Best Rated Tankless Gas Water Heater

Our Top 3 Picks

Today is the top-rated Best Rated Tankless Gas Water Heater and we scoured online reviews for it. Clicking on the links will bring you to the products. All I had to do was rank them according to their popularity. We have put together a list of everything you need to know. Only the most successful ones have been chosen to do research in the future.

# Preview Product Rating
1 Rheem 18kW 240V Tankless Electric Water Heater Rheem 18kW 240V Tankless Electric Water Heater No ratings yet
2 Rinnai V75iP Propane Tankless Hot Water Heater, 7.5 GPM Rinnai V75iP Propane Tankless Hot Water Heater, 7.5 GPM
3 EcoSmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating Technology EcoSmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating... No ratings yet
4 Eccotemp i12-NG Tankless Water Heater Eccotemp i12-NG Tankless Water Heater No ratings yet
5 Camplux 5L 1.32 GPM Outdoor Portable Propane Gas Tankless Water Heater With 1.2 GPM Water Pump Camplux 5L 1.32 GPM Outdoor Portable Propane Gas Tankless Water Heater With 1.2 GPM Water Pump No ratings yet
6 Tankless Water Heater, thermomate 5L Portable Propane Gas Hot Water Heater with Overheating Protection, 1.32 GPM, Low Pressure Startup for Camping, 34,000 BTU/Hr, Easy to Install, White Tankless Water Heater, thermomate 5L Portable Propane Gas Hot Water Heater with Overheating... No ratings yet
7 Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater No ratings yet
8 Tankless Water Heater, Camplux Pro 6.86 GPM Outdoor Propane Tankless Water Heater with Advanced High Capacity Flow Control, Residential Gas Water Heater for 3-4 Persons Whole House Tankless Water Heater, Camplux Pro 6.86 GPM Outdoor Propane Tankless Water Heater with Advanced High... No ratings yet
9 Titan N-100 Electronic Digital Tankless Water Heater By Niagara Industries Inc. 29 Years in Business Titan N-100 Electronic Digital Tankless Water Heater By Niagara Industries Inc. 29 Years in Business
10 EcoSmart 8 KW Electric Tankless Water Heater, 8 KW at 240 Volts with Patented Self Modulating Technology EcoSmart 8 KW Electric Tankless Water Heater, 8 KW at 240 Volts with Patented Self Modulating... No ratings yet
11 Flame King Tankless Outdoor Portable Propane Gas 10L 2.64GPM Water Heater 68,000 BTU for Hot Water Shower, RV, Camping, Farm, Cabins Flame King Tankless Outdoor Portable Propane Gas 10L 2.64GPM Water Heater 68,000 BTU for Hot Water...
12 Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) - Eliminate Time for Hot Water -... No ratings yet
13 EZ-Fluid 24' Tankless Water Heater Full Port Gas Flex Line,Yellow Epoxy Coated 3/4'MIP x 3/4'FIP (1'OD) Full Flow,High Btu,Flexible Gas Connector Hose Supply For Commercial,Residential (1 EZ-Fluid 24" Tankless Water Heater Full Port Gas Flex Line,Yellow Epoxy Coated 3/4"MIP x 3/4"FIP... No ratings yet
14 Eccotemp FVI12-LP Liquid Propane Gas Tankless Water Heaters, White Eccotemp FVI12-LP Liquid Propane Gas Tankless Water Heaters, White
15 VIVOHOME 1.6GPM 6L Portable Outdoor Propane Gas Tankless Water Heater Digital Display Overheating Protection RV Camping Water Heater Easy to Install White VIVOHOME 1.6GPM 6L Portable Outdoor Propane Gas Tankless Water Heater Digital Display Overheating... No ratings yet
16 Tengchang 16L Natural Gas Hot Water Heater 4.2GPM Tankless Digital Constant TEMP Boiler with Exhaust Pipe Tengchang 16L Natural Gas Hot Water Heater 4.2GPM Tankless Digital Constant TEMP Boiler with Exhaust... No ratings yet
17 Propane Gas Tankless Water Heater, FOGATTI Outdoor 8.1 GPM, 180000 BTU White Instant Hot Water Heater Propane Gas Tankless Water Heater, FOGATTI Outdoor 8.1 GPM, 180000 BTU White Instant Hot Water... No ratings yet
18 Tankless Water Heater, 12L 3.17 GPM Instant Heating Natural Gas Water Heater with Constant Temperature, Indoor, Automatic Smoke Evacuation Water Heater Tankless Water Heater, 12L 3.17 GPM Instant Heating Natural Gas Water Heater with Constant... No ratings yet
19 Flexible Stainless Steel Corrugated Water Heater Connector,Hot and Cold Color Coded,3/4' FIP x 3/4' FIP, 24' Length (2 Pack) Flexible Stainless Steel Corrugated Water Heater Connector,Hot and Cold Color Coded,3/4" FIP x 3/4"... No ratings yet
20 Eccotemp Luxé 1.85 GPM Portable Outdoor Tankless Water Heater w/ EccoFlo Diaphragm 12V Pump and Strainer Eccotemp Luxé 1.85 GPM Portable Outdoor Tankless Water Heater w/ EccoFlo Diaphragm 12V Pump and... No ratings yet

