9 Best Propane Tankless Water Heater Consumer Reviews

The propane tankless water heater is in high demand as it saves energy and fuel while heating water.  Such heaters are more efficient than gas water heaters and electric water heaters as they heat the water as per your needs and convenience.

Best Propane Tankless Water Heater

Propane Tankless Water Heater

There are more worthy brands for those types of heaters. But we are telling you about the best propane water heater as follows:

1. EcoSmart ECO 11 Electric Tankless Water Heater

Propane Tankless Water Heater

The energy-saving water heater can save up to 50% energy cost due to its self-modulating technology. With this technology, the heater can instantly detect the temperature and flow of water.

It can provide endless hot water on demand as it has an electrical heating unit which is the best thing you will not see in the traditional water heater.

It saves space as it can be installed anywhere in the home, bathroom, office, sink, and multiple point-of-use applications.

You can control the temperature of hot water by using the digital temperature control which is under a limit of 80 – 140° F.

It saves time and money by cutting down heating time. The durable water heater’s all parts are made of stainless steel or copper.

Pros
  • Saves up to 50% of energy cost due to the advanced self-modulating technology.
  • Parts are made of stainless steel or copper.
  • Space saver, compact design.
  • Digital temperature control.
  • Lifetime warranty.
Cons
  • ‘Point of Use’ design.
  • A professional plumber is required for installation.
  • 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

2. Rinnai V53DeP Tankless Water Heater

Propane Tankless Water Heater

The outdoor propane tankless water heater provides endless hot water up to 5.3 GPM. It works nicely at different temperature levels of groundwater.

It suits small homes and takes up a small space due to its compact design. What is another specialty about this heater is the ThermaCirc360 technology which recirculates the hot water faster.

It saves space of 16 sq. foot as it can be installed even in the smallest places like the closet, attic, and under the roof.  All parts of the heater can be easily exchanged due to their replicability. It has a 20 years warranty on the exchange.

The heater comes with the Control-R 2.0 mobile app.  The app lets you set your schedules and times throughout the day.  You can put the settings on the vacation mode as per your convenience.

It saves up to 40% of energy.

Pros
  • Endless hot water up to 5.3 GPM.
  • Compact design and saves space up to 16 sq. ft.
  • ThermaCirc360 technology for the fast flow of the hot water.
  • All parts are swappable, 20 years warranty on the exchanger.
  • Control-R 2.0 mobile app.
Cons
  • Fits only for small homes.
  • Bit expensive.
  • 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 5.3 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

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3. Camplux 5L 1.32 GPM Outdoor Portable Propane Tankless Water Heater

Propane Tankless Water Heater

It is the ideal water heater for outdoor activities.  It has a 1.32 GPM capacity of endless on-demand hot water. It only requires 3.0 of water pressure.

It fits anywhere due to its compact design and portable folding handle.   For safety, it has a well-protected gas chamber along with a preserver.

Comes from the well-known brand Camplux, it has offered other safety features such as flame failure device, overheat protection, oxygen depletion safety shut off protection, and anti-freezing protection.

 The propane on-demand tankless water heater has an operating propane gas pressure of 0.4PSI. It can work nicely with modified water systems with a 12-volt water pump.

It can be used at non-electricity places as it works with 2 “D” cell batteries.

Pros
  • Ideal hot water for outdoor activities such as camping, family vacations, trekking, on the beach, etc.
  • Requires only 3.0 of water pressure.
  • Compact design with a portable folding handle.
  • Safety features- flame failure device, overheat protection, oxygen depletion safety shut off protection, and anti-freezing protection.
  • Works in non-electricity areas due to 2 “D” cell batteries.
Cons
  • Not for drinking water.
  • Untight propane hose fitting.
  • Lightweight, Compact & Portable Design: The 10 pounds lightweight portable water heater's folding handle keeps it out of the way and enables easy setup outside.
  • Flow Rate & Temperature Specification: The temperature raise is 114.8℉ (46℃) at its highest point and 46.4℉ (8℃) is at its lowest point of 1.32 GPM. Also, 1.32 gallons of hot water can be produced per minute at the flow rate of 1.32 GPM.
  • Versatile Applications: The lowest water pressure at beginning for the water heater is 3.0 PSI. For off-grid and rural areas, this hot water generator powered by two size D batteries is ideal. No more chilly outdoor shower anymore.
  • 6-in-1 Protection & CSA Safety Approved: This tankless water heater is CSA Approved with anti-freezing protection, over-heating protection, low water flow protection, dry combustion protection, high water pressure protection and flame failure device.
  • Installation Instruction & Package Content: This Camplux AY132 heater comes with 1-year guarantee, 5 feet premium on/off shower head, 5 feet gas regulator, 1 set US-standard garden hose, and 1 installation hardware pack. Setting up this propane water heater simply takes 10 minutes.
  • Important Installation Tip: To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. Read the directions before installation check for gas leaks at all times before operating.
  • Warm Maintenance Tips: Damage caused by freezing is not covered under Camplux warranty. It must be properly drained if the water heater stored in cold climate, Freeze damage can occur in the heat exchanger or water valves. To drain the device properly, please open the drain stern located at the bottom right of the water heater . You can do so by turning in a counter clockwise direction. Please disconnect all incoming and outgoing water lines to ensure proper drainage from the water heater. When not in use, fully disconnect gas, incoming and outgoing waterlines. Store in a warm dray place.

