Our Top 10 Recommendations for Tankless Gas Water Heaters
Up-to-date pricing and reviews for tankless gas water heaters on the market
Bestseller No. 1
Rinnai V65eN Tankless Hot Water Heater, Large
- Max BTU's 120,000
- Max Energy Factor 0.82
- Outdoor Installations
- Meets California and Texas NOx Emissions Standards
- Lightweight and Compact
Bestseller No. 2
Rinnai V65IN Tankless Water Heater, Large, V65iN-Natural Gas/6.5 GPM
- 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)
- Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
- Endless hot water for your entire home
- Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
Bestseller No. 3
Rinnai RU199iN Sensei Super High Efficiency Tankless Water Heater, 11 GPM - Natural Gas: Indoor Installation
- RU199iN Sensei SE+ Super High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
- Up to 11 GPM hot water flow rate (varies by groundwater temp)
- 15,000 BTU (Minimum) / 199,000 BTU (Maximum)
- Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
- Endless hot water for your entire home
Bestseller No. 4
Rheem 240V 2 Heating Chambers RTEX-18 Residential Tankless Water Heater, small, GREY
- 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
SaleBestseller No. 5
Ecosmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating Technology,White
- The product is highly durable
- The product is easy to use
- Manufactured in China
- Copper and stainless components
- Lifetime warranty for residential use
Bestseller No. 6
Camplux CA528 5.28 GPM Indoor Natural Gas Water Heater
- 【Enjoy & Comfortable Constant Hot Water】This residential model is powered by 120 VAC voltage, features imported PCB with precise temperature control, never blow hot and cold in turn, on-demand hot water, double adjustment of water and air, and rising of the third gear making it perfect for a hot shower at home! Camplux CA528 can produce a quick endless hot shower for years to come! Also features an installation hardware pack for easy mounting (φ3" Stainkless Vent Pipe is not included.)
- 【Advanced Safety Features】 CSA certified balanced combustion design required air combustion from the outdoor and the combustion city produced by the smoke forced out of the outdoor to ensure fresh indoor air, safe and reliable use. Features CO multiple protection ensures safety, 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. Automatically activates on water pressure between 7.0-150 PSI.
- 【Smart& Energy Saving】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!
- 【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.
- 【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.
Bestseller No. 7
Rinnai RL94IN, 9.4 GPM, RL94iN-Natural Gas/ 9.4 GPM
- Endless hot water for your entire home
- RL94iN HE+ High Efficiency Tank less Hot Water Heater - Natural Gas: Indoor Installation Only
- Up to 9. 4 GPM hot water flow rate (varies by groundwater temp)
- Circa-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
- Residential Factory - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
Bestseller No. 8
Camplux Tankless Water Heater Natural Gas,3.18 GPM High Efficiency Instant Hot Water Heater with Celsius Digital Display,Residential Natural Gas Water Heater for 2-3 Persons Bathroom Indoor Use,White
- Sleek,Modern,Compact Design -Trendy and modern design with unique black glassy front panel featuring an easy to use LED touchscreen controls with Celsius Digital & Display.The compact size - (L)14.4 x (W)4.7 x (H)25.4 inch tankless water heater saves more space than traditional tanks.
- On-Demand Tankless Water Heater-High water capacity range 0.8 - 4.8 GPM, Camplux high efficiency 3.18 GPM natural gas tankless water heater delivers 3.18 gallons per minute of on-demand endless hot water ensures instant hot water for 2-3 persons home comfortable shower.
- Multiple Protection Ensure Your Safety- Dry combustion,flame failure device, anti-freezing protection, over heating protection to ensure your safety. Fully automatic temperature controls with an energy saving mode and child lock technology.
- Convenient, Easy Installation -Uses standard 1/2" NPT water fittings and comes with 2.3 inch horizontal venting pipe allowing for convenient and quick installation,great for whole home,small cabins and remote apartments use. You can take Camplux customized wall thimble-WT236 for perfect indoor use.
- 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.
Bestseller No. 9
Tankless Water Heater, GASLAND Outdoors BS158 1.58GPM 6L Portable Gas Water Heater, Instant Propane Water Heater, Overheating Protection, RV Camping Water Heater, Easy to Install
- 🎁【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 2.5-110PSI. 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/hour, 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 2.5 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 Firday.
Bestseller No. 10
Noritz NR50ODNG Outdoor Tankless Water Heater, max. 120,000 Btuh, 5.0 Gpm - Natural Gas
- Endless hot water
- Ideal for outdoor applications
- High Efficiency
- Low Nox