It took us a long time to research the most relevant Rated Tankless Gas Water Heater. After reading all of the resources, here are some of the top-rated products that you can learn more about, as well as where they are heading with their newest products in modern times. We were able to find the most reliable models on the market.

Best Rated Tankless Gas Water Heater

Tankless Water Heater Natural Gas, Camplux Gas Hot Water Heaters Whole House, 6.86 GPM, Outdoor

$699.99  in stock
2 new from $699.99
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Instant Hot Tankless Water Heater-Camplux advanced 6.86 GPM high capacity flow control natural 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℃).
  • Saving Energy & Money-Maximum power output 180,000btu/hour,Camplux natural gas tankless water heater only activiates with max energy factor of 0.82 for natural gas when use. Low NOx emission levels, average 9.5ppm for environmental protection.
  • Easy Outdoor Installation - It won't take up your indoor space, keeping your home more airy and having a more comfortable living experience. The water heater includes digital remote control with a 3.3 feet cable for convenient flow control.
  • 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.

EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

$299.00
$223.06
 in stock
20 new from $149.99
2 used from $186.34
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Endless On-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
  • Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 11.5 x 8 x 3.75 inches
  • Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used.
  • EcoSmart ECO 11 Sizing; 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications; provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution

Tankless Water Heater, thermomate 5L Portable Propane Gas Hot Water Heater with Overheating Protection, 1.32 GPM, Low Pressure Startup for Camping, 34,000 BTU/Hr, Easy to Install, White

$139.99  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • [2.5 PSI Water Pressure Startup] Equipped with a magnetic water flow sensor, allowing the unit to work at low water pressure, stable water flowing to meet a wide range of usage for those in water shortage areas, including rural areas, RV's and Boats.
  • [Instant Hot Water On Demand] Rated at 1.32 GPM, this water heater provides endless hot water on demand and only as needed, no need to preheat making it more efficient and energy-saving, saving up to 50% on water heating costs. 
  • [Multi Safety Protection] Anti-freezing apparatus draining the stock water to avoid damage of freezing under cold areas to the machine itself or in case of a long time no use. Featuring overheating and flameout protection, the gas supply will shut off automatically under unexpectedly flame out or high water temperature over 176 °F.
  • [Compact Exquisite Design] Compact and space-saving design with minimal noise output which is portable for outdoors.  A great partner for camping and road trips bringing an amazing hot shower for you when you are camping, hiking, fishing, beaching, etc. Besides, you can also wash your pets with this tankless water heater, or provide hot water for the swimming pool.
  • [Easy to Install] Equipped with 1/2" BSP water fittings and manual water temperature controls make it easy to install and use. Please verify it's the right size you need: net weight 10.4lb; size 13.4(L)x4.7(H)x11.6(W); maximum power output 34,000btu/hour (10kW). Work with a 0.4PSI gas regulator (included).

Camplux 5L 1.32 GPM Outdoor Portable Propane Gas Tankless Water Heater With 1.2 GPM Water Pump

$219.99  in stock
2 new from $219.99
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • CSA approved portable tankless water heater for US &Canada markets. Lowest water pressure start up just need 3.0 PSI! Also works great with Camplux 12V 1.2 GPM water pump. You don't need buy extra accessories,you can get 2 pcs extension hose and fittings,complete pump package all in one.
  • Wide comfortable water temperature range from 8℃-46℃ (46.4℉-114.8℉), 1.32 gallons per minute of hot water output, you can get instant on-demand hot water easily .
  • Compact and lightweight size tankless water heaterwith folding handle keeps it out of the way, allowing for a convenient set-up outdoors,great for off-grid,road trips,camping trips.
  • Flame failure device, anti-freezing protection,over heating protection,oxygen depletion safety shut-off protection always ensures you wonderful and safety outdoor showers.To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. The tankless water heater will "caught on fire "with improper operation. Always check gas leakage before operation.
  • The tankless propane water heater comes with high efficiency combustion technology to decrease gas consumption and burning noise, structure with 11.5% energy saving technology,you can saving more energy and money

Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted

$219.25  in stock
3 new from $219.25
5 used from $195.67
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • CONVENIENT HOT WATER HEATER: 7 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 17.5 W x 17.5 H x 14.5 D Inches
  • INSTALLED VERTICALLY OR HORIZONTALLY: This larger model can be mounted vertically (5.1 gal. of water supply) or horizontally (7 gal. of water supply)- vertical orientation is installed with the cold and hot lines on top of the unit
  • RELIABLE WATER SOURCE: Easily hard-wire the 7-gallon model to provide the on-demand reliable water source your home or office needs
  • IMPORTANT INFORMATION: Heating capacity of 1440 watts and a temperature range of 65-145°F max. Operating pressure-150 psi. Water fittings-3/4 inch Male NPT. Electrical requirements (Amp 12A/Volts 120)
  • EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included for vertical orientation only); simply tap into the cold water line and install the water heater directly at the sink to provide hot water

EcoSmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating Technology

$499.00
$429.72
 in stock
14 new from $399.99
3 used from $343.86
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • The product is highly durable
  • The product is easy to use
  • Manufactured in China
  • Amperage (amps): 75. Activation flow: 0. 3 GPM. Flow Rate @ 35 F Rise (gallons/min): 3. 51 gal (US)/min
  • The product works and is compatible with 2 X 40 AMP (DP) breakers and 2 X 8 AWG wire

Tengchang 16L Natural Gas Hot Water Heater 4.2GPM Tankless Digital Constant TEMP Boiler with Exhaust Pipe

$239.95  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • This electric water heater features instant heating, tankless and constant temperature control. With protection against dry heating and over-temperature protection. It is safe, energy-saving and long lifespan, providing you and your families more comfortable bathing experience.
  • Material: Plastic + Metal Exhaust temperature:Maximum 392°F Heating Material: nickel-chromium alloy liner
  • Rated Voltage: AC 110V / 60Hz Rated Heat Input Power: 32kW Rated Hot Water Output: 16L/min Electrical Rating: 36W
  • Gas Pressure: 2000Pa Rated water pressure: 0.02-0.8Mpa Gas pipe: G 1/2'' Water Inlet: G1/2'' Water Outlet: G1/2''
  • Waterproof rating: IPX4 Support thermostat: Yes Style: Vertical

Tankless Water Heater Natural Gas, Camplux 6.86 GPM Gas Water Heater, Instant Hot Water Heater for Whole Home, Indoor, Gray

$699.99  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • 6.86 GPM Instant Constant Hot Water- Camplux 26 litre tankless water heater is powered by 120 VAC voltage, features imported PCB with precise temperature control, never blow hot and cold in turn, making it perfect for on-demand hot shower at home. The water heater produce a quick endless hot shower for whole house.
  • Convenient, Easy Installation-6.86 GPM hot water is activated by water flow rather than water pressure,automatically activates on water pressure between 7.0-150PSI. Minimum activation rate: 0.65 GPM; Maximum input rating: 180,000 BTUs; Gas Water connection location/size: Bottom/ NPT 3/4″.
  • S/S Burner, Thermal Efficiency Up to 89.98%-The tankless gas water heater comes with CSA certified balanced combustion design, v-type stainless steel burner,high heating efficiency up to 89.98 %. PCB frequency conversion and temperature intelligent control, heating without waiting. This residential constant model saves time, money and energy while producing safe, endless hot water for whole home.
  • Direct-Current Frequency Conversion Fan-The gas water heater comes with a direct-current frequency conversion fan. The water heater can resist level 8 strong wind and you no need to worry about the water pressure in high floors.
  • Considerate Anti-Scalding Protection-The tankless water heater equipped with anti-scalding function to avoid the problem of excessively high setting temperature (causing burns ) caused by children's wrong operation.Therefore, it is impossible to set a temperature exceeding 122 ℉ under normal working conditions. The water valve needs to be closed to make the water heater in standby status before you set the temperature above 122 ℉.

Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater

$599.00  in stock
5 used from $406.10
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Sleek and compact design with digital output temperature display
  • ECOSMART tankless water heaters are 99.8-percent energy efficient
  • Manufactured in United States
  • Pipe Fittings:3/4 inch NPT
  • Required Breaker:4 x 40 A

EcoSmart 8 KW Electric Tankless Water Heater, 8 KW at 240 Volts with Patented Self Modulating Technology

$279.00
$249.24
 in stock
10 new from $249.24
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • The product is highly durable
  • The product is easy to use
  • Manufactured in China
  • Heating elements are durable and are threaded for easy replacement
  • Activation Flow - 0.3 GPM

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

$418.18  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • 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.
  • Easy to read digital temperature display, on a compact and space-saving design with minimal noise output.
  • Safe electronic ignition system; plugs into standard 120v electrical outlet with UL-listed cord.
  • Uses standard 1/2" NPT water fittings and is equipped with easy to use manual water temperature controls.

