E-comfort instant water heater
DEX 12 Next L

Energy efficiency class A

(Scale: A+ to F)

DEX 12 Next L: 8.8/11.5 kW, 220–240 V

Technical data
Downloads
Accessories

This is where the DEX 12 Next L is used.

Handwashbasin
Shower
Kitchen sink

Convenient with LED display

New product
The DEX 12 Next L is conveniently controlled via an LED display with sensor keys. The two memory buttons are set to 38 °C and 42 °C respectively. Desired temperatures can be set individually. Parameters can be set and read out via the service menu.

Awards E-comfort instant water heater DEX 12 Next L

Electronically controlled comfort instantaneous water heater with sensor control panel and LED display
Precise temperatures between 20 °C and 60 °C thanks to TWIN TEMPERATURE Control TTC.
Particularly air-resistant heating system thanks to innovative heating channel arrangement
Bare-wire heating system IES ensures a longer service life, less calcification and is efficient and easy to maintain
Electronic safety system with air bubble detection, temperature and pressure shut-off
Multiple Power System MPS determines the maximum power consumption at installation: 8,8 oder 11,5 kW, 230 V
Easy installation thanks to free installation space and variable connection options
Suitable for water-saving fittings: particularly low switch-on water quantity from 1.5 l/min thanks to innovative water flow technology
Dimensions (height × width × depth): 46.8 × 23.9 × 9.6 cm

Technical data

Data. Values. Facts.



DEX 12 Next L

Part number

Nominal power rating ¹⁾ (variably adjustable due to MPS) at 230 V [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 at 230 V [A]

Required cable diameter [mm²]

Maximum inlet temperature [°C]

Protection class

Specific water resistance at 15 °C [Ωcm] ≥

Weight filled with water [kg], approx.

3200-36452
8.8	11.5
1 (10)	1 (10)
G ½"	G ½"
4.5	5.9
1.5	1.5
5.0	5.0

38.3	50.0
10	10
30	30
IP 25	IP 25
1300	1300
4.2	4.2

1) The selected power rating determines the values of nominal current 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

Downloads

	Media type	Title	Date	Size
Product information sheet DEX12-Next-L-PI-en.pdf 06.06.2023 > download	Product information sheet	DEX12-Next-L-PI-en.pdf	06.06.2023	404 kB > download
Operating and installation instructions DEX12-Next-L-Online-GMA-de-en-fr-nl-pt-es-pl-ru-cs-sk-bg-sr-03-2023.pdf 16.03.2023 > download	Operating and installation instructions	DEX12-Next-L-Online-GMA-de-en-fr-nl-pt-es-pl-ru-cs-sk-bg-sr-03-2023.pdf	16.03.2023	36,0 MB > download
Quick guide DEX12-Next-L-KA-de-en-fr-nl-pt-es-pl-ru-cs-sk-bg-sr.pdf 26.05.2023 > download	Quick guide	DEX12-Next-L-KA-de-en-fr-nl-pt-es-pl-ru-cs-sk-bg-sr.pdf	26.05.2023	6,2 MB > download
Image-only instructions DX3-230V-Bilderanleitung-mit-DMB.pdf 19.07.2023 > download	Image-only instructions	DX3-230V-Bilderanleitung-mit-DMB.pdf	19.07.2023	1,9 MB > download
Energy label DEX12-Next-L-Energielabel-2023.pdf 28.03.2023 > download	Energy label	DEX12-Next-L-Energielabel-2023.pdf	28.03.2023	232 kB > download
ErP product sheet DX3.1-DEX12-Next-L-ErP-Produktdatenblatt.pdf 27.03.2023 > download	ErP product sheet	DX3.1-DEX12-Next-L-ErP-Produktdatenblatt.pdf	27.03.2023	102 kB > download
Product photo DEX-Next-L-frontal.jpg 20.09.2023 > download	Product photo	DEX-Next-L-frontal.jpg	20.09.2023	294 kB > download
Neues Element (57) DEX-Next-L-Bedienfolie.jpg 20.09.2023 > download	Neues Element (57)	DEX-Next-L-Bedienfolie.jpg	20.09.2023	62 kB > download

Accessories

FX 3 (optional)

Additional remote control for convenient temperature adjustment of the instantaneous water heater over a distance of approx. 10 metres in the building. Secure, Bluetooth® wireless transmission, stepless temperature selection via two keys, two fixed value keys and an LCD display, magnetic wall bracket and batteries (included). IP 20. Dimensions (H × W × D): 5.8 × 12.5 × 1,9 cm

FX 3: Part no. 3200-34021

Operating and installation instructionsFX3-GMA-de-en.pdf (1,54 MB)

FXS 3 (D, M) (optional)

FX 3 Radio remote control plus Bluetooth^® radio adapter FXE in a set for installation in the instantaneous water heater. In addition to the operation at the device, the radio remote control enables the comfortable temperature adjustment of the instantaneous water heater over a distance of approx. 10 metres in the building. Secure Bluetooth wireless transmission, stepless temperature selection via two keys, two fixed value keys and an LCD display, magnetic wall bracket and batteries (included). IP 20. Dimensions (H × B × T): 5,8 × 12,5 × 1,9 cm

FXS 3 (D, M): Part no. 3200-34020

FXE 3 (D, M) (optional)

Bluetooth^® radio adapter for installation in the instantaneous water heater to connect the electric instantaneous water heater to the Smartphone / Tablet or the CLAGE remote control. This extension is required if the devices are not yet equipped with a FX 3 radio remote control.

FXE 3 (D, M): Part no. 3200-34022

Operating and installation instructionsFXE3-GMA-de-en.pdf (458 kB)

FXS Next (D) (optional)

Bluetooth radio remote control for electronic instantaneous water heaters, temperature selection and settings via sensor keys in an intuitive menu navigation, with e-paper display, Bluetooth connection for secure data transmission between radio remote control and instantaneous water heater, FXE 3 radio adapter for installation in the instantaneous water heater (D series) included in the scope of delivery of FXS Next, batteries and magnetic wall bracket included in the scope of delivery.

FXS Next (D): Part no. 3200-34025

RDX 3 (optional)

If required, the universal mounting frame RDX 3 is available as an accessory, with which the electrical connection can be made at any point behind the device. The IP protection class of the device with RDX 3 is IP24. With electrical wiring and pipe extensions. For difficult installation conditions, e.g. replacement of a flow heater with different connections. Compensates for tile projections or wall unevenness. Installation only by a specialist.

RDX 3: Part no. 3200-36100