4. Eccotemp i12-LP water heater

Propane Tankless Water Heater

Powered by gas power, the heater ensures 4GPM water with 80,000 BTU per hour.  It saves energy and fuel. It activates only on-demand hot water technology.

The indoor water heater has an attractive design with a black tempered finish glass. It saves space due to its compact design. It can be easily installed as it has a standard 110v electrical outlet along with UL listed power cord.

The front panel features the LCD display controls so you can set the times, temperature, GPM, and measure.

The liquid tankless water heater saves power too as it uses around 2amps during the activation mode and 2 watts power during the idle mode.

Talking about safety features, it has a child lock and safe electronic ignition functions. It doesn’t have a pilot light.

Pros
  • 4GPM water with 80,000 BTU per hour.
  • It activates only on-demand hot water technology. Energy and gas saver.
  • Easy to install.
  • The LCD display controls on the front panel.
  • Safety features- safe electronic ignition system and child lock.
Cons
  • Not for large homes.
  • It needs to install the vent and plug kit.
  • Whole home indoor, gas powered tankless water heater, rated at 4 GPM that activates only on demand and no pilot light needed, reducing energy consumption
  • Sleek, modern design with black tempered glass front panel featuring an easy to use LED display controls
  • Features fully automatic temperature controls with an energy saving mode and child lock technology
  • Safe electronic ignition system; Plugs into standard 110v electrical outlet with UL-listed cord
  • Uses standard 1/2" NPT water fittings and comes with horizontal venting allowing for a convenient and quick installation

5. Stiebel Eltron Tankless Water Heater – Tempra 24 Plus

Propane Tankless Water Heater

The propane on-demand water heater comes with an advanced flow control technology that detects the water temperature while flowing. It decreases water flowing slightly if the temperature exceeds the limit.  So, you can get hot water without overheating.

It can fit easily on the wall as it has a lightweight and compact design. It provides a water flow of 5.5 GPM.

You can save energy by setting temperature memory by using pre-set temperature buttons ranging from 86F-140F. The highly efficient heater always keeps a steady temperature due to its modulation system.

It has digital monitors to keep control of the water temperature. It saves natural gas as it works on electricity. The energy saver heater is easy to install as it doesn’t require venting. You will get a noise-free service by the heater ensuring the constant flow of hot water.

Pros
  • Advanced flow control technology automatically detects the water temperature and controls it.
  • Lightweight and compact design.
  • Pre-set temperature buttons and self-modulation technology.
  • Digital displays.
  • Easy to install, doesn’t need venting.
Cons
  • Needs heavy-duty power up to 60-amp circuits.
  • Not for commercial use.
  • 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, Tempra Plus tankless water heaters can be set to limit the maximum hot water temperature to 109°F. This can be important in some installations to prevent the possibility of scalding.
  • 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

6. GASLAND Outdoors Propane Water Heater 10L BS264 2.64GPM

propane tankless water heater

It is the best outdoor propane water heater as it offers endless hot water having a maximum power output of 68,000 BTU per hour. It rates 2.64 GPM hot water output.

The lightweight heater can carry anywhere and can be used for outdoor activities. It required low water pressure to start with 3.6PSI water pressure.

It saves 11.5% of energy. It saves gas with advanced combustion technology. Also, it comes with safety systems such as overheating protection, anti-freezing protection, and flame failure device.