Gateenon 12L 3.2GPM Tankless Water Heater Propane - LPG Liquid Propane Gas Instant Hot Water Heater with Digital, Portable, for Outdoor Camping RV Shower Home

$199.99  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Safety, More Protections - Tankless Water Heater Propane With Over-Heating, Anti-Frozen Protection And LED Indicator, Double Filter, Full Inspection,1 Year Warranty, Ensure Taking Shower In Safe.
  • More User-Friendly Details, More Better In Using - 2MM Thickness Front Panel, Anti-Scratch Protection Of Back Panel, Copper Valve, Stainless Steel Hose; Customer Requires Response Within 24 Hours.
  • Complete Parts, Convenient - Complete And Full Parts, Clearly Label; 3PCS Water Filter Keep Gas Instant Water Heater Long-Life. 1.1M(3.6Inch) Water Hose,1.5M(4.9Inch) Gas Hose, Use Conveniently.
  • More Applications - The LPG Tankless Water Heater Perfect To Outdoor Shower, Portable Pet Shower In Yard, RV, Beach Bathing Box, Camping, Hunting Cabins, Boats, Kid Pools, Or Just Around Your House.
  • Easy Install, Spec - Water Heater Tankless Propane Without AC Power, Installed 2PCS D Cell Batteries (Excluded), Easy To Install; Gas Supply:Liquid Propane Gas; Water Temperature: 50-140 Fahrenheit.

Rinnai V75iP Propane Tankless Hot Water Heater, 7.5 GPM

$924.74  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
  • Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
  • Optimal Water Pressure: High-performance up to 7.5 GPM hot water flow rate for a powerful, constant stream
  • Enhanced scale detection lessens possibility of serious, long-term damage to unit
  • Guaranteed to Last: 10-, 5-, and 1-year residential factory warranty for heat exchanger, labor, and parts, respectively

EZ-Fluid 24" Tankless Water Heater Full Port Gas Flex Line,Yellow Epoxy Coated 3/4"MIP x 3/4"FIP (1"OD) Full Flow,High Btu,Flexible Gas Connector Hose Supply For Commercial,Residential (1

$29.55  in stock
2 new from $29.55
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • EZ-Fluid Stainless Steel Corrugated Flexible Natural Gas Hose Connector Suppy Line Has Yellow coated polymer exterior for extra protection and flexibility
  • EZ-Fluid (1"OD) 3/4" MIP x 3/4" FIP Stainless Steel Corrugated Yellow Epoxy Coated Gas Flex,Flexible Natural Gas Connector Hose Supply Line. CSA certified and ideal for indoor and outdoor use
  • Supply up to 290K btu/hr High BTU,High Full Flow.Fits on 3/4" FIP Gas valve or 3/4" Flare x 3/4" FIP Gas Valve
  • Application For residential/commercial tank and Gas tankless ,Hot water Gas heater, boiler ,Gas Pipe and more
  • The corrosion-resistant yellow coating protects the product from exposure from harsh weather and certain chemicals

Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray

$615.03  in stock
8 new from $579.58
8 used from $387.00
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • ON/OFF Dial Control with adjustable digital temperature display
  • Self-modulating power control
  • 24kW Model Flow Rate: up to 5.9 GPM for RTEX-24
  • Bottom 3/4" NPT water connections
  • On demand, consistent and continuous hot water

Eccotemp 10 Liter Portable Tankless Water Heater

$314.99  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Spreetail is Eccotemp's Exclusive Authorized Reseller- to ensure you receive our quality products
  • Lightweight, easy to carry, and compact, makes using it for camping, hunting, in your Tiny Home, RV’s, Poolside, Washing Pets, Equestrian, Cleaning Vehicles, Greenhouses or anywhere else that you need instant reliable endless hot water
  • Runs on a standard 20 lb. Liquid Propane tank and is equipped with an electronic ignition. Powered by 2 “D” cell batteries, making it ideal for on-the-go
  • Features a safety shut-off that is activated when the unit runs longer than 20 minutes or is tilted more than 45 degrees in either direction
  • Low pressure activation of 20 PSI and is easy to connect to any standard garden hose

