Depending on showering habits, instantaneous water heaters in the bathroom can become electricity guzzlers. But modern electronic devices are at least more economical than some older models. And if you have little space in your home or no hot water tank, you have to use an instantaneous water heater anyway. But which one is best?
Stiebel Eltron HDB-E 18/21/24 Trend
Product details
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.
Boiler type | Instantaneous water heater |
Volume | 0.40 l |
Item number | 36860853 |
Manufacturer | Stiebel Eltron |
Category | Boilers |
Manufacturer no. | 204209 |
Release date | 30.6.2023 |
Colour | White |
Exact colour description | White |
Boiler type | Instantaneous water heater |
Version | Under-sink appliance |
mounting style | Face |
threaded connector | 1/2“ |
Design | Pressure resistant |
Temperature range | -35° - 55° C |
Energy efficiency class | A |
Model name | HDB-E 18/21/24 Trend |
Power supply | Electrical connection |
Nominal power | 24 kW |
Nominal voltage | 400 V |
Protection type (IP code) | IP25 |
Country of origin | Germany |
CO₂ emissions | 19.99 kg |
Climate contribution | CHF 0.48 |
Scope of delivery | Mounting template, Operating and installation instructions, Special accessories, STIEBEL ELTRON hot water generator HDB-E 18/21/24 Trend, Suspension bar |
Width | 22.50 cm |
Height | 46.60 cm |
Weight | 2.90 kg |
Volume | 0.40 l |
Length | 52 cm |
Width | 27 cm |
Height | 17 cm |
Weight | 4.03 kg |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Boilers» category have a defect within the first 24 months?
Source: Digitec Galaxus- 1.Stiebel Eltron1.2 %
- 2.Tesy1.8 %
- 3.Ariston2.2 %
- 4.Bosch Home Comfort2.8 %
- 5.AEG Haustechnik4.4 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- 1.Tesy0 days
- 2.AEG Haustechnik2 days
- 3.Stiebel Eltron3 days
- 4.Ariston5 days
Return rate
How often is a product of this brand in the «Boilers» category returned?
Source: Digitec Galaxus- 3.Tesy3.9 %
- 4.AEG Haustechnik5.5 %
- 5.Stiebel Eltron6.2 %
- 6.Sygonix6.7 %
- 7.Bosch Home Comfort10.3 %