature controls.
  • [More Safety] Flame-out protection, anti-freezing protection, over-heating protection, air flow pressure switch protection to ensure the safety. Safe electronic ignition system, plugs into standard 120V electrical outlet with UL-listed cord.
  • [Saving More Energy] Eco and Full gas switch, rated at 2.64 GPM that activates only when in use, making it more energy saving.

[controls water temperature easily ] uses standard 1/2" npt water fittings and is equipped with easy to use manual water temperature controls. [more safety] flame-out protection, anti-freezing protection, over-heating protection, air flow pressure switch protection to ensure the safety. safe electronic ignition system, plugs into standard 120v electrical outlet with ul-listed cord. [saving more energy] eco and full gas switch, rated at 2.64 gpm that activates only when in use, making it more energy saving. [ease to use] for whole home on demand indoor usewith safe, efficient power ventilation ,perfect for any small homes, cabins or apartments.

2
9.7
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PROCURU 1

PROCURU 1" OD x 60" Long x 3/4" MIP x 3/4" FIP Gas Flex Line Connector Kit

WeatheProof Max-Flow High Capacity Stainless Steel with SafeGuard Coating for Tankless Water Heater

by PROCURU
What We like

Designed for tankless water heaters and other high-demand gas appliances

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Product Features

  • 100% leak tested and sealed, CSA certified for indoor and outdoor use for natural, LP, and LP-gas air mixtures
  • 4-Mil High density PTFE Sealant Tape 1/2" x 520"; Installation Guide included
  • (2) Brass fittings included: 3/4" male MIP (tapped 1/2" FIP), 3/4" female FIP
  • 1" Outer Diameter x 60" Length (5 ft.) Stainless steel flexible gas connector with SafeGuard Coating anti-corrosion and weatherproof protection

100% leak tested and sealed, csa certified for indoor and outdoor use for natural, lp, and lp-gas air mixtures 4-mil high density ptfe sealant tape 1/2" x 520"; installation guide included 1" outer diameter x 60" length (5 ft.) stainless steel flexible gas connector with safeguard coating anti-corrosion and weatherproof protection (2) brass fittings included: 3/4" male mip (tapped 1/2" fip), 3/4" female fip

3
9.5
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PROCURU 1

PROCURU 1" OD x 48" Length x 3/4" MIP x 3/4" FIP Gas Flex Line Connector Kit with 3/4" Valve

WeatherProof Max-Flow High Capacity Stainless Steel with SafeGuard Coating for Tankless Water Heater

by PROCURU
What We like

Designed for tankless water heaters and other high-demand gas appliances

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Product Features

  • 3/4" FIP x 3/4" FIP brass ball valve, High density PTFE Sealant Tape 1/2" x 520"; Installation Guide included
  • (2) Brass fittings included: 3/4" Male MIP (tapped 1/2" FIP), and 3/4" Female FIP
  • 1" Outer Diameter x 48" Length (4 Ft.) Stainless steel flexible gas connector with SafeGuard coating for anti-corrosion and weatherproof protection
  • 100% leak tested and sealed, CSA certified for indoor and outdoor use for natural, propane, LP, and LP-gas air mixtures

1" outer diameter x 48" length (4 ft.) stainless steel flexible gas connector with safeguard coating for anti-corrosion and weatherproof protection 3/4" fip x 3/4" fip brass ball valve, high density ptfe sealant tape 1/2" x 520"; installation guide included 100% leak tested and sealed, csa certified for indoor and outdoor use for natural, propane, lp, and lp-gas air mixtures (2) brass fittings included: 3/4" male mip (tapped 1/2" fip), and 3/4" female fip

4
9.2
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Camplux Pro On-Demand Tankless Water Heater,6.86 GPM Outdoor Propane Gas Tankless Water Heater with Advanced High Capacity Flow Control,Residential Propane Gas Water Heater for 3-4 Persons Whole House

CAMPLUX ENJOY OUTDOOR LIFE Camplux Pro On-Demand Tankless Water Heater

6.86 GPM Outdoor Propane Gas Tankless Water Heater with Advanced High Capacity Flow Control, Residential Propane Gas Water Heater for 3-4 Persons Whole House

by CAMPLUX
What We like

Considerate Customer Service- Here at Camplux, customer service is everything! We offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. Have a question? Give us a call at (844) 538-7475.

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Product Features

  • Saving Energy & Money- Maximum power output 180,000btu/hour,Camplux gas tankless water heater only activities with max energy factor of 0.82 for propane gas when use. Low NOx emission levels, average 9.5ppm for environmental protection.
  • On-Demand Tankless Water Heater-Camplux advanced 6.86 GPM high capacity flow control propane gas tankless water heater delivers 6.86 gallons per minute of on-demand endless hot water ensures instant hot water for 3-4 persons whole home shower and kitchen at one time.
  • Multiple Protection Ensure Your Safety- CSA certified ,flame failure device, anti-freezing protection, over heating protection to ensure your safety. It will heat automatically when the temperature lower than 40(5).
  • Convenient, Easy Installation - It only takes you a few minutes to get 6.86 gallons per minute of instant hot water. Includes digital remote control with a 3.3 feet cable for convenient flow control.