Camplux 5L Outdoor Portable Water Heater, 1.32 GPM Tankless Propane Gas Water Heater for RV, Camping, Barns, White

$159.99  in stock
2 new from $159.99
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • CSA Safety Standard -CSA safety standard approved portable tankless water heater,flame failure device, anti-freezing protection, over heating protection to ensure the family safety. Automatically decrease water pressure between 3.0-110 PSI. The anti-freezing drain plug can discharge the residual water to avoid freezing in cold areas or in case of long time no use. The water heater will shut off automatically when high water temperature protection over 176 °F.
  • Lightweight Portable Design-Compact size weights 10 lbs with portable handle for easily carry. Hang it using the mounting bracket on the top/back of the gas water heater. It only takes you a 15 minutes to install the propane water heater.
  • Instant Hot Water- Maximum power output 28,000btu/hour, you can get 1.32 gallons instant endless hot water easily wherever you are. No need to preheat before operating the tankless water heater. As soon as you turn on the tap, the water flows with your desired temperature.
  • 3.0 PSI Water Pressure Startup -Equipped with a magnetic water flow sensor, the tankless water heater can be widely applied for rural areas, RV's and Boats.The tankless propane water heater lights when water pressure between 3.0-110 PSI, low water pressure is perfect for campings and remote cabins.
  • Important Tips -To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. The tankless water heater will "caught on fire "with improper operation. Always check gas leakage before operation.

Excel Tankless On-Demand Gas Water Heater VENTFREE – Propane (LPG) - Low Water Pressure Startup

$199.00  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • PROPANE LPG GAS UNIT
  • "Low Water Pressure" Startup Technology
  • Starts with only 2 PSI of Water Pressure - Amazon Exclusive
  • Exclusive - Vent-Free Technology No expensive Flue required Amazon Exclusive
  • Compact size: front 11.5” - depth 6” – height 16”

Eccotemp L5 1.5 GPM Portable Outdoor Tankless Water Heater

$199.00
$152.00
 in stock
28 new from $152.00
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Being Designed and developed in Summerville SC USA, The Eccotemp L5 is the only legal CSA Certified portable tankless water heater on the market that can legally be sold in the US and Canada!
  • Lightweight, easy to carry, and compact, makes using it for camping, hunting, in your Tiny Home, RV’s, Poolside, Washing Pets, Equestrian, Cleaning Vehicles, Greenhouses or anywhere else that you need instant reliable endless hot water perfect for hot water anywhere you need it.
  • Runs on a standard 20 lb. liquid propane tank and is equipped with an electronic ignition. Powered by 2 “D” cell batteries, making it ideal for on-the-go. Make the L5 even more convenient and pair it with the EccoFlo 12v water pump, allowing you to have hot water in the most remote locations!
  • Real, appointment based dedicated support available M-F, 8am-8pm EST. Eccotemp also offers live chat and 24/7 self help desk to keep you in HOT WATER. With educated technical support, manuals, troubleshooting all available at your fingertip you’ll have peace of mind when purchasing an Eccotemp product.
  • Rated at 1.5 GPM the L5 can produce hot water with water pressure as low as 20PSI and achieve temperatures ranging from 50-140 degrees F. Simply adjust the water and gas flow to achieve your desired temperature.

Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater, 3.5KW@120-Volt, 6 x 11 x 3 Inch

$199.00
$189.71
 in stock
10 new from $184.98
7 used from $150.27
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Can provide hot water for one sink at 0.5 GPM in warmer climates
  • Requires 1 x 30 amp breaker and 10 AWG wire
  • For one sink at 0.5 GPM in colder climates the POU 6 is recommended
  • Amperage Draw 29 amp. kW - 3.5 kW
  • Connection Fittings 1/2" NPT

Twinkle Star 3/4 Inch IPS Isolator Tankless Water Heater Service Valve Kit, with Pressure Relief Valve, Clean Brass Construction

$56.99  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Twinkle Star 3/4 Inch Isolation Kit involves hot and cold valves 500WOG with 1/4 red and blue handles for easy identification and use. Integrated drain valve with brass safety cap for easily maintenance. Equipped with full port ball valve for better flow rate.
  • Superior Integrated Design: This complete kit made from lead free heavy duty brass for years of usage. One-piece forged brass body effectively prevents any leakage or dripping. The main isolation valve set is factory tested to be leak-free so that your heater can be maintained periodically during each flushing sequence.
  • Certification: The components are certified lead free. You will also find CSA certifications on the water flex and the gas flex as a proof of their authenticity. Meets all federal & state standards for lead levels in drinking water system components.
  • Widely Use: The tankless kit works with all 3/4 inch size is suitable for most U.S. residential usage, both residential and commercial gas tankless water heater brand such as Noritz, Rinnai, Rheem, Takagi, Navien and so on.

