Tankless gas water heaters last longer than tanked heaters, provide hot water whenever you want it, for as long as you want it, and will save you a nice chunk of change every month. Most reviewers report 30-40% reductions in their gas bills! These devices are a worthwhile investment based on their convenience alone. Their financial savings and environmental friendliness only sweeten the bargain!
EcoSmart ECO 11 Electric Tankless Water Heater
Not only will their products save you time, money and energy, but they’ll also supply you with unlimited hot water for all the showers, dishwashers and washing machines you could want.
Both are electric heating units,… which means that they don’t require flames and burners like natural gas models do, and installation doesn’t involve complicated venting and exhaust systems. The ECO 11 and the ECO 18 also share a flow rate of 2-3 gallons per minute, which isn’t the highest number in the industry but isn’t the lowest either.
Like all electric units, these models are best suited for smaller homes or those without extreme hot water demands. They lack the power to serve more than three or four taps at a time, so while they’re fine for running the dishwasher while you hop in the bathtub, they can’t take three teenagers needing showers in three separate bathrooms at the same time.
Stiebel Eltron Tempra Plus 24 kW
The Tempra 24 Plus whole home electric tankless water heater will provide instantaneous hot water to up to 2 showers simultaneously.
The Tempra Plus line includes Advanced… Flow Control to ensure constant temperatures regardless of water demand. Water temperature can be set quickly and easily using the adjustment k**b and digital display on the front of the unit.
The Tempra 24 Plus is an excellent replacement for a conventional whole-home tank heater. With a 3 year warranty and easy installation, you can’t go wrong with this proven, reliable, and energy-efficient water heater.
Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater
The Ecosmart POU 3.5 is 3.5 kW at 110V. These Point of Use electric tankless water heaters are built for single point-of-use applications such as hand sinks with a maximum flow of one (1) gallon per minute (GPM). It is ideal for small shops, wet bars, physicians’ clinics, medical offices, sailboats, manufacturing facilities, RVs, restaurants, hotels, warehouses, retail stores, motels, schools, office buildings, gas stations, and more.
Its compact size fits easily under a cabinet or sink,… or in very small areas. It is easy to install, sturdy and made of high-quality materials. The heat exchanger is made from stainless steel, and the heating elements are made of copper and brass. It is easily replaceable in the field, unlike other point of use water heaters on the market that need custom-made cartridges or complete exchanger replacements.
These point of use models have a digital temperature indicator on the front. It does not have a temperature control. Your output temperature depends on your incoming water temperature and water flow rate. Note however, that this heater will allow water to flow though at a rate higher than 1 GPM.
Bosch Electric Tankless Water Heater
Heated water on demand is easy with the Bosch Tronic 3000 US12 (Powerstream Pro RP12PT). Conveniently sized to fit under your sink, this tankless water heater utilizes modern technology to convert your regular water flow into a heated source, on demand. One of the most powerful hot water heaters on the market, the Bosch US12 Point of Use Tankless Water Heater unit operates on 240 volts to bring you constantly heated water.
The solid copper heat exchanger… and sheathed heating element of the Bosch Tronic 3000 US12 Tankless Water Heater are protected by a tough plastic shell, keeping your unit safe from damaging external factors. Best of all, this unit operates at 99% efficiency, meaning that you have little to no energy waste in your home.
SioGreen IR260 POU 240V/6kW/30A
Model IR260 is only for hand wash, bathroom, kitchen sink or other outdoor faucets and not for a shower head or entire house usage, with the exception where you have inlet ground water temperature incoming at least 72F degree and above then you can use for a 1.5 gpm water saving shower head. We do not responsible for the hot water demand if you are using it for shower whereas inlet ground water temperature below 72F.
Rheem RTEX-13 240V Heating Chamber Residential Tankless Water Heater
The Rheem RTE 13 has been one of the most popular units on the market. We’ve recommended it ever since we put our first guide together. Now, there’s an updated version, the RTEX 13! It’s just as efficient, rugged, and space-efficient as its predecessor. Plus, the new model adds a digital thermostat with user-friendly controls, as well as even more durable innards!
If you live alone, this is a terrific choice.… It would work similarly well for couples or roommates in one bathroom apartments where shower times are staggered. Many folks will also find that it’s a convenient single-room option for a guest suite or washroom.
It has a maximum flow rate of 4 GPM, which is a lot for the price. This one is an ideal choice for a one-shower-at-a-time household, or for homes with dual showers that are equipped with 1.5 GPM (low flow) fixtures.
Atmor AT-910-24TP ThermoPro 24 kW / 240V 4.6 GPM
The ATMOR ThermoPro Electric Tankless Water Heaters include revolutionary smart flow technology that provides you with limitless hot water, without the wait. This technology also regulates the amount of energy used to heat the water and starts and stops automatically when it senses the flow of water, helping to save on energy and water consumption and eliminating wasted water.
Compact, vent-free design enables installation… of the unit anywhere inside your home or garage. The 24kW/240V, 4.6 GPM capacity is perfect for small to medium sized homes running, at most, 4 applications at once and is ideal for moderate to warm climates.
Example applications include: two showerheads (1.5 GPM each), one kitchen sink (1 GPM), and one-bathroom sink (0.5 GPM) at inlet temperatures of 73°F.
Stiebel Eltron DHC-E12 E Series 208/240 Volt
The Stiebel Eltron DHC-E series tankless water heaters are the most advanced point-of-use tankless water heaters on the market today. The DHC-E 8, DHC-E 8/10, and DHC-E 12 all feature the same industry-leading thermostatic temperature control and flow and temperature based power modulation technology found in Stiebel Eltron’s flagship Tempra whole house heaters.
Set the desired temperature on the front… of the unit and enjoy water temperatures between 86° (30°C), and 125° (52°C) for the DHC-E 8 or between 86° (30°C), and 140° (60°C) for the DHC-E 8/10 or DHC-E 12. Change the desired temperature at anytime. Advanced microprocessor technology ensures that the water temperature never deviates from the set point.
By producing hot water on demand only as it is being used, DHC-E Series tankless water heaters are extremely energy efficient. A sophisticated water flow sensor recognizes when hot water is being used and when it has been turned off, so the unit will activate and deactivate automatically so it only runs when you are actually using water.