Best 100 L Boiler 2025

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Last Updated - 09/06/2025

Best Choice

01

G2 Energy Systems

Electric Hot Water Tank, 30 / 50 / 80 / 100 /120 / 150 / 200 Litre, 1.5 / 2.0 / 3.0 kW, 230 Volt Boiler, Smart Control, Wall Mounted Boiler

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23% Off
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Smart Control electronic DHW cylinder with heating time programming and anode tester.
Includes safety valve, safety thermostat and wall mount on the unit.
30 / 50 / 80 / 100 /120 / 150 / 200 litre wall-mounted DHW cylinder - pressure-resistant.

302,00 € 393,00 €(23% Off off)
02

Aquamarin

Aquamarin® Electric Smart Hot Water Tank, 100 Litres, 2 kW, Wall-Hanging, Smart, Energy Efficiency B, Enamelled Inner Container, Intelligent Boiler, Hot Water Boiler, Electric Storage, Heating,

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Safe: the protection against overheating, dry running, overpressure and current leakage protects this vertically mounted electrical storage device, and more importantly, the user
Practical: the LED display of our electric hot water heater clearly shows three heating modes between which you can choose: standard, eco or smart. At the same time, an automatic restart function is also possible after power failure
Optimal tank protection: the tank of the hot water tank is made of lime-resistant, enamelled steel and is equipped with a magnesium anode, which promises a five times longer service life compared to older models
Easy temperature control: this water boiler is equipped with a built-in thermostat that allows you to set the right temperature (<75°C), while the inlet pipe heats the water immediately
Capacity: thanks to the capacity of 100 litres, this electric hot water heater covers the shower needs of four/five people when properly adjusted

264,95 €
Value for Money

03

Aquamarin

Aquamarin® Electric Anti-Limescale Hot Water Tank, 100 L, 1.5 kW, Wall-Mounted, Anticalc, Energy Efficiency Class B/C, Enamelled Inner Container, Hot Water Boiler, Electric Storage, Boiler, Heating,

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Storage: thanks to the capacity of 100 litres, this electric hot water heater covers the shower needs of four/five people with the correct setting
Extremely durable: the enamelled steel tank and the improved magnesium anode promise a particularly long service life of this electric hot water boiler, which is even five times longer than older models
Exceptionally safe: the magnesium anode of the hot water boiler (anti-limescale function) provides additional safety for the user and prevents dangerous situations as well as damage caused by corrosion
Easy temperature control: this water boiler is equipped with a built-in thermostat that allows you to set the right temperature (<75°C), while the inlet pipe heats the water immediately
Additional features: this vertically wall mounted hot water tank protects the user from overheating, overwater pressure (relief valve) and current leak

144,95 €
04

Aquamarin

Electric boiler with 30.50,80,100 litre capacity, 1500W heating performance and thermometer - boiler - water boiler - hot water boiler

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Water heating: This water boiler is ideal for heating up water up to 75 degrees Celsius, and the water temperature in the boiler tank remains stable for up to 48 hours after shutdown.
Protection: The wall-mounted electric boiler has a water protection class IPX4, incl. safety valve, safety thermostat, wall mount and water temperature display.
Performance: This boiler has a double enamelled inner container with anti-limescale coating and an output of 1500W.
High capacity: The electric water tank has a capacity of 30.50,80 or 100 litres. Size selection.
Heating power: Our boiler is economical thanks to the highly effective all-round thermal insulation and it achieves a heating efficiency of > 90%.

189,95 €
05

WSIKGHU

WSIKGHU Hot Water Heater 50L/80L/100L/120L, Energy-Saving 2000W Vertical Wall Mounted Water Heater, Max. 75°C, with Leakage Protection, G1/2 Plug (80L)

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Safe to use: Overheating protection, leakage protection, protection against high water pressure and other safety devices ensure safety and reliability.
Fast heating: 2000 W power and a fast heat conducting tube made of stainless steel can provide you with hot water in a short time, which avoids long waiting times.
Easy to use: The clear control panel with digital temperature display makes it easy for the elderly.
Easy to install: Interface: G1/2, complete accessories, with two mounting brackets and corresponding mounting screws, you can easily complete the assembly.
Adjustable temperature: Simply adjust the temperature (25-75°C/77-167°F) with the rotary knob and select the mode that meets the different bathing needs.

119,99 €
06

OMGGYER

Electric Hot Water Heater 2000 W Smart Boiler Wall Mounted Hot Water Boiler 80 L Includes Safety Valve, Shower Head and Hose, IPX4, Heating Temperature 25-75°C

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Large capacity: the large volume (27.56 x 13.4 inches) ensures that it can supply 21.13 gallons of hot water at once, especially suitable for multi-person households and meets the water needs of the entire family in one factory! Thoughtful Water Supply To comprehensively meet your water needs, our package comes with a shower head that enriches your bathroom and hot water experience!
Highly efficient: with the joint efforts of 2000 W electricity and the stainless steel heating pipes, the heating process can be completed in about an hour to ensure your and your family high water consumption. Temperature Adjustable The temperature controller allows you to freely adjust the temperature between 77-167℃, making it more suitable for all seasons and providing more convenience for your life.
High Safety It adopts various protective measures, such as anti-dry burn protection, over-temperature protection, leak protection and anti-electric wall. In addition, its IPX4 waterproof rating can effectively protect you and your family.
Easy to Use It supports automatic water replenishment and automatic insulation. You just need to turn the temperature controller to select the right temperature, and the temperature can be clearly seen through the LED screen, so that even the elderly and children can get started quickly.
ENERGY SAVING The high sealed enamel coating combined with a polyurethane foam insulation layer can reduce heat loss, which makes it easy to keep warm for a long time and avoid waste and high electricity costs due to repeated heating.

141,00 €
07

VENDOMNIA

Electric Hot Water Heater - Thermometer, Enamelled, 30, 50, 80, 100 Litre Storage, for Wall Mounting - Water Boiler, Water Heater, Water Boiler for Bathroom

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8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

48 HOURS OF WARM WATER: Our water boiler heats the water up to 75 degrees Celsius and the water temperature remains stable for up to 48 hours after switching off
Main features: the wall-mounted electric storage unit has a water protection class IPX3, incl. Safety valve, safety thermostat, wall mount and water temperature display
Efficient: this hot water boiler is very economical thanks to a highly effective all-round thermal insulation, and achieves a heating efficiency of > 90%
Capacity: the electric hot water tank has a capacity of 30 to 100 litres and therefore meets the needs and requirements of every household
Anti-limescale and corrosion resistant: the container of the boiler made of cold-rolled steel is corrosion-resistant, efficient and very durable. The inner container of the hot water tank has been double enamelled with anti-limescale coating

113,95 €
08

G2 Energy Systems

Electric Storage Hot Water Tank Wall Mounted Boiler with 2 kW - 230 Volt Heating Capacity Electric - 100 L Litres

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8.3

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Pressure-resistant up to 8 bar
Power consumption/connection: 2000 watts, 230 - 50 Hz
Includes Safety valve, safety thermostat and wall mount
Height: 985 mm, width: 440 mm, depth: 467 mm
Heating time from 15 °C to 60 °C is approx. 2h 36min
100 litre wall-mounted hot water tank, pressure-resistant

230,00 €
09

PansyWind

Instantaneous Water Heater, Electric Hot Water Tank, 2000 W Heating Output, Boiler, Leakage Protection, Horizontal, Wall-Mounted, 100 L

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8.1

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Large capacity: the product can hold up to 60 litres of water, which ensures plenty of hot water for a comfortable bath.
Install: complete with accessories, two brackets and corresponding mounting screws, you can install it yourself.
Efficient: 2000 W power and fast heat-conducting stainless steel heating tube can provide you with hot water in a short time without having to wait for a long time.
Easy Operation You just need to adjust the temperature (25-75 C) with the rotary knob and choose the mode according to the different bathing needs. The clear control panel with digital temperature display makes the operation easy to understand even for the elderly.
Durable: mainly made of high-quality plastic and enamel, made of ceramic baking process, which makes it insulated, strong, sturdy, wear-resistant, not easy to deform, and has a long service life.

156,99 €
10

DaiJiubu

Electric Hot Water Heater Boiler Mobile Phone Shower Tap LED Screen Electric Storage Water Electric Boiler Water Boiler Bathroom Kit Wall-Mounted Inner Container Hot Water Boiler Heating Storage (100

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8.0

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Temperature display: Use a clear LED screen and a built-in precise thermometer to display the water temperature in real time on the control panel.
Safety valve: with a safety valve, you guarantee your safety when showering and do not have to worry about power outages. Bathroom accessories: send with additional gift for you, a practical shower (with hose) and a steel sink tap, both are rust-proof
High-quality material: solid ABS housing, good thermal insulation and high temperature resistance for deformation resistance after long use.
Heavy duty bracket: this water heater is vertically mounted on the wall, with two rear brackets to keep the tank stable and never fall off
Bottom connection: have two water pipes on the bottom, blue for the cold water inlet and red for the hot water outlet. Assorted colors for easier separation.

110,00 €