Tankless Water Heater, Camplux 2.64 GPM Outdoor Propane Gas Water Heater with 4.33" Rain Cap, Camping Shower, White

$299.99  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • 2.64 GPM Instant Water Heater- Rated at 2.64 GPM, this propane hot water heater provides endless hot water on demand, it’s more efficient and energy-saving, saving up to 50% on water heating costs.
  • Easy Installation -The tankless propane water heater comes with a 4.33" stainless steel rain cap. It only takes you a few minutes to get 2.64 gallons per minute of instant hot water. The propane gas water heater lights when water pressure between 3.0-110 PSI, low water pressure is perfect for campings and remote cabins.
  • CSA Safety Testing Standard -Flame failure device, anti-freezing protection, over heating protection to ensure the family safety. The anti-freezing drain plug discharges the residual water to avoid freezing in cold areas for long-time maintenance. Gas supply automatically shut off when high water temperature protection over 167 °F.
  • Power Efficient & Energey Saving -Maximum power output 68,000btu/hour, you will get instant hot water easily wherever you are. Compact and lightweight structure with 11.5% energy saving technology. The propane gas water heater exchanger and main burner are desinged with advanced combustion technology to decrease gas consumption and burning noise.
  • Important Tips -Always check gas leakage before operation. To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. The tankless water heater will "caught on fire "with improper operation.

Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY

$281.00  in stock
7 new from $281.00
1 used from $249.99
Amazon.com
as of June 1, 2022 9:14 am

Features

  • External adjustable digital thermostatic control with LED display (+/1 degree accuracy
  • Durable Copper immersion two heating elements, field Serviceable.Self-modulating power control
  • Simple installation – 1/2 NPT adapters included; side 1/2 inch Compression water connections
  • 99.8% energy efficient. External controls to adjust temperature in increments of 1°f. Water-Saver Shower Head – 1.5 GPM
  • Threaded for easy replacement, simple installation, digital temperature display 54 A. 13kW Model Flow Rate: up to 3.17 GPM

Stiebel Eltron Tankless Water Heater – Tempra 24 Plus – Electric, On Demand Hot Water, Eco, White, 20.2

$744.00  in stock
9 new from $698.00
1 used from $575.00
Amazon.com
as of June 1, 2022 9:14 am

Features

  • CONTINUOUS FLOW – Advanced Flow Control patented technology invented by Stiebel Eltron, automatically maintains water temperature for constant comfort. It’ll reduce flow slightly if hot water demand exceeds capacity. Hot showers will never be interrupted again
  • SPACE & ENERGY SAVER – Its small, sleek white design saves space yet still provides endless hot water for your whole house, and no venting is required. Eco friendly unit saves energy with auto-modulation and the ability to electronically control water flow. Savings monitor even shows how much you save on energy costs
  • EASY OPERATION – Electronic switch activates the hot water heater and it’s noise free while in use. Has a digital temperature display and preset temperature and memory buttons, while the interior solid copper heating system does all the power work
  • TEMPRA 24 PLUS – This specific model is 24kW, 240V, requires a min recommended electric service of 150 A, and offers an output water temperature of 68° to 140°F. Check our guides below to compare features of our various Trend and Plus models, each available in different kW levels
  • WARRANTIES INCLUDED – Stiebel Eltron’s top-rated electric tankless water heaters perform with the highest standards for comfort and reliability. Our 7-Year Leakage and 3-Year Parts Warranties are included with purchase

VIVOHOME 1.6GPM 6L Portable Outdoor Propane Gas Tankless Water Heater Digital Display Overheating Protection RV Camping Water Heater Easy to Install White

$149.99  in stock
1 used from $119.99
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • POWER EFFICIENT - The flow rate is 6L/min, which means, 1.6 gallons of hot water can be output per minute; It consumes low energy but is very efficient, which can save your energy costs and meet your various needs at the same time( It can only be installed vertically and you should try to use the product in a ventilated place.)
  • CONVENIENT - The applicable water pressure is from 3~145 PSI(≥0.8GPM); If the water pressure is below 3 PSI, the water heater cannot be ignited; The water temperature is displayed in degrees Fahrenheit(℉), which conforms to the American usage; Equipped with a portable handle, it is very convenient to use outdoors
  • SAFETY PROTECTION - The safety of the propane water heater is a vital thing that should be pay special attention to; Our product has more than 6 protection methods: overheating protection, antifreeze protection, flame-out protection, anti-dry protection, high water pressure protection and low water flow protection, which prevent the product from doing harm to users, thus providing comfortable, safe and reliable bathing conditions
  • ENERGY SAVING - With automatic ignition and flame-out modes, when you turn on the shower nozzle, the tank-less water heater automatically ignites, and when you turn off the shower nozzle, the water heater automatically extinguishes the flame; With this unique design, our on demand water heater can save energy and ensure your safety at the same time
  • WIDE APPLICATION - Our gas water heater is mainly used for outdoor hot showers, great for camping, trip to beaches or family vacations on mountains, in cabins, etc.; There is no longer cold outdoor shower, our water heater provides you a safe and comfortable hot shower at anytime and anywhere; There is a cover on top of it to prevent dust and leaves from falling in when outdoors

