14 most reliable water heaters

*Review best according to redakciey. About the selection criteria. This material is subjective in nature, is not an advertisement, and does not serve as a guide to purchase. Before buying, you need to consult with a specialist.

In order not to depend on the schedule of hot water supply, as well as for a comfortable life in private homes, water heaters are installed. When choosing, pay attention to the power that affects the speed of water heating, and the dimensions to fit the equipment in a certain space in the kitchen or bathroom. In cumulative models, volume is important. But another significant parameter is the reliability of the device, which can only be evaluated after a while. This is often affected by the material of the tank, the internal coating of the tank and the design of the heating element. We selected the nominees based on these criteria. We also studied reviews of popular models of water heaters sold in the Russian Federation to identify the most reliable ones that will last longer than others.

Rating of the most reliable water heaters

Category place product name price
The most reliable running water heaters 1 Bosch WBN6000-18C (7736900167) 34 700 ₽
2 Stiebel Eltron DHC-E 12 23 900 ₽
3 Ariston NEXT EVO SFT 11 NG EXP 25 190 ₽
4 Electrolux NPX 8 Flow Active 2.0 17 600 ₽
5 Stiebel Eltron DHC 4 23 300 ₽
The most reliable storage water heaters 1 Electrolux EWH 100 Centurio IQ 2.0 Silver 25 000 ₽
2 Stiebel Eltron PSH 80 Universal EL 64 900 ₽
3 Electrolux EWH 100 Royal Flash Silver 22 900 ₽
4 Bosch Tronic 6000T ES 150-5 (7736503611) 20 700 ₽
5 Zanussi ZWH/S 100 Smalto DL 21 400 ₽
6 Electrolux EWH 150 AXIOmatic 19 000 ₽
7 Stiebel Eltron PSH 150 Classic 19 500 ₽
8 Electrolux EWH 80 Quantum Pro 8 800 ₽
9 Zanussi ZWH/S 50 Orfeus DH 8 400 ₽

The most reliable running water heaters

Flow-through water heaters are compact and only heat the water You use. Therefore, during periods of downtime, electricity is not spent. You can get a stream with a temperature of 35-45 degrees in one motion by opening the tap — you don’t need to wait here. But at the time of use, their electricity consumption is high, since powerful heating Elements operate. The capacity of such water heaters is also slightly lower, which means that they are not designed for 4-5 sampling points. This is the best option for a dacha or small apartment, where there is no space for a storage boiler. Here are the most reliable options that our experts were able to find.

Bosch WBN6000-18C (7736900167)

14 most reliable water heaters

The review is headed by a product from Bosch “2 in 1” with the ability to heat the liquid to 85 degrees. Inside the unit there are two heat exchangers operating on two circuits. One heats the heat carrier for heating the house, and the second heats the flow for sampling points. This is a boiler that combines two functions at once, which helps to save even more space. The model is designed for heating an area of 180 m2. The case with dimensions of 400x700x300 mm is hung vertically on the wall. Electronic control and a closed combustion chamber with a turbine increase the safety of use and speed up the heating process. The display helps to visually track the temperature and simplifies control over the entered parameters. The thick copper heat exchanger is very reliable and guaranteed not to leak in the next 10 years. If the thrust is lost, the system will extinguish the flame itself. Sensors also monitor overheating and running without water.

This is one of the best flow models in terms of performance. The water heater produces up to 8.6 liters per minute. this is enough for a large cottage to simultaneously heat it and supply hot water to all sinks and bathrooms.

Dignities

  • built-in circulation pump;
  • ability to heat the liquid up to 82 degrees;
  • automatic ignition;
  • quiet operation of 38 dB.

Disadvantages

  • installation will require drilling a hole outside for the chimney, as the unit runs on gas.

Stiebel Eltron DHC-E 12

14 most reliable water heaters

In second place is a single-circuit water heater designed to heat the flow using a 10 kW tubular copper heating element. The compact device with dimensions of 20x36x10 cm is hung on the wall and can be attached even to the profile of a drywall frame, since it weighs 2.7 kg. Outside, there is a rotary switch to adjust the temperature from 30 to 60 degrees. Two light diodes indicate when the device is turned on and when it is heating. The case is protected from moisture IP24, so you can hang it directly in the shower — it is not afraid of getting drops. According to reviews, in this reliable model, an accurate mechanical controller is valued, providing the output with exactly the temperature that was set in the settings.

The reliability of this water heater is explained by its simple design. There is a copper heat exchanger, mechanical control with two diodes and a toggle switch. The terminals are well soldered, and the cross-section of the wires inside is designed for long-term operation of the device. The manufacturer is also confident in the reliability of the unit, so it issues a 3-year warranty.

Dignities

  • a heater made of copper;
  • splashes are allowed on the hull;
  • light indication of switching on;
  • the low weight of 2.7 kg.

