E-comfort instant water heater
DBX

E-comfort instant water heater DBX

Energy efficiency class A

(scale: A+ to F)

  • DBX 18: 18 kW, 400 V
  • DBX 21: 21 kW, 400 V
  • DBX 24: 24 kW, 400 V
  • DBX 27: 27 kW, 400 V

This is where the DBX is used.

  1. Handwashbasin

    Handwashbasin

  2. Shower

    Shower

  3. Bath tub

    Bath tub

  4. Kitchen sink

    Kitchen sink

The cost-effective alternative.

The basic unit of our series of electronic instant water heaters comes without any user controls. That’s why the DBX is surprisingly inexpensive.

  • Electronically controlled basic instant water heater without user controls
  • Automatic heating adjustment based on flow rate and inlet temperature, outlet temperature is factory-set to 50 °C (adjustable internally)
  • Electronic safety system with temperature and pressure shut-off
  • Dimensions (height × width × depth): 46.6 × 23.0 × 9.7 cm

Technical data

>

Data. Values. Facts.

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
E-comfort instant water heater DBX 18 E-comfort instant water heater DBX 21 E-comfort instant water heater DBX 24 E-comfort instant water heater DBX 27
Handwashbasin Shower Bath tub Kitchen sink Handwashbasin Shower Bath tub Kitchen sink Handwashbasin Shower Bath tub Kitchen sink Handwashbasin Shower Bath tub Kitchen sink
DBX 18 DBX 21 DBX 24 DBX 27
Part number
Nominal power rating [kW]
Maximum operating pressure [MPa (bar)]
Water connections (thread connections)
Hot water output at Δt = 28 K 1) [l/min]
Switch-on flow rate [l/min]
Maximum flow rate 2) [l/min]
Supply voltage [3~ / PE 400 V AC] permanent connection
Nominal current [A]
Required cable diameter [mm²]
Maximum inlet temperature [°C]
Protection class
Specific water resistance at 15 °C [Ωcm] ≥
Weight filled with water [kg], approx.
3200-34118 3200-34121 3200-34124 3200-34127
18 21 24 27
1 (10) 1 (10) 1 (10) 1 (10)
G ½" G ½" G ½" G ½"
9.2 10.7 12.3 13.8
2.5 2.5 2.5 2.5
7.0 8.0 8.0 9.0
26 30 35 39
4.0 4.0 6.0 6.0
30 30 30 30
IP 25 IP 25 IP 25 IP 25
1300 1300 1300 1300
3.7 3.7 3.7 3.7

1) Temperature increase e.g. from 12 °C to 40 °C, mixed water

2) Limited flow amount for optimal temperature increase

Downloads

>

Media Title Date Size
Installation Instruction Booklet Installation Instruction Booklet.pdf 01.01.2021 759 kB
> download
Operating Instruction Booklet Safety Operating Instruction Booklet.pdf 01.01.2021 6,7 MB
> download
Safety Instructions Safety Instructions.pdf 01.01.2021 6,7 MB
> download
Technical Data Sheet Technical Data Sheet.pdf 01.01.2021 759 kB
> download

Your advantages:

  1. Cost-saving

    Cost-saving

  2. Water-saving

    Water-saving

  3. Short water paths

    Short water paths

Installation video

Our Products



E-compact instant water heater CEX-U
CDX-U: 11  kW, 400 V
E-compact instant water heater CEX-U
CEX 9: 6.6/8.8  kW, 220-240 V
CEX: 11/13.5  kW, 400 V
E-compact instant water heater CDX-U
DSX Touch: 18/21/24/27 kW, 400 V
E-compact instant water heater CEX
DCX Next: 18/21/24/27  kW, 400 V
E-compact instant water heater with tap CEX / CSO
DEX Next:18/21/24/27 kW, 400 V
DEX 12 Next:8.8/11.5 kW, 220–240 V
E-compact instant water heater CEX 9-U
DBX 18: 18 kW, 400 V
DBX 21: 21 kW, 400 V
DBX 24: 24 kW, 400 V
DBX 27: 27 kW, 400 V
E-compact instant water heater CEX 9
DSX Twin: 2 × 18/21/24/27 kW, 2 × 400 V
E-compact instant water heater CEX 9
WHT: 1.0 kW, 230 V