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Stiebel-Eltron Mini Instantaneous Water Heater Unvented

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Quick Code: # 12231
£148.00 ex. VAT £177.60 incl. VAT

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Availability: In stock

Warranty: 2 Year
Delivery: 3-5 Working Days
  • Mini under-sink water heater for one or several draw-off points
  • No expansion kit or accessories required, standard water connections
  • Flow rates >2 l/min ~ 3.3 l/min, based on water inlet temp of 6C ~ 14C
  • It is installed with commercially available pressure taps
  • Three outputs to choose from, 3.5kW, 4kW, 6kW
  • Suitable for domestic and commercial applications

Details

Unvented instant water heater for a direct hot water supply to taps!

The Stiebel-Eltron instant water heater is manufactured in Germany a sign of precision engineering and reliability. This mini instant water heater is one of the smallest compact water heaters on the market. The width is 190mm (7.5") x Depth 80mm (2.8") x Height 135mm (5.5". The mini is available in 3 outputs from stock please see options. All water heaters are supplied with 500mm of flexible steel hose, T-piece, washers and spray nozzle for domestic tap fittings to ensure a quick and easy installation!

The Mini Under-sink water heater is for one or several draw-off points (Not simultaneously). No expansion kit or accessories required, suitable for standard tap connections and is supplied with tap spray nozzle!


  • This water heater is available in 3 different outputs from stock 3.5/4/6kW, please see options.
  • Supplied with 500mm of flexible steel hose, T-piece, washers and spray nozzle
  • Pre-fitted with 700mm of electrical cable for quick and easy installation
  • Flow rates >2 l/min ~ 3.3 l/min, based on water inlet temp of 6C ~ 14C
  • Ideal for washrooms where hot water is required instantly
  • Suitable for domestic and commercial applications!
  • It is installed with commercially available pressure taps
  • Three outputs to choose from, 3.5kW, 4kW, 6kW
  • Water proof rating, IP 25 (Hose-proof)
  • Bare wire heating system
  • Suitable for zone 1 washroom installations
  • WRAS/VDE/CE approvals
  • Threaded connection G3/8
  • Min water inlet pressure of 0.9 bar or 3ltrs minute!
  • Maximum operating pressure of 10 Bar

Additional Information

SKUDHM
Power (kW)No
Btu'sNo
BrandStiebel Eltron


Model
Height (mm)
Width (mm)
Depth (mm)
kW
Current (I)
Conductor Size (mm)
Flow Rates (l/min)
DHM3
135
191
82
3.5
15
1.5 mm2
2.0
DHM4
135
191
82
4
20
2.5 mm2
2.5
DHM6
135
191
82
5.7
25
4.0 mm2
3.3

    What is the warranty of the Stiebel Eltron mini?

    Two year manufacturer’s warranty!

        I have a 13amp power supply will the Stiebel Eltron mini be suitable?

        No the Stiebel-Eltron Instantaneous mini unvented water heater 3.5kW requires a minimum of 15amp, the 4.0kW requires a minimum of 20amp and the 6kW requires a minimum of 25amp, all 3 heaters should have an independent power supply!

            Do I need any other accessories for the Stiebel Eltron instant water heater?

            No expansion kits or accessories required. The mini unvented water heater has been designed for connecting directly to the hot water supply tap using 15mm pipe fittings, installation is quick and easy!

                What temperatures can be achieved with this water heater?

                38C with flow rates from >2 l/min ~ 3.3 l/min!

                    Can you fit a UK 13amp plug to the Stiebel Eltron instant water heater?

                    No all instant water heaters must be installed by a competent electrician and for safety reasons they must be hard wired to a suitable power supply!

                        What size cable do I need for the Stiebel Eltron mini instant water heaters?

                        The 3.5kW requires a minimum of 1.5mm2, the 4.0kW requires a minimum 2.5mm2 and the 6kW requires a minimum of 4mm2!

                            I have very high water pressure will this affect the Stiebel Eltron performance?

                            The Stiebel Eltron instant water heater has an inbuilt water stabiliser so it will regulate fluctuating water pressures ranging from 0.9bar up to 10bar if you are unsure of your cold water supply pressure you can ask your water supplier to check this for you free of charge!

                                I don’t have a mains water supply can I use the Stiebel Eltron instant water heater?

                                The Stiebel Eltron requires a mains water supply with a minimum of 1bar pressure. However if there are no mains water supplies you can use a header tank feed, this can be achieved with a cistern type water header tank giving a minimum head of 10 meters (33ft)!

                                    I have a problem with lime scale will the Stiebel Eltron unvented be suitable?

                                    The Stiebel Eltron mini unvented water heater is suitable for hard water areas!

                                        Do you have spare parts for the Stiebel Eltron instant water heater?

                                        We carry some spares for the Stiebel Eltron instant water heater please call our sales team on 0844 884 2900 for any enquiries!

                                            What pipe fittings do I need for the Stiebel Eltron instant water heater?

                                            The pipe fittings are standard UK 15mm pipes!

                                                Can I install the Stiebel Eltron in an outbuilding that is not heated?

                                                We do not recommend that the Stiebel Eltron water heater is installed in a room where it may be subject to freezing!

                                                    If I have a problem with the Stiebel Eltron instant water heater who do I contact?

                                                    Stiebel Eltron have a customer help line on 0151 346 2300 (UK Only). Stiebel Eltron will also want to know when and where you purchased the goods, if you have forgotten your date of purchase please call our customer services team on 0844 884 2900 and we will help you with all the information you require.
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