Here’s a ranking of the best selling Boilers. To give you a quick overview, we’ve added the most important information about each product. This page always stays fresh and updates automatically.
1. Stiebel Eltron DHE 18/21/24 kW Fully electronic instantaneous water heater always accurate to the degree thanks to
The Stiebel Eltron DHE 18/21/24 is a fully electronic instantaneous water heater that ensures a constant and precise supply of hot water for multiple draw-off points in the kitchen and bathroom. Thanks to the innovative 4i technology, the set water temperature remains stable even when water is being drawn from other locations simultaneously. The intuitive operation is facilitated by a tactile rotary control that allows for stepless temperature adjustment in 0.5 °C increments. The illuminated multifunction display provides a clear overview of the current water temperature, energy consumption, and other important information. With a compact design and the option for under-sink installation, this instantaneous water heater is both functional and space-saving. It meets the highest standards of comfort and energy efficiency, making it an ideal solution for modern households.
- 4i technology for constant water temperature - Intuitive operation via tactile rotary control - Illuminated multifunction display for easy readability - Energy efficiency class A for low power consumption - Suitable for multiple draw-off points simultaneously.
Stiebel EltronDHE 18/21/24 kW Fully electronic instantaneous water heater always accurate to the degree thanks to
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2. LIN LIFVD2
The LIN LIFVD2 30L is an efficient hot water cylinder designed for wall mounting. With a volume of 30 litres, it provides sufficient hot water for various household applications. The boiler is characterised by its robust construction made of enamelled steel, which ensures a long service life and high pressure resistance. With a rated output of 2000 watts and an energy efficiency class B, it is designed to provide a reliable and cost-effective hot water supply. The electric boiler is designed for mains operation and can be easily integrated into existing systems. Its compact dimensions allow for flexible installation, while the sleek white design blends harmoniously into various living environments. Energy efficiency class B for cost-efficient operation. Flameproof wall-mounted cylinder for reliable use. Robust enamelled steel construction. Easy integration into existing hot water systems.
The electronically controlled small instantaneous water heaters maintain a constant outlet temperature regardless of the inlet temperature. The heating system with bare wires ensures a fast and efficient supply of hot water. An internal temperature limit can be set. These heaters heat the water directly at the tap and only when required, avoiding energy and water losses through long pipes as found in centralised systems. They are particularly suitable for hand basins where a constant outlet temperature is required.
Area of application: Suitable for a hand wash basin in guest toilets. Not suitable for kitchens and bathrooms. A small storage heater or instantaneous water heater with at least 11 kW is required here.
Convenience feature: This small instantaneous water heater supplies lukewarm water (approx. 35 °C) within seconds. The outlet temperature depends on the water temperature in the building, with a temperature rise of around 25 °C and a hot water output of around 2.0 litres/min.
Country approval: Germany. Metal water connections. Complete with pressure hose and T-piece. Special jet regulator for an optimised spray pattern. Internal temperature adjustable from 30 to 50 °C. Suitable for unpressurised and pressure-resistant fittings. Constant outlet temperature thanks to electronics that ensure maximum efficiency when supplying a hand wash basin. Maximum flow rate can be set internally. For flush-mounted or surface-mounted installation. Solar-compatible up to 55 °C, with reheating up to 45 °C.
The Ariston Andris Elite 30/5 EU is a powerful instantaneous water heater designed for efficient hot water supply in households. With a volume of 30 liters and a maximum power of 1500 watts, this device provides a reliable solution for delivering hot water. It is suitable for vertical positioning and features a modern LED display for easy operation. The Andris Elite is equipped with a solo boiler system and reaches a maximum temperature of 80 °C, making it ideal for various applications. The energy efficiency class A ensures optimized energy consumption, which is both environmentally friendly and cost-saving. With a maximum operating pressure of 8 bar, this device is robust and suitable for daily use.
- Energy efficiency class A for optimized energy consumption - Maximum temperature of 80 °C for versatile applications - LED display for easy operation - Maximum operating pressure of 8 bar for high durability - Heating time of only 70 minutes for quick availability of hot water.
5. Stiebel Eltron UFP 5 Trend small cylinder with plug, thermostop, under-sink boiler 5 l low pressure, 2 kW
Experience instant warm water. This small storage heater provides perfectly tempered water for rinsing or hand washing. With a modest yet completely sufficient capacity, the device is extremely compact and can be flexibly installed in your home. The under-sink unit is also equipped with a Thermostop feature, ensuring that heat loss through the faucet is not an issue when you enjoy warm water.
Application area: Non-pressurized boiler for the bathroom sink or kitchen sink.
Comfort features: Stepless temperature adjustment via a high-quality rotary selector with tactile feedback.
Space-saving wonder: More space under the kitchen sink.
Energy-saving marvel: The most compact of its kind with the lowest power consumption. The energy-saving Thermostop function prevents unwanted heating of the faucet.
Safety: Integrated scald protection and 4-stage temperature limitation.
Faucet and installation: Low-pressure faucet required - use of a pressure faucet is not permitted. Only vertical under-sink installation. Plug-and-play: 230 V. Easy wall mounting thanks to a universal mounting rail. Simple replacement of previous models.
Scope of delivery: Stiebel Eltron small storage heater UFP 5 Trend, operating and installation instructions, wall bracket.
Stiebel EltronUFP 5 Trend small cylinder with plug, thermostop, under-sink boiler 5 l low pressure, 2 kW
6. Stiebel Eltron HDB-E 18/21/24 Trend
The HDB-E 18/21/24 Trend from Stiebel Eltron is an electronic instantaneous water heater that provides a reliable hot water supply for multiple taps in the kitchen and bathroom. Thanks to the innovative 2i technology, the appliance ensures an almost constant hot water temperature by precisely adjusting the energy required. This enables efficient use of the hot water, which both increases convenience and helps to save energy costs. The desired temperature can be set to four different levels by a specialist so that individual needs can be taken into account. The appliance is pressure-resistant and can be used with standard pressure fittings, which simplifies installation and use. With an attractive design and compact construction, the HDB-E 18/21/24 Trend is a practical solution for modern households that value efficiency and convenience. 2i technology for virtually constant hot water temperature. Adjustable to the desired temperature of 35, 43, 50 and 55 °C. Suitable for multiple tapping points in the kitchen and bathroom. Pressure-resistant appliance, compatible with standard pressurised taps. Scald protection and child safety lock can be activated by a specialist.
7. Stiebel Eltron DCE 11/13 Electronic compact instantaneous water heater for the kitchen, under-sink, VDE tested
The DCE 11/13 electronic compact instantaneous water heater from Stiebel Eltron is an efficient solution for hot water supply in the kitchen or bathroom. With its compact dimensions, the device is ideal for under-sink installation, preserving valuable storage space in cabinets. The simple operation is managed via a rotary knob, allowing for stepless adjustment of the desired water temperature between 20 and 60 °C. Thanks to the innovative bare wire heating system, the water is heated quickly and efficiently. The instantaneous water heater is equipped with a multi-level safety concept that includes temperature monitoring and scald protection to ensure user safety. The installation is quick and straightforward due to the PROFI-RAPID installation system, making it a practical choice for various applications.
- Compact design for space-saving installation under the kitchen sink or in the bathroom - Adjustable water temperature from 20 to 60 °C for individual comfort - Energy and water-saving 3i technology with electronic power control - Multi-level safety concept with temperature monitoring and scald protection - Easy and quick installation through the PROFI-RAPID installation system.
Stiebel EltronDCE 11/13 Electronic compact instantaneous water heater for the kitchen, under-sink, VDE tested
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8. Stiebel Eltron SNU 5 Plus, very compact, anti-drip, thermostop, under-sink boiler 5 l low pressure with plug, 2 kW
Experience high quality. You receive hot water quickly and without waiting time. For stepless temperature adjustment, use the high-quality rotary control with a tactile click. To keep the water at your chosen temperature consistently warm, the small storage tank requires little energy. Another advantage: replacing older models is very simple, as you can reuse the existing wall mount for this small storage tank.
Application area: Pressureless boiler for the sink in the bathroom or the kitchen sink.
Comfort features: Stepless temperature adjustment via high-quality rotary selector with tactile click. Space-saving due to compact dimensions.
Energy saving: The energy-saving thermostop function prevents unwanted heating of the faucet. Low energy losses thanks to high-quality thermal insulation of the inner tank. Water saving: The anti-drip function prevents dripping during heating, thereby reducing limescale deposits.
Safety: Integrated scald protection. 4-stage temperature limitation.
Faucet and installation: Low-pressure faucet required - use of a pressure faucet is not permitted. Only vertical under-sink installation. Plug-ready: 230 V. Easy wall mounting thanks to universal mounting rail. Simple replacement of older models.
Delivery includes: Stiebel Eltron small storage tank SNU 5 Plus, operating and installation instructions, wall mount.
Compact and high-quality small storage tank for under-sink installation as a BVB fan edition. Hot water available immediately. Very low energy losses thanks to thermostop technology. Easy installation thanks to the protective contact plug. Optimized hot water supply for higher efficiency with ECO mode. Quick and easy replacement of predecessor devices thanks to universal wall bracket.
Stiebel EltronSNU 5 Plus, very compact, anti-drip, thermostop, under-sink boiler 5 l low pressure with plug, 2 kW
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9. AEG Haustechnik DDLE Basis 18/21/24 kW Electronic instantaneous water heater, temperature selection via application
The electronically controlled instantaneous water heater impresses with high hot water comfort and a continuous temperature setting. In the event of fluctuations in pressure and inlet temperatures, the outlet temperatures remain constant. Additionally, the water heater stands out with its elegant design and slim installation depth. Thanks to the ability to handle high inlet temperatures, the electronic instantaneous water heater is also suitable for combinations with solar systems.
Strong performance – electronically controlled instantaneous water heater for remote and direct tapping, temperature setting 30° - 60°C.
Comfortable operation – continuous temperature setting with application symbols and a rotary knob.
Constant temperature – fast control electronics and precise flow measurement ensure accurate hot water control.
Easy installation – installation by a qualified electrician above or below the counter is possible with the appropriate accessories. Usable with all commercially available pressure faucets in your home.
Quality made in Germany – energy-efficient, pressure-resistant, and safe thanks to splash protection and electronic air bubble detection.
Delivery includes: An AEG instantaneous water heater DDLE Base 18/21/24 KW for pressure-resistant installation with mounting template, threaded bolts, and operating-installation manual. Weight: 3.6 kg, dimensions HxWxD 48.5x22.6x9.3 cm.
Country approval: Germany.
Electronic instantaneous water heater with high temperature comfort.
Suitable for solar applications.
Simple and quick installation.
Nearly constant outlet temperatures during pressure fluctuations, inlet temperature, and voltage variations.
AEG HaustechnikDDLE Basis 18/21/24 kW Electronic instantaneous water heater, temperature selection via application
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10. Regent 15
The Regent instantaneous water heater with a volume of 15 liters offers an efficient solution for providing hot water. With a compact design measuring 360 mm in length, 330 mm in width, and 410 mm in height, it is ideal for various installation locations. The energy efficiency class A ensures environmentally friendly operation and helps minimize energy consumption. With a rated power of 1200 watts, this wall-mounted heater reliably delivers hot water, while its weight of 8.3 kg allows for easy handling and installation. Made in Italy, the Regent instantaneous water heater combines quality and functionality, making it a practical choice for households that value a consistent hot water supply.