Saving energy & money- maximum power output 180,000btu/hour,CAMPLUX gas tankless water heater only activities with max energy factor of 0.82 for propane gas when use. low nox emission levels, average 9.5ppm for environmental protection. Multiple protection ensure your safety- csa certified ,flame failure device, anti-freezing protection, over heating protection to ensure your safety. it will heat automatically when the temperature lower than 40(5). On-demand tankless water heater-CAMPLUX advanced 6.86 gpm high capacity flow control propane gas tankless water heater delivers 6.86 gallons per minute of on-demand endless hot water ensures instant hot water for 3-4 persons whole home shower and kitchen at one time. Convenient, easy installation - it only takes you a few minutes to get 6.86 gallons per minute of instant hot water. includes digital remote control with a 3.3 feet cable for convenient flow control.

5
8.9
SCORE
Eccotemp fvi12-NG FVI-12 Natural Gas, 3.5 GPM, High Capacity Tankless Water Heater, White

Eccotemp fvi12-NG FVI-12 Natural Gas

3.5 GPM, High Capacity Tankless Water Heater, White

by Eccotemp Systems
What We like

Easy to read digital temperature display, on a compact and space-saving design with minimal noise output.

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Product Features

  • Uses standard 1/2" NPT water fittings and is equipped with easy to use manual water temperature controls.
  • Safe electronic ignition system; plugs into standard 120v electrical outlet with UL-listed cord.
  • For indoor installation with safe, efficient power ventilation and perfect for any small home, cabin or apartment.
  • 1.07 A
  • Whole home indoor, gas powered tankless water heater, rated at 3.6 GPM that activates only when in use, making it an energy saver.

Whole home indoor, gas powered tankless water heater, rated at 3.6 gpm that activates only when in use, making it an energy saver. For indoor installation with safe, efficient power ventilation and perfect for any small home, cabin or apartment. Uses standard 1/2" npt water fittings and is equipped with easy to use manual water temperature controls. Safe electronic ignition system; plugs into standard 120v electrical outlet with ul-listed cord. 1.07 a

6
8.8
SCORE
Portable Propane Tankless Water Heater, 1.32GPM/5L Capacity, 6 in 1 Safety Function, 7 more Usage Scenarios, Easy to Install, Low Pressure Startup, White

FORUEE PERFRCT COMFORT FOR FAMILY Portable Propane Tankless Water Heater

1.32GPM/5L Capacity, 6 in 1 Safety Function, 7 more Usage Scenarios, Easy to Install, Low Pressure Startup, White

by Foruee
What We like

7 MORE USAGE SCENARIOSPerfect heater shower for before and after swimming in your pool or lake. Your dog will love the spa-like experience. No more cold outdoor baths with the hose - you can use the detachable shower head to easily wash your pets with warm water they will appreciate. Perfect for DIY Outdoor Shower, RV Shower, Camping Shower, Outdoor Pet Shower, RV/SUV/MPV, Beach Bathing Boxes, Campsites, Hunting Cabins, Boats, Kid Pools, or just around your house

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Product Features

  • FULLY EQUIPPEDNo need to look around for accessories, this tankless water heater comes with CSA approval Gas Regulator, high pressure Shower Head with 59in(1.5m) extended Long Stainless Steel Hose and Shower Holder, Dust Cover, Handle(Fitted already), Wrenches, US Universal Gas Connector, Garden Hose Connectors, Teflon Tape, and Fitting Kits
  • EASY TO INSTALL LOW PRESSURE STARTUPJust need 2.5PSI of water pressure, No electricity needed, the ignition is with 2 D cell batteries(not included). Connect gas supply water supply, now you and your lovely family lovely pet can enjoy endless hot showers anywhere anytime
  • LOVE ENDLESS HOT SHOWERSOther tankless water heater on the market have limited support and poor quality. This outdoor tankless water heater is the real deal! And if you have any questions, concerns or issues, our friendly and helpful support team can be reached at phone call and mail [email protected]

Fully equippedno need to look around for accessories, this tankless water heater comes with csa approval gas regulator, high pressure shower head with 59in(1.5m) extended long stainless steel hose and shower holder, dust cover, handle(fitted already), wrenches, us universal gas connector, garden hose connectors, teflon tape, and fitting kits Easy to install low pressure startupjust need 2.5psi of water pressure, no electricity needed, the ignition is with 2 d cell batteries(not included). connect gas supply water supply, now you and your lovely family lovely pet can enjoy endless hot showers anywhere anytime Love endless hot showersother tankless water heater on the market have limited support and poor quality. this outdoor tankless water heater is the real deal! and if you have any questions, concerns or issues, our friendly and helpful support team can be reached at phone call and mail [email protected]

7
8.7
SCORE
Camplux Pro Residential Tankless Water Heater,5.28 GPM High Efficiency On-Demand Propane Water Heater,Propane Constant Gas Water Heater for 3-4 Persons Whole House,Outdoor Installation,White

CAMPLUX ENJOY OUTDOOR LIFE Camplux Pro Residential Tankless Water Heater

5.28 GPM High Efficiency On-Demand Propane Water Heater, Propane Constant Gas Water Heater for 3-4 Persons Whole House, Outdoor Installation, White

by Camplux
What We like

Constant & Sustainable Hot Water Solution - CSA certified balanced combustion design,features with over-high wind pressure safety protection,Ipx4 water resistant protection, over-loaded electric protection,fan failure protection, equipped with PCB start up self-test & real-time intelligent monitoring, timely warning of potential gas fire and hydro power to ensure your family's safety.

