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E-comfort instant water heater
DEX 12

E-comfort instant water heater DEX 12

Energy efficiency class A

(Scale: A+ to F)

  • DEX 12: 8.8/11.5 kW, 220–240 V

This is where the DEX 12 is used.

  1. Handwashbasin

    Handwashbasin

  2. Shower

    Shower

  3. Bath tub

    Bath tub

  4. Kitchen sink

    Kitchen sink

Convenient, economical and reliable.

The DEX 12 has everything that makes an excellent electronic E-comfort instant water heater. The desired temperature can be selected directly and is easy to read on the large, backlit LCD display.

  • Electronically controlled E-comfort instant water heater
  • Large backlit LCD display for temperature display
  • Two temperature memory buttons
  • Precise temperatures between 20 °C and 55 °C with TWIN TEMPERATURE Control TTC® up to the full rated power output
  • With the Multiple Power System MPS®, the maximum power rating is set at the time of installation: 8.8 or 11.5 kW (at 230 V).
  • Remote control module available as an accessory: FX wireless remote control
  • Dimensions (height × width × depth): 46.6 × 23.0 × 9.7 cm

Technical data

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Data. Values. Facts.

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
E-comfort instant water heater DEX 12
Handwashbasin Shower Bath tub Kitchen sink  
DEX 12
Part number
Nominal power rating 1) (variably adjustable due to MPS) [kW]
Maximum operating pressure [MPa (bar)]
Water connections (thread connections)
Hot water output at Δt = 28 K 2) [l/min]
Switch-on flow rate [l/min]
Maximum flow rate 3) [l/min]
Supply voltage [1~ / N / PE 220–240 V AC] permanent connection
Nominal current [A] at 230 V
Required cable diameter [mm²]
Maximum inlet temperature [°C]
Solar-ready 4)
Protection class
Specific water resistance at 15 °C [Ωcm] ≥
Weight filled with water [kg], approx.
3200-34212
11.5 8.8
1 (10) 1 (10)
G ½" G ½"
5.9 4.5
2.5 2.5
5.0 5.0
50.0 38.0
10 10
70 70
IP 25 IP 25
1300 1300
3.7 3.7

1) The selected power rating determines the values of nominal current, cable diameter and hot water output

2) Temperature increase e.g. from 12 °C to 40 °C (mixed water at flow rate >5 l/min)

3) Limited flow amount for optimal temperature increase

4) Suitable for reheating

Downloads

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Media Title Date Size

Product information sheet

DEX12-PI-en.pdf

11.04.2019

> download
Product information sheet DEX12-PI-en.pdf 11.04.2019 1,0 MB
> download

Operating instructions

DEX12-GA-de-en.pdf

26.09.2018

> download
Operating instructions DEX12-GA-de-en.pdf 26.09.2018 532 kB
> download
  Older versions> 
 Operating instructionsDEX12-GA-de-en-04-2016.pdf> download> download
 Operating instructionsDEX12-GA-de-en-03-2015-v2.2.pdf> download> download
 Operating instructionsDEX12-GA-de-en-02-2015-v2.2.pdf> download> download
  Further versions on request 

Installation instructions

DEX12-MA-de-en.pdf

26.09.2018

> download
Installation instructions DEX12-MA-de-en.pdf 26.09.2018 2,8 MB
> download
  Older versions> 
 Installation instructionsDEX12-MA-de-en-04-2016.pdf> download> download
 Installation instructionsDEX12-MA-de-en-02-2015-v2.2.pdf> download> download
  Further versions on request 

Installation accessories

DX2-Montageschablone-de-en-fr-nl-pl-cs-sk-pt-es-sv.pdf

03.04.2018

> download
Installation accessories DX2-Montageschablone-de-en-fr-nl-pl-cs-sk-pt-es-sv.pdf 03.04.2018 240 kB
> download

Safety instructions

Sicherheitshinweise-Durchlauferhitzer-de-en-fr-nl-pt-es-pl-sv-cs-sk-bg-no-fi-ru-sr.pdf

29.01.2019

> download
Safety instructions Sicherheitshinweise-Durchlauferhitzer-de-en-fr-nl-pt-es-pl-sv-cs-sk-bg-no-fi-ru-sr.pdf 29.01.2019 572 kB
> download

Energy label

DEX12-Energielabel_2017.pdf

24.09.2018

> download
Energy label DEX12-Energielabel_2017.pdf 24.09.2018 221 kB
> download

ErP product sheet

DEX12-ErP-Produktdatenblatt.pdf

24.09.2018

> download
ErP product sheet DEX12-ErP-Produktdatenblatt.pdf 24.09.2018 231 kB
> download

CE Conformity

DSX-Touch-DSX-DEX-DEX12-DCX-DCX13-DBX-DLX-DSX-Twin-Konformitaetserklaerung-CE-Conformity-de-en-2018-05.pdf

17.07.2018

> download
CE Conformity DSX-Touch-DSX-DEX-DEX12-DCX-DCX13-DBX-DLX-DSX-Twin-Konformitaetserklaerung-CE-Conformity-de-en-2018-05.pdf 17.07.2018 164 kB
> download

Price list

Product-Price-List-PPL-en.pdf

07.05.2019

> download
Price list Product-Price-List-PPL-en.pdf 07.05.2019 3,3 MB
> download

Accessories

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FX

FX (optional)

Remote control including transmission unit FXE for installation into the instantaneous water heater. In addition to user controls directly at the unit, the remote control allows for convenient temperature adjustment of the instant water heater at interior distances of up to 10 meters. Secure, bidirectional wireless transfer, continuous two-button temperature selection, two pre-set buttons and a LCD display, magnetic wall holder and ­batteries (included). IP 20. Dimensions (H × W × D): 5.8 × 12.5 × 1.9 cm

FX: Part no. 2400-26090

RDX

RDX (optional)

The universal mounting frame RDX, which allows for an electrical connection at any position behind the unit, is available as an accessory.
> With electronic wiring and tap extensions
> For difficult installation conditions, for example, exchanging an instant water heater with different connections
> Compensates for uneven tiles or wall irregularities
> Installation must be performed by a specialist

RDX: Part no. 3200-34100

UDX

UDX (optional)

Pipe assembly for undersink installation with water connections, top flush-mounted G ⅜ inch (basic mounting kit RDX required).

UDX: Part no. 3200-34110

VDX

VDX (optional)

Pipe assembly for offset installation or reversed water connections when exchanging gas water heaters (basic mounting kit RDX required).

VDX: Part no. 3200-34120

Interesting features.

  1. Smart Control-ready

    Smart Control-ready

  2. Remote control (optional)

    Remote control (optional)

  3. Solar-compatible, suitable for reheating

    Solar-compatible, suitable for reheating

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