Disadvantages

  • sold without shower head and hose;
  • the high cost;
  • high power consumption — 10 kW/h.

Ariston NEXT EVO SFT 11 NG EXP

14 most reliable water heaters

Ariston offers one of the most reliable water heaters of the flow type, which works precisely thanks to numerous safety systems and electronic control. To accelerate heating, a fan is installed inside the closed combustion chamber, which creates an additional air flow. The display notifies the user about the current temperature and allows you to set the desired limit. If the house remains without heating for a long period of time, you can start the frost prevention function, and then the device will periodically turn on itself for easy heating.

Among water heaters without a second circuit, i.e. working exclusively on the supply of hot water, this one stands out with an increased capacity of 11 l/min. With this indicator in Your home, you will be able to open the faucet in the shower and kitchen sink at the same time, and users will not complain about the thin stream. Reviews show that hot water begins to flow after 4 seconds after switching on, and this is another argument in favor of buying this particular water heater.

Dignities

  • a closed chamber increases the safety;
  • beautiful design;
  • it is able to maintain the set temperature at the output;
  • display with bright backlight.

Disadvantages

  • it makes a lot of noise;
  • weighs 12 kg;
  • the piezoelectric element doesn’t always work the first time.

Electrolux NPX 8 Flow Active 2.0

14 most reliable water heaters

The reputation of a reliable household appliance is also enjoyed by the water heater from Electrolux. The model has dimensions of 37x23x9 cm and a vertical slim body in a modern style. In a minute, the heater has time to heat up to 4.2 liters. the Maximum possible temperature is 60 degrees, after which the electronics limit the heating so that the user does not get burned. If something breaks, the water heater will be able to conduct a self-diagnosis and find the fault, so reliable equipment lasts a long time, and minor malfunctions can be eliminated independently, using the tips in the instructions.

We have singled out this reliable model not only for its long service life and reliability, but also for its comfortable operation. Judging by the reviews, you can understand it even for a person who has never encountered water heaters before. On the bottom panel, there are only four buttons for starting and adjusting the temperature. The entered values are immediately displayed on the display. Touch keys do not require physical pressure, but respond to touch. To quickly change the temperature, a rotary knob with a red and blue dot is provided. Use the buttons to set the value with an accuracy of 1 ° C.

Dignities

  • modern style;
  • accuracy of temperature maintenance up to 1 ° C;
  • automatically shuts down when it overheats;
  • 2 years manufacturer’s warranty.

Disadvantages

  • consumes 8.8 kW / h;
  • you can’t install it if the house has old wiring.

Stiebel Eltron DHC 4

14 most reliable water heaters

Next, a flow-type water heater with a power of 4 kW. Its throughput capacity is 2.2 l/min. There are two diodes on the case that indicate the device’s operation and overheating. Reliable mechanical control is simple and there is nothing to break here. The equipment is connected directly to the cold water supply pipe, and from it you can already draw a conclusion to the shower. Users in the reviews note the reliable operation of the hydraulic relay — as soon as it “feels” the pressure above the nominal, it immediately starts the fuel element in operation. The dimensions of the water heater 20x26x10 cm are easy to place under the sink or next to the bath, and the weight of 2.1 kg does not cause problems during installation.

This device is distinguished by a reliable copper heating Element, the coating of which prevents the formation of plaque on it. In other models, the heating flask gradually overgrows from the inside with lime deposits located in the water. They create an additional barrier, because of which the jet becomes colder, and the fuel element, on the contrary, overheats. Here, this does not happen, so the water heater will last longer.

Dignities

  • limits the heating temperature;
  • splashes are allowed on the hull;
  • light weight 2.1 kg;
  • high-quality Assembly.

Disadvantages

  • sold without shower head;
  • no display;
  • without self-diagnosis.

The most reliable storage water heaters

Accumulative boilers are available for 30-200 liters. This allows you to always have a supply of hot water, which can be used even when the HVAC is turned off. When the volume inside has warmed up, the device switches to maintenance mode and less electricity is consumed. One of the disadvantages of this type of water heaters is the large size and waiting time for heating after switching on. This is an excellent choice for apartments and houses where there is a place for installation and hot water is regularly needed for washing dishes and bathing. The most reliable options for storage water heaters, which customers praise in reviews, are presented below.

Electrolux EWH 100 Centurio IQ 2.0 Silver

14 most reliable water heaters

The boiler from Electrolux holds 100 liters and is able to provide heated water to a family of 3-4 users. Inside, there is a 2 kW heating element, so the first heating takes 228 minutes. Then the equipment itself adds the consumed volume and heats it up to the desired temperature. The maximum value is limited to 75 ° C to avoid burns. A reliable unit can be controlled via Wi-Fi, the module of which is connected from below. You set the temperature and start working from your phone, so that the model doesn’t waste extra energy on heating while You’re not at home. Reviews show that the dry heating element heats quickly and is completely isolated from contact with water, increasing the reliability of the device. Owners also note the ease of use and durability of the storage tank.