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Product Features

  • Considerate Customer Service -Here at Camplux, customer service is everything! We offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. Have a question? Give us a call at (844) 538-7475.
  • Affordable & Efficient Savings - PCB frequency conversion intelligent control, temperature intelligent adjustment, environmental protection and durability, truly outstanding energy saving. Man-machine dialogue, heating without waiting. This residential constant model saves time, money and energy while producing safe, endless hot water for whole home at an affordable rate.
  • High Thermal Efficiency & High-Rise Wind Resistance-Phosphorus deoxidized copper heat exchanger with high temperature and corrosion resistance technology for full combustion and high thermal efficiency up to 92% . It can resist grade 8 wind speed and 240Pa high anti-wind pressure. Additionally, a wind pressure sensor is added to perceive the external wind force in real time and automatically adjust the fan, flame and maintain stable combustion.
  • On-Demand Tankless Water Heater-Camplux advanced 5.28 GPM high efficiency flow control propane gas tankless water heater delivers 5.28 gallons per minute of on-demand endless hot water to suit medium- and smaller-sized homes. Automatically activates on water pressure between 7.0-150 PSI.

On-demand tankless water heater-Camplux advanced 5.28 gpm high efficiency flow control propane gas tankless water heater delivers 5.28 gallons per minute of on-demand endless hot water to suit medium- and smaller-sized homes. automatically activates on water pressure between 7.0-150 psi. Considerate customer service -here at Camplux, customer service is everything! we offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. have a question? give us a call at (844) 538-7475. Affordable & efficient savings - pcb frequency conversion intelligent control, temperature intelligent adjustment, environmental protection and durability, truly outstanding energy saving. man-machine dialogue, heating without waiting. this residential constant model saves time, money and energy while producing safe, endless hot water for whole home at an affordable rate. High thermal efficiency & high-rise wind resistance-phosphorus deoxidized copper heat exchanger with high temperature and corrosion resistance technology for full combustion and high thermal efficiency up to 92% . it can resist grade 8 wind speed and 240pa high anti-wind pressure. additionally, a wind pressure sensor is added to perceive the external wind force in real time and automatically adjust the fan, flame and maintain stable combustion.

8
8.6
SCORE
EZ Ultra HE Natural Gas Indoor Condensing Tankless Water Heater - Digital Display - Whole Home

EZ Tankless EZ Ultra HE Natural Gas Indoor Condensing Tankless Water Heater

Digital Display, Whole Home

by EZ Tankless
What We like

FREE SHIPPING

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Product Features

  • This heater can be vented horizontally or vertically using 2" Solid Core Schedule 40 PVC/CPVC
  • Capacity Up to 3.4 GPM @ 45F Rise In Ambient Temperature
  • Back-draft prevention device and stainless steel horizontal vent pipe are included.
  • Condensing Technology - The EZ Ultra HE uses exhaust gas to preheat incoming water for added efficiency.

Back-draft prevention device and stainless steel horizontal vent pipe are included. Capacity up to 3.4 gpm @ 45f rise in ambient temperature Condensing technology - the ez ultra he uses exhaust gas to preheat incoming water for added efficiency. This heater can be vented horizontally or vertically using 2" solid core schedule 40 pvc/cpvc

9
8.6
SCORE
Marey Power Pak Plus Tankless Electric Water Heater, 220 VOLT

Marey Power Pak Plus Tankless Electric Water Heater

220 VOLT

by Marey
What We like

Perfect for under the sink (one point of use) installation; requires very low water pressure to activate

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Product Features

  • Only uses electricity when you use it, so you save money
  • Filter on the water inlet that avoids sediments to damage the unit
  • Save up to 60% on electricity bills for water heating
  • Easy management and simple adjustments
  • Allows customer to regulate energy consumption, adapting the product to the homes electric capacity

Allows customer to regulate energy consumption, adapting the product to the homes electric capacity Filter on the water inlet that avoids sediments to damage the unit Easy management and simple adjustments Only uses electricity when you use it, so you save money Save up to 60% on electricity bills for water heating

10
8.6
SCORE
Rinnai V65IN Tankless Water Heater, Large, V65iN-Natural Gas/6.5 GPM

Rinnai V65IN Tankless Water Heater

Large, V65iN-Natural Gas/6.5 GPM

by Rinnai
What We like

Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.

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Product Features

  • Endless hot water for your entire home
  • Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
  • V65iN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only

Endless hot water for your entire home V65in he high efficiency tankless hot water heater - natural gas: indoor installation only Up to 6.5 gpm hot water flow rate (varies by groundwater temp)

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