Stiebel Eltron Mini Instantaneous Water Heater Unvented
- Undersink installation
- Threaded connection G3/8
- Min water inlet pressure of 0.9 bar or 3ltrs minute!
- Maximum operating pressure of 10 Bar
Stiebel Eltron Mini Instantaneous Water Heater Unvented for a direct hot water supply to taps!
The Stiebel Eltron is a Hydraulically controlled mini instantaneous water heater for energy efficient and water saving supply of a single hand wash basin.
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 x Depth 82mm x Height 143mm.
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!
- 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, 4.4kW, 5.7kW
- Water proof rating, IP25 (Hose-proof)
- Bare wire heating system
- Suitable for zone 1 washroom installations
- Special aerator for perfect flow pattern
- International: Also suitable for showers with inlet temperatures above 20 °C
- Undersink installation
- 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
Product Code | Power (kW) | Dimensions (mm) |
DHM3 / 236450 | 3.5 | H143 x W190 x 82 |
DHM4 / 236451 | 4.4 | H143 x W190 x 82 |
DHM6 / 236452 | 5.7 | H143 x W190 x 82 |
What is the warranty of the Stiebel Eltron mini?
Two year manufacturers 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 dont 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 01977 663331 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 helpline 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 01977 663331 and we will help you with all the information you require.
Our Delivery Charges and times are explained:
Delivery Charges
All deliveries have a standard charge of £8.50 + VAT up to 20kg. Where stated, certain products are delivered FREE of charge (mainland UK only*). Check the description of the desired product and if it says free delivery then you will not be charged for delivery*
Extra Charges
Where the weight is over 20kg we reserve the right to charge more dependent on product type and delivery postcode, our customer service team will be in touch and inform you of any extra charges before we despatch.
Delivery Times
All products will have a delivery time stated in their description. Next Working Day - these products will be delivered Next Working Day if ordered before 12.00, or in certain circumstances up until 4:00 pm. Please call if you require a Next Working Day and we will try our best to get it to you. Certain products will state within 48hrs, within 3 Days or within 5 days. These products will be delivered within the time stated. If you require delivery on a certain day please put this in the comments and we will aim to deliver on that day.
Certain products such as radiators are delivered after 5 working days, when purchasing a radiator please put in the desired delivery date which is 5 working days after ordering. In some cases, stock permitting, we can get radiators out sooner. Please call or put in the customer comments if you need something urgently and we will try our best.
Saturday Deliveries
We can arrange for a Saturday delivery for certain products, please call 01977 663331 for more details.
Please note: Although we will do our utmost to deliver your product in the time stated we cannot be held responsible for any unforeseen delays. Please do not book a plumber, electrician, etc until you have received the goods as we will not be held responsible for their time. Please read our terms and conditions for further details.
additional charges may be applicable dependent on your location please double-check with our customer service team