Rheem 18kW 240V Tankless Electric Water Heater

$429.32  in stock
10 new from $427.00
2 used from $320.25
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • External digital thermostatic control with LED display (+/1 degree accuracy)
  • Most advanced self-modulation, adjust power to meet hot water demand
  • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
  • Simple installation – bottom 3/4 inch NPT water connections
  • Threaded for easy replacement, simple installation, digital temperature display

Flexible Stainless Steel Corrugated Water Heater Connector,Hot and Cold Color Coded,3/4" FIP x 3/4" FIP, 24" Length (2 Pack)

$26.99  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • SUPERB CRAFTSMANSHIP:This stainless steel water hose is a corrugated hose, more flexible and no kinking.Fits snugly, no leaks.Red for hot water and blue for cold water.
  • EASY INSTALLATION:Our corrugated stainless steel flexible water Line can easily connect to normal household water heaters. It has FIP connectors on each end. The 3/4" NPT connection is perfect for your water heater and water softeners.
  • DURABLE: This water heater connector 3/4" FIP is made of premium grade 304 stainless steel.It can withstand high pressure up to 250 PSI without bursting.
  • LEAD FREE: North America Quality Insurance.AB-1953, NSF-61 certification and UPC/CUPC approved.
  • 10-YEAR WARRANTY:Please purchase with confidence,if you have any issue with our corrugated stainless steel water heater connector, simply email us.

MAREY GA5FLP 1.32 GPM, 34,120 BTU's LP Gas Flow Activated Tankless Water Heater, White

$189.99  in stock
3 new from $189.99
2 used from $81.78
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • ECO-FRIENDLY WATER HEATER: Save energy using less gas during the warm months with the Marey Tankless Liquid Propane Gas Water Heater; Color: White; Weight: 10.14 pounds
  • BATTERY POWERED: Tankless water heater starts with pulse ignition powered by (2) D batteries (not included); No cords necessary
  • AUTOMATIC SHUT-OFF: Multiple safety sensors, such as auto cut-off, automatic ignition, anti-dry combustion, over-pressure, overheating, flameout protection, and twin solenoid valves
  • TEMPERATURE CONTROL: Ideal for indoor use in apartments, cabins, and tiny homes; Control your temperature year-round with the convenient summer/winter switch; Not recommended for elevations above 2,000 feet
  • FEATURES: 1.32-GPM heater is activated by water flow rather than water pressure; Minimum activation rate: 0.65 GPM; Maximum input rating: 34,120 BTUs; Minimum temperature: 6.80 to 66 degrees Fahrenheit; Water connection location/size: Bottom/0.5-inch NPT

Ecosmart ECO 24 24 KW at 240-Volt Electric Tankless Water Heater with Patented Self Modulating Technology, 17 x 17 x 3.5

$502.33  in stock
3 new from $502.33
3 used from $294.92
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Lifetime warranty
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Never run out of hot water with an ECOSMART tankless water heater
  • Patented Self Modulating Technology and design.Activation flow 0.3 GPM
  • ECOSMART tankless water heaters are 99.8-percent energy efficient

Flame King Tankless Outdoor Portable Propane Gas 10L 2.64GPM Water Heater 68,000 BTU for Hot Water Shower, RV, Camping, Farm, Cabins

$219.95  in stock
1 used from $207.83
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Fully adjustable control knobs and visual digital meter - Winter/Summer Setting, MIN/MAX Gas Setting, MAX/MIN Water Flow Rate Setting, Digital Water Temperature Meter
  • Durable steel cased water heater designed to last
  • ON/OFF water control shower head and 4.5 Feet of Stainless Steel Wrapped Hose to avoid kinks and punctures.
  • Regulator and 4.5 ft. hose included for use with a BBQ propane tank (QCC1 Type-1 Valve
  • Delivers 68,000 BTU per hour at high output setting.

Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted

$217.16  in stock
5 new from $217.16
1 used from $299.95
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • CONVENIENT HOT WATER HEATER: 4 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 13.75 W x 13.75 H x 13.5 D Inches
  • LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)
  • INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
  • FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
  • EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water

Tankless Water Heater, thermomate 16L Outdoor Propane Gas Water Heater, Overheating Protection, 4.23 GPM Instant Water Heater for Camping, 0.7 PSI Low Water Pressure Startup, White

$329.99  in stock
Amazon.com
as of June 1, 2022 9:14 am

Features

  • 16L Instant Hot Water-Rated at 4.23 GPM, maximum power output can reach 109,000 BTU/Hr. No need to preheat, providing endless hot water on demand and activates only when in use. Perfect for camping, hiking, fishing, beaching, road trip, etc.
  • Multi Safety Protection-Anti-freezing apparatus draining the stock water to avoid damage of freezing under cold areas to the machine itself or in case of a long time no use. Featuring overheating and flameout protection, the gas supply will shut off automatically under unexpectedly flame out or high water temperature over 176 °F.
  • 0.7 PSI Low Water Pressure Startup- 2 magnetic water flow sensors, ensuring the unit work at low water pressure and stable water flowing to meet a wide range of usage for those in water shortage areas.
  • Lightweight Portable Design-The portable design frees up valuable storage space, a great partner for camping and road trips. Please verify it's the right size you need: net weight 23.4lbs; size:25.6‘’(L)x7.5‘’(H)x15.7‘’(W).
  • Fully Equipped-Only 5 minutes, fully accessories will complete all the installation for you. What's more, customer service will handle any question you meet in use within 24 Hr.

Tankless Water Heater, GASLAND Outdoors BE158B 1.58GPM 6L Portable Gas Water Heater, Instant Propane Water Heater, Overheating Protection, Easy to Install, Use for RV Cabin Barn Camping Boat, Black

$189.99
$169.99
 in stock
2 new from $169.99
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • 【CSA Approved Safety 】CSA approved Gasland tankless water heater, safe as per Canadian and US Standard. Flame failure device, anti-freezing protection, over heating protection to ensure the family safety. Automatically decrease water pressure between 3.6-110PSI. The anti-freezing drain plug can discharge the residual water to avoid freezing in cold areas or in case of long time no use. High water temperature protection over 167 °F. Shut off gas supply automatically under unexpectable flameout.
  • 【Lightweight Portable Design】 Compact size and lightweight design for easily carry. It can bring a amazing hot shower for you when you are camping, to the beach, etc. Also you can wash your pets with this tankless water heater in outdoor. Hang it using the mounting bracket on the top/back of the gas water heater. It only takes you a few minutes to install it. Or you can install it according to the instructions.
  • 【On Demand Hot Water】 Maximum power output 41,000BTU/Hr, get instant endless hot water easily wherever you are. No need to preheat before using tankless water heater. As soon as you turn on the tap, the water flows with your desired temperature. Low water pressure start up, just need 3.6 PSI of water pressure. 1.58 gallons per minute of on-demand hot water. Fully adjustable heat and water flow.
  • 【Energy Saving】 Compact and light weight structure with 11.5% energy saving technology. The propane water heater exchanger and main burner are desinged with advanced combustion technology to decrease gas consumption and burning noise. You will save more when you use our tankless water heater.
  • 【Excellent Customer Service】We have professional team to offer you excellent service. If you have any question, please feel free to contact us from Monday to Friday.

Rinnai V94eP Propane Tankless Hot Water Heater, 9.8 GPM

$1,085.65  in stock
5 new from $1,085.65
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
  • Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
  • Optimal Water Pressure: High-performance up to 9.8 GPM hot water flow rate for a powerful, constant stream
  • Enhanced scale detection lessens possibility of serious, long-term damage to unit
  • Guaranteed to Last: 10-, 5-, and 1-year residential factory warranty for heat exchanger, labor, and parts, respectively

Rinnai RL94eN Natural Gas Tankless Hot Water Heater, 9.8 GPM

$1,525.61  in stock
6 new from $1,525.60
Free shipping
Amazon.com
as of June 1, 2022 9:14 am

Features

  • Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
  • Optimal Water Pressure: High-performance 9.8 GPM hot water flow rate for a powerful, constant stream
  • Instant Heating: Circ-Logic technology enables recirculation patterns that coincide with your typical habits; Wi-Fi monitoring creates hot water on demand
  • Guaranteed to Last: 12-, 5-, and 1-year residential and 5-, 5-, and 1-year commercial factory warranty for heat exchanger, parts, and labor respectively

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