The water heater is very reliable not only because of the high-quality Assembly and the stainless steel tank, but also because of the RCD. The built-in protection monitors the current-carrying part, and when the voltage reaches the housing, all power is turned off. This will protect the user from electric shock while taking a shower (water impact), and also does not require a ground connection in the wall outlet.

Dignities

  • dry fuel tank;
  • can be connected to a standard wall outlet;
  • frost prevention mode;
  • stainless steel tank.

Disadvantages

  • some come with a dent in the body;
  • strap for mounting on the wall can sometimes be mounted crooked.

Stiebel Eltron PSH 80 Universal EL

14 most reliable water heaters

Next, a water heater with a tank capacity of 80 liters, which is also enough for a family of 3-4 people. Users in reviews note that it is in no way inferior in efficiency to 100-liter models, since it has the function of accelerated heating and brings the liquid to a temperature of 85 degrees. When mixing the pressure in the mixer to a comfortable 30-35 ° C, a more economical consumption of hot water is obtained, so its supply is consumed longer (compared to models with a heating limit of 70 ° C). The equipment is really reliable, because it has overheating protection and a safety valve, and the manufacturer gives it a 10-year warranty.

The water heater is quite reliable and due to the heating Element, the flask of which is equipped with a ceramic coating. Ceramics do not rot and are not subject to corrosion. Its smooth walls collect less deposits on themselves, so such a device can last up to 15 years without repair.

Dignities

  • it can maintain a minimum temperature, preventing the system from freezing;
  • the anode with a magnesium coating;
  • it is able to heat the liquid up to 85 degrees;
  • there is a function of accelerated heating.

Disadvantages

  • very high cost.

Electrolux EWH 100 Royal Flash Silver

14 most reliable water heaters

A reliable model belongs to the premium class, although it is much cheaper than its analogues. The boiler is equipped with electronic control and a display that displays the thermometer readings and makes the control of entering settings more convenient. You can mount the narrow, thin case both vertically and horizontally. The tank capacity is 100 liters, so the water heater is suitable for 3-4 people. The boiler is reliable because it has a stainless steel tank with well-welded seams. If there is no liquid inside, then the operation will be blocked by automation, which will protect the fuel element from combustion. When the pressure exceeds the permissible limit of 10 ATM, the relief valve will work. The manufacturer issues an 8 — year warranty for the tank, and 2 years for everything else.

We noted the boiler as one of the best, since it also has an Eco mode. It decontaminates the passing water, so the user is maximally protected from bacteria that may be in the water supply. The device is reliable not only in terms of work, but also stands guard over the health of Your family.

Dignities

  • can be mounted vertically or horizontally;
  • narrow slim design;
  • display with values visible from a distance of 2 meters;
  • reliable multi-stage protection.

Disadvantages

  • in some cases, the connection pipes are tilted 5-7 ° in different directions.

Bosch Tronic 6000T ES 150-5 (7736503611)

14 most reliable water heaters

Next, a reliable storage water heater with a capacity of 150 liters. It is suitable for a family of 5-6 people or in the shower room at a small production site, so that employees can wash at the end of the shift. The boiler has dimensions of 138x47x48 cm and weighs 35 kg. You can place it on the wall in any position. Inside, there is a dry heating element with a power of 2 kW, which heats the volume to 45 ° C in 218 minutes. The maximum pressure for which the device is designed is 8 ATM. If exceeded, the drain valve is activated. Simple mechanical operation increases the reliability of the equipment. Users in the reviews note that the water heater is already sold with a power plug, so you don’t need to buy anything extra for installation.

The product is one of the most reliable, since the inner walls of the tank are covered with glass-phosphor enamel. The material perfectly tolerates high temperatures and protects the metal from contact with water. The smooth surface prevents plaque from sticking and the boiler stays clean inside.

Dignities

  • dry heating element;
  • reliable mechanical control;
  • there is a magnesium anode that prevents corrosion;
  • the system of protection against excess pressure.

Disadvantages

  • unable to self-diagnose;
  • it takes up a lot of space.

Zanussi ZWH/S 100 Smalto DL

14 most reliable water heaters

This is another reliable model that is protected from overheating, will not turn on without water, will relieve excess pressure and turn off the power supply if there is a current leak. The boiler holds 100 liters and heats them with a 2 kW heating element. The case with dimensions of 57x109x30 cm has a flattened shape and can be placed on the wall in any position. The small display and “Twister” make the operation simple and clear. According to reviews, the owners are happy with the 8-year internal tank warranty. The drive is also interesting for its well-thought-out design, which contains two capacities inside. Separate tanks are connected by tubes. This design does not allow cold water, replenished by volume, to mix strongly with hot water, so the temperature of the jet will not change dramatically.