Pros
  • Endless hot water with a maximum power output of 68,000 BTU per hour.
  • Lightweight and compact design, easy to carry.
  • Requires low water pressure to start with 3.6PSI water pressure.
  • Saves 11.5% energy, money saver, and gas saver.
  • Approved by CSA. Numerous safety functions.
Cons
  • Need electricity, batteries are unavailable.
  • Bit heavier.

7. ECO55 Tankless Water Heater

propane tankless water heater

The propane tankless water heater saves 98% energy which provides an endless and instant water flow of 1.5GPM. It controls the water temperature with smart self-modulation technology. It also adjusts power according to temperature settings and flow rate in real-time. You don’t have to wait for sufficient hot water.

The compact designed heater can fit above or under the sinks. It can be installed vertically, horizontally, or obliquely. It can be used for kitchen, hospital, bathroom sinks, hair salon, school, bar, etc.

The attractive black color will suit your modern kitchen. It features a digital display and touchpad remote control as you can control the temperature of hot water easily and conveniently.

It has separate electricity and water lines. It offers numerous safety features such as dry heating protection, over-temperature protection, leakage protection, over-voltage protection, and smart self-modulation. The high-standard water heater is approved by ETL.

Pros
  • Saves 98% energy.
  • Endless and instant hot water.
  • Adjusts power as per real-time temperature settings and flow rate.
  • Touchpad remote control to control the temperature easily and conveniently.
  • Numerous safety features and 360-degree installation.
Cons
  • Fit only for sinks, not for showers.
  • Recommends professional help for installation.
  • 【INSTANT & SUFFICIENT HOT WATER】Applied with 5.5KW at 240 Volts heating system, the tankless 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.

8. Eccotemp L5 1.5 GPM Portable Outdoor Tankless Water Heater

propane tankless water heater

The easy to install outdoor heater can carry anywhere due to its lightweight appearance. Having a compact design, it can be installed easily anywhere and attached to the garden hose.  It comes with a shower that provides endless hot water.

The outdoor tankless water heater is rated at 1.5 GPM hot water output. You can control the temperature easily with accessible temperature controls.

If the heater runs for more than 20 minutes. The heater’s safety auto shut-off function automatically turns off the unit.

It works in non-electrical areas as it runs on 2 D cell batteries. The tankless heater can be used for outdoor activities such as trips, camping, family vacations, beaches, etc. You can use it also for cleaning your cars, dogs, horses, and dishes.

Pros
  • Affordable.
  • Lightweight.
  • Flexible temperature controls.
  • Shut-off function.
  • 2 D cell batteries.
Cons
  • No overheating protection.
  • The low flow rate at high temperature.
  • Lightweight, easy to carry, and compact, making it great for camping, off-grid use, washing your pets and outdoor showers.
  • 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.
  • Rated at 1.5 GPM of hot water output. With an achievable temperature range of 50 – 140 degrees F.

9. GASLAND Outdoors BS158 1.58GPM 6L Portable Gas Water Heater

It is the best outdoor propane water heater as it offers endless hot water having a maximum power output of 41000 BTU per hour. It rates 1.58 GPM hot water output.

The lightweight heater can carry anywhere and can be used for outdoor activities. It required low water pressure to start with 2.5PSI water pressure.

It saves 11.5% of energy. It saves gas with advanced combustion technology. Also, it comes with safety systems such as overheating protection, anti-freezing protection, and flame failure device.

Pros
  • Endless hot water with a maximum power output of 41000 BTU per hour.
  • Lightweight and compact design, easy to carry.
  • Requires low water pressure to start with 2.5PSI water pressure.
  • Saves 11.5% energy, money saver, and gas saver.
  • Approved by CSA. Numerous safety functions.
Cons
  • Need electricity, batteries are unavailable.
  • Not easy to install.
  • Lightweight, Compact & Portable Design: The 14 pounds lightweight portable water heater's folding handle keeps it out of the way and enables easy setup outside.
  • Flow Rate & Temperature Specification: The temperature raise is 114.8℉ (46℃) at its highest point and 46.4℉ (8℃) is at its lowest point of 1.58 GPM. Also, 1.58 gallons of hot water can be produced per minute at the flow rate of 1.58 GPM.
  • Versatile Applications: The lowest water pressure at beginning for the water heater is 3.0 PSI. For off-grid and rural areas, this hot water generator powered by two size D batteries is ideal. No more chilly outdoor shower anymore.
  • 6-in-1 Protection & CSA Safety Approved: This tankless water heater is CSA Approved with anti-freezing protection, over-heating protection, low water flow protection, dry combustion protection, high water pressure protection and flame failure device.
  • Installation Instruction & Package Content: This Camplux BD158N heater comes with 1-year guarantee, 5 feet premium on/off shower head, 5 feet gas regulator, 1 set US-standard garden hose, and 1 installation hardware pack. Setting up this propane water heater simply takes 10 minutes.
  • Safety Tip: To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. Read the directions before installation check for gas leaks at all times before operating.
  • Warm Maintenance Tips: It must be properly drained if the water heater stored in cold climate, Freeze damage can occur in the heat exchanger or water valves. To drain the device properly, please open the drain stern located at the bottom right of the water heater . You can do so by turning in a counter clockwise direction. Please disconnect all incoming and outgoing water lines to ensure proper drainage from the water heater. When not in use, fully disconnect gas, incoming and outgoing waterlines. Store in a warm dray place.

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FAQs for Propane Tankless Water Heater

Q. Are propane tankless water heaters worth it?

 Yes. Propane tankless water heaters can provide instant hot water as they don’t have a limited amount of heated water filled in them. They save 11-98% energy which normal tanked water heaters lack.  Some tankless water heaters don’t need gas or electricity.

They are lightweight and easy to install. They can carry for outdoor activities such as trekking, camping, on the beach, family vacations, etc.  The tankless water heaters can be used not only for bathing but also for washing pets, cars, and dishes.

You can connect such heaters to any cold water source via the pipe. Some heaters come with advanced technologies for safety and controlling temperatures.

 Q. How much propane does a tankless water heater use?

It depends on the number of family members, bathrooms, and the size of the home. The normal tankless water heater uses 1.5 gallons or 40,000 BTU per day. That means they use propane 200-300 gallons per year.

 Q. Is it cheaper to heat with electricity or propane?

 Some propane tankless water heaters are expensive due to advanced technologies. However, they provide consistent hot water without waiting for it or taking a few minutes. On the other hand, conventional electric heaters take hours to heat the water despite having cheaper appliances.

Tankless water heaters are more efficient than electric water heaters which are not worth the money.

Compared to the cheaper electric water, the propane tankless water heater helps to reduce 15-30% monthly electricity bills. It saves energy by decreasing exceeding temperature while heating the water. It uses self-modulation technology to detect and control the temperature.

However, talking about installation, the propane tankless water heater requires professional plumbing help to install it. So, it can be expensive regarding installation costs.

 Q. What is the best propane tankless water heater?

The best propane tankless water heater needs the following factors:

  1. Usage of the heater

You should consider your needs for the water heater. Do you want to use it only for home or outdoor enjoyment? An Indoor or outdoor water heater? Is one indoor heater enough for 3 bathrooms in the home? Do you want to use it for other purposes such as washing cars, pets, and dishwashing?

Think about the size of the heater which can meet your needs. Choose the most energy-saving and efficient tankless water heater as per your need for hot water.

Also, the outdoor water heater should be compact and lightweight for carrying it anywhere.

Remember more appliances mean a higher flow rate. Also, the local groundwater temperature should be considered while purchasing the heater for a specific location.

  1. Water pressure

While installing the heater, you should check the water pressure level of that heater. Check about the maximum and minimum water pressure levels provided by the tankless propane water heater.

  1. Installation

The best propane tankless water heater should be easy to install.  You should install it as per the proper guidelines given in the manual that comes with the product.  However, some heaters require the help of a professional plumber.

Conclusion

Though all heaters mentioned above are high-standard heaters, our pick for the best heater is Stiebel Eltron Tankless Water Heater – Tempra 24 Plus.

Made from the reputed German company, Stiebel Eltron, the heater comes with advanced flow control which automatically detects the temperature and decreases the flow rate if the temperature limit rises beyond the capacity.

It provides 5.5 GPM hot water output which is enough for the whole house. The lightweight heater is easy to install and doesn’t need venting.

The other special feature of it is the pre-set temperature buttons for setting temperature memory ranging from 86F to 140F. It saves energy due to its 0.99 energy factor and the smart self-modulating technology.  It gives consistent hot water at a steady temperature.

It doesn’t run out of hot water and gives a noise-free service.

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