10 Best Rv Tankless Water Heaters 2020

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

After analyzing products, scanning reviews, spending more than 36 hours of research and speaking with our test users, we think the Girard 2GWHAM On-Demand Tankless Water Heater is the one of the Best Rv Tankless Water Heater on the market.

# Image Name Brand Price
1
⭐Best Choice
Girard 2GWHAM On-Demand Tankless Water Heater
Girard 2GWHAM On-Demand Tankless Water Heater Check price Girard Prod $$$$$ Check price
2
Best under $200
Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4)
Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted Check price Bosch Thermotechnology $$$$$ Check price
3
Best under $150
Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater
Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater, 3.5KW@120-Volt Check price Ecosmart $$$$$ Check price
4
💲Best value for the money
Water Heater
Water Heater, 110V 3000W Mini Electric Tankless Instant Hot Water Heater with LCD Display for Bathroom Kitchen Washing (US Plug)(Gold) Check price N/A $$$$$ Check price
5 Camptemp Propane Tankless Water Heater Camptemp Propane Tankless Water Heater,1.58GPM/6L Indoor&Outdoor Portable Gas Hot Water Heater.Easy to Install,Low Pressure Startup,Overheating Protection,Digital Display With Shower Head,Lightweight Check price Camptemp $$$$$ Check price
6 Tankless Water Heater Electric ECOTOUCH 9KW 240V On Demand Water Tankless Water Heater Electric ECOTOUCH 9KW 240V On Demand Water Heater Self-Modulating Instant Hot Water Heater ECO90 White ... Check price ECOTOUCH $$$$$ Check price
7 ECOTOUCH Tankless Water Heater Electric ECOTOUCH Tankless Water Heater Electric, 1.5 GPM On Demand Hot Water Heater with Remote Control Digital Dispaly Energy Efficient 5.5kW at 240V, Black Check price ECOTOUCH $$$$$ Check price
8
👑Premium Pick
Suburban SW6DE RV Water Heater Camper Trailer DSI Elec/lp w/White
Suburban SW6DE RV Water Heater Camper Trailer DSI Elec/lp w/White Door Check price Suburban $$$$$ Check price
9
Best under $100
BLACKHORSE-RACING 6L 12KW Portable Tankless Hot Water Heater 2 GPM
BLACKHORSE-RACING 6L 12KW Portable Tankless Hot Water Heater 2 GPM RV's & Campers Propane Gas LPG Check price BLACKHORSE-RACING $$$$$ Check price
10 Tankless Water Heater Tankless Water Heater, GASLAND Outdoors BS158 1.58GPM 6L Portable Gas Water Heater, Instant Propane Water Heater, Overheating Protection, RV Camping Water Heater, Easy to Install Check price GASLAND $$$$$ Check price

Girard 2GWHAM On-Demand Tankless Water Heater – Best Overall Rv Tankless Water Heater

Girard 2GWHAM On-Demand Tankless Water Heater
  • Regulates the burner to maintain the set hot water temperature.Freeze protection - designed for winter Use
  • 42,000 BTUs which provides the optimum performance for an RV's plumbing
  • No special LP gas lines or special plumbing required
  • Quiet brushless motor
  • 12V power operates at less than 3 amps

Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) – Best under $200

Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4)
  • 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

Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater – Best under $150

Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater
  • 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

Water Heater – Best Budget Rv Tankless Water Heater

Water Heater
  • Instant Water Heater---This is a high efficient water heater, which can heat the water to 30-45 degrees in about 5 seconds.(Considering the use environment in severe cold areas may not reach the maximum temperature of 55℃)
  • LCD Digital Temperature Display---This mini electric water heater built in temperature sensor, can transmits the temperature in real time, and displayed on the screen, make the water temperature is clear at a glance.
  • Automatic Temperature Control System---This mini electric water heater can freely adjust water temperature by water flow, the water heater will be automatically energized when the water flow is more than 0.6 liters, and automatically turn off when the water flow is lower than 0.4 liters.
  • Compact Size Design---This mini electric water heater adopts compact size design, that is easy to install and can meet your various needs such as used in some narrow and small space in kitchen, bath room.
  • Matters Need Attention---The operating current of this water heater is 32A, please ensure that you have the circuit breaker which can be used at 32A current, otherwise please do not buy.

Camptemp Propane Tankless Water Heater

Camptemp Propane Tankless Water Heater
  • 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.
  • The propane water heater exchanger and main burner are desinged with advanced combustion technology to decrease gas consumption and burning noise. You will save a lot of money when you use our tankless water heater.
  • Use to campsites, cabins, or simply around the house. Wash your car, Wash your boat, take a hot shower, wash thUse to campsites, cabins, or simply around the house. Wash your car, Wash your boat, take a hot shower, wash the dogs or the horse,RV Cabin Barn Camping.e dogs or the horse,RV Cabin Barn Camping.
  • Energy saving technology. You can get instant endless hot water easily wherever you are.The portable hot water heater suit for the household,offering you a relaxing shower at home.Note:The type of water heater is only suitable for Liquefied Petroleum Gas. Please confirm the gas type before buying!
  • Camptemp portable tankless water heater has compact size and lightweight design allowing for a convenient carrying. Flame failure device, anti-freezing protection, over heating protection can ensure the family safety. Maximum power output 41,000BTU/Hr.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.The maximum temperature raise is 114.8℉(46℃) and the minimum temperature raise is 46.4℉(8℃)。

Tankless Water Heater Electric ECOTOUCH 9KW 240V On Demand Water

Tankless Water Heater Electric ECOTOUCH 9KW 240V On Demand Water
  • 【INSTANT & SUFFICIENT HOT WATER】 Applied with 9kW heating system, the electric water heater supplies instant, consistent and endless hot water of 116℉or higher temp shortly, no waiting for preheat nor fluctuations in temperature, perfect companion for sinks and shower.
  • 【SMART SELF ADJUSTMENT】The hot water heater adjusts power input based on flow rate and temp setting in real time. For example, less power will be applied by the system when waterflow reduced, thus you still get ideal temperature instead of scalding hot water, which means comfortable experience. Optimal energy efficiency of 99.8% saves considerable electric charge.
  • 【UPGRADED HEATING ELEMENT】The ECO90 hot water heater is applied with micro-computer control and patent heating technology. Water is completely separated from electricity by cast aluminum module. It guaranttes no"cold water sandwiching" and avoids any corrosion inside pipes so as to extend service life.
  • 【SAFE AND DURABLE】Applied with multiple protection devices, every piece goes through strict tests to ensure 100% safety. Inner water and electricity lines are designed to run separately so as to avoid leakage or harm of scale build up. Approval by ETL and qualifies for UL, you can expect outstanding performance for years to come.
  • 【CONVENIENT USE】The ECO90 tankless water heater comes with digital display & touch control panel so temp setting is easy job. It's space saving, measuring: 15.8″ H x 11.1″ W x 3.1″ D. Plus it has a stylish, modern design that blends in any location. Please verify it is the right size for you: 9kW@240V; pipes fittings :1/2" NPT.

ECOTOUCH Tankless Water Heater Electric

ECOTOUCH Tankless Water Heater Electric
  • 【INSTANT & SUFFICIENT HOT WATER】Applied with 5.5KW heating system, the electric water heater supplies instant, consistent and endless hot water of 116℉or higher temp shortly, no waiting for preheat nor terrible temp up & down, perfect companion for sinks. Time to get rid of those "lukewarm" toys.
  • 【SMART SELF ADJUSTMENT】The hot water heater adjusts power input based on flow rate and temp setting in real time. For example, less power will be applied by the system when waterflow reduced, thus you still get ideal temperature instead of scalding hot water, which means comfortable experience. Optimal energy efficiency of 98% saves considerable electric charge.
  • 【CONVENIENT USE】The tankless water heater comes with digital display & touch control panel so temp setting is easy job. Now turn on the tap and let the smart unit do the rest, you needn't go through hard lesson about temp setting by a mixer tap without any hint. The Black model comes with Remote control, useful for installation under sink.
  • 【SAFE and DURABLE】Applied with multiple protection devices, every piece goes through strict tests to ensure 100% safe. Inner water and electricity lines are designed to run separately so as to avoid leakage or harm of scale build up. Approval by ETL and qualifies for UL, you can expect outstanding performance for years to come.
  • 【POINT of USE】The sleek tankless water heater is compact as an oatmeal box, making it possible to install anywhere close to outlet and avoid energy waste. It can be mounted horizontally, vertically, obliquely, ideal for kitchen, bar, school, hospital, community and hair salon. Please verify it is the right size for you: 5.5kW@240V; dimensions 11" x 7.5" x 2.35"; pipes fittings :1/2" NPT.

Suburban SW6DE RV Water Heater Camper Trailer DSI Elec/lp w/White – Premium Pick

Suburban SW6DE RV Water Heater Camper Trailer DSI Elec/lp w/White
  • Suburban Water Heater SW6DE
  • 6 gallons
  • LP Gas/Electric
  • Cut Out Dimensions: 12.75" Wide x 12.75" High x 19 3/16" Deep
  • 12,000 BTU Heat Gas and 1440 Watt Electric

BLACKHORSE-RACING 6L 12KW Portable Tankless Hot Water Heater 2 GPM – Best under $100

BLACKHORSE-RACING 6L 12KW Portable Tankless Hot Water Heater 2 GPM
  • √ Easy to use propane tankless water heater was designed for a fast and easy setup.
  • √Instant Endless Hot Water,Ideal for Camper, No Electric Hookup,Trailer, RV, Yacht.
  • √ Lon flame inspection - to automatically shut down gas power under unrexpectable flameout.
  • √ Simple design features that make this outdoor unit easy to use and install as well as unobtrusive if located within view of working or living spaces. Manifold auto protection - for the sake of your safety.
  • √ High efficient energy saving - the heater exchanger and main burner adopt mostly advanced energy-saving and combustion technology to decrease gas consumption and burning noise

Tankless Water Heater

Tankless Water Heater
  • 🎁【Multiple Protection Functions】 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 local professional team to offer you excellent service. If you have any problem, please feel free to contact us from 9:00 am to 6:00 pm by dialing the hotline (844)538-7890 on working days.

Similiar Categories