We liked the reliable unit with accelerated heating, which lasts 192 minutes. Considering the volume of 100 liters and the power of only 2 kW, this is one of the highest indicators.

Dignities

  • universal mounting;
  • there is an RCD;
  • can be plugged into a standard wall outlet;
  • bright numbers on the screen.

Disadvantages

  • it is difficult to remove for cleaning.

Electrolux EWH 150 AXIOmatic

14 most reliable water heaters

Among reliable boilers with increased capacity, the water heater from Electrolux with a 150-liter tank is a worthy competitor. A 2.4 kW heating element heats the volume in 242 minutes. The case with dimensions of 127x45x45 cm can only be mounted vertically on the wall. To adjust the temperature, a mechanical relay is provided in the lower part. The maximum value is 75 degrees, after which the equipment switches to a maintenance mode with reduced power consumption. An analog thermometer informs the user about the current temperature. The water heater has gained a reputation for reliability due to its excellent corrosion resistance tank. Its walls are covered with glass ceramics. It does not allow water to come into contact with metal, tolerates high temperatures and ensures internal cleanliness of the container.

Judging by the reviews, this model works reliably even from low voltage, if you turn on the appropriate mode. This function helps to use hot water in the country where weak power supply lines are laid.

Dignities

  • simple and reliable mechanical operation;
  • there is a safety valve;
  • keeps you warm for a long time;
  • increased storage capacity.

Disadvantages

  • large dimensions 127x45x45 cm;
  • only vertical mounting is allowed.

Stiebel Eltron PSH 150 Classic

14 most reliable water heaters

The manufacturer considers this water heater reliable due to the thick metal walls of the tank and the presence of an enamel coating, so it gives the model a 10-year warranty, which is directly indicated on the official website. Additionally, one magnesium anode inside prevents corrosion. A copper-walled heating element heats the liquid from 30 to 70 degrees, which can be monitored using an analog thermometer. The mechanical controller is almost eternal and allows you to set an approximate temperature value. More precise adjustment for a comfortable shower is carried out by the mixer. The power of 1.8 kW does not load the standard wiring in the outlet, so you do not need to lay a line for a separate connection.

We recommend this water heater as one of the most affordable among reliable models of increased capacity. Yes, it looks simple and takes up a lot of space, but it will last You more than 10 years, without forcing you to spend money on repairs.

Dignities

  • copper heating element;
  • there is a freeze prevention mode;
  • a thermometer and heating indication are provided;
  • 10-year warranty.

Disadvantages

  • large dimensions 135x47x48 cm.

Electrolux EWH 80 Quantum Pro

14 most reliable water heaters

For a small family of 3 people, there is an 80-liter economy class water heater from Electrolux. The model is made in a cylindrical shape and has dimensions of 72x45x45 cm. a heating element with a power of 1.5 kW economically consumes electricity. Despite the budget category, the boiler is equipped with protection against overheating and overpressure, stopping work without water and a magnesium anode, which in total increases the reliability of the household appliance. Starting the heating element is duplicated by a light indicator, and you can adjust the heating temperature with a limit of 70 degrees using the rotary toggle switch from below. In reviews, the water heater is praised for its quiet operation and the fact that the outside of the case remains cold. This is possible due to the foam insulator placed between the tank and the outer walls.

Reliable equipment works flawlessly thanks to the ” Eco ” mode, which heats the liquid only to 55 ° C. Due to this, no scale is formed and the heating element with the walls remain clean, which means that there is no “crust” under which the metal rotting processes would begin, and overheating is also excluded.

Dignities

  • can decontaminate water;
  • keeps the temperature up for a long time;
  • high-quality insulation;
  • attractive price.

Disadvantages

  • vertical mounting only;
  • the rotary switch is located at the bottom of the end face, so you have to feel it with your hand to set the desired level.

Zanussi ZWH/S 50 Orfeus DH

14 most reliable water heaters

Completing the review is a storage water heater with a capacity of 50 liters, which is enough for two users. Inside there is a dry heating element with a power of 1.5 kW, which does not come into contact with liquid. The heating temperature is limited to 75 degrees. The boiler is hung vertically on the wall, and all connection is made from below. The tank here is steel and covered with enamel. Heating the volume to 45 ° C takes 162 minutes. A mechanical relay with a detailed scale is responsible for temperature control. Reviews show that the heating element is clearly turned off after bringing the water to the desired number of degrees and rarely turns on during the day, only to maintain the temperature. Therefore, electricity bills with its use are minimal.

The body of the water heater is also reliable and is not afraid of splashes, despite the protruding handle of the thermostat located in front. Therefore, it can be hung in the corner above the bathroom and calmly take a shower next to it.

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