MCD3 Digital Thermostat

The MCD3 is a full featured digital thermostat designed to the highest standards for control of electric underfloor heating. Meeting all requirements of the European Eco-design Directive the MCD3 helps lower the environmental impact by eliminating power wastage.

  • Display
  • ECOdesign
  • Programmable

Produkt anfordern Documents FAQ

MCD3 digital termostat from OJ Electronics

MCD3-1999Worry-free thermostat for electric underfloor heating

Its flexible features will ensure keeping the indoor temperature warm and comfortable regardless of different climate and individual needs.

The MCD3 benefits from the User Centered Design approach of OJ Electronics. This grants you an effortless handling during both installation and daily use.

Energy efficient to the highest standards 

Perfectly in line with the design philosophy of OJ  Electronics the fully digital MCD3 controller has, without any com promise, been engineered to meet the European Ecodesign Directive for electric floor heating to the highest degree.

Therefore you are now able to bring your electric floor heating solution in compliance with the requirements without the need for buying and installing any additional controllers.

Tailoring the heating to your specific needs

You can pre-programme the MCD3 in a number of ways which all together help you reduce your energy consump-tion and cost of heating.

The full flexible programming of the build in ‘4 Event  Heating Schedule” lets you tailor the heating to your specific needs for the day and week – intuitively and  hassle free.

In case you change your plans, the MCD3 does not let you down. The ‘Manually Override’ function allows you to change the heating to match your actual needs with the push of a button.

The MCD3 also offers an intