Dark mode
only water heatersin all categories
only water heaters
USA

Stiebel Eltron DEL 18/21/24

Photos - Boiler Stiebel Eltron DEL 18/21/24
Outdated Product
$759.96 up to $769.08
Type: tankless; Energy source: mains; Power source: 400 V; Power consumption (W): 24000; Performance (Δt ~25 °C) (L/min): 12.3; Heating elements: 1; thermostat; overheat protection; Pipe connection: bottom; Dimensions (cm): 48x22.5x10.5;
Find prices on Amazon.com
Find prices on eBay.com
add to listmy lists
We recommend products in stockWater Heaters Stiebel Eltron →
Clage Cl DSX Touch DSX Touch
from $792.21 
tankless, 27000 W, at Δt ~25°C 13.8 L/min, protection: from overheating
Stiebel Eltron DHC-E DHC-E 10
from $701.82 
tankless, 10000 W, at Δt ~25°C 4 L/min, protection: from overheating
Stiebel Eltron DHE DHE 18
from $699.98 
tankless, 18000 W, at Δt ~25°C 9.2 L/min, protection: from overheating
AEG DDLE OKO TD 18/21/24
from $604.95 
tankless, 24000 W, at Δt ~25°C 12.3 L/min, protection: from overheating
Clage DE DEX
from $581.90 
tankless, 27000 W, at Δt ~25°C 13.8 L/min, protection: from overheating
Stiebel Eltron DHC-E DHC-E 12
from $499.75 
tankless, 12000 W, at Δt ~25°C 5 L/min, protection: from overheating
Stiebel Eltron DHE DHE 18/21/24
from $990.25 
tankless, 24000 W, at Δt ~25°C 12.3 L/min, protection: from overheating
AEG DDLE OKO TD 27
from $410.95 
tankless, 27000 W, at Δt ~25°C 13.8 L/min, protection: from overheating
Stiebel Eltron DHB-E DHB-E 18
from $533.57 
tankless, 18000 W, at Δt ~25°C 9.2 L/min, protection: from overheating
Stiebel Eltron DHB-E DHB-E 27
from $533.57 
tankless, 27000 W, at Δt ~25°C 13.8 L/min, protection: from overheating
Stiebel Eltron DHF DHF 15
from $464.11 
tankless, 15000 W, at Δt ~25°C 7.7 L/min, protection: from overheating
Stiebel Eltron DHF DHF 21
from $464.11 
tankless, 21000 W, at Δt ~25°C 10.7 L/min, protection: from overheating
Stiebel Eltron DHB DHB 27
from $399.80 
tankless, 27000 W, at Δt ~25°C 14 L/min, protection: from overheating
AEG DDLE Basis 18/21/24
from $398.69 
tankless, 24000 W, at Δt ~25°C 12.3 L/min, protection: from overheating
AEG DDLT DDLT 27
from $328.83 
tankless, heat exchanger 27 kW, at Δt ~25°C 14.7 L/min, protection: from overheating
Stiebel Eltron DEL 18/21/24
Main
Typetankless
Energy sourcemains
Installationvertical
Tank shaperectangular
Technical specs
Power source400 V
Power consumption24000 W
Max. water temperature60 °C
Performance (Δt ~25 °C)12.3 L/min
Water supplywith pressure
Heating elements1
Heating element typeheating coil
Features
Functionsthermostat
display / LCD /
Safety systemsoverheat protection
General specs
Controlselectronic
Controls layoutfront
Pipe connectionbottom
Dimensions (HxWxD)48x22.5x10.5 cm
Weight5.2 kg
Added to E-Catalogjanuary 2009
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Stiebel Eltron 2025 - new arrivals, bestsellers, and the most relevant models Stiebel Eltron.
Which is better: wet or dry heating element in a water heater?Learning the design features, pros and cons of "wet" and "dry" heating elements in water heaters
Detailed FAQ on storage water heatersWe answer the most common questions regarding the installation and operation of storage water heaters
Additional features water heater Stiebel Eltron DEL 18/21/24:
  • Power adjustable 18/21/24 kW
  • Air lock protection system
  • Energy saving mode
  • Ability to connect a remote control
Similar models:
  • Model DEL 18 — power 18 kW
  • Model DEL 27 — power 27 kW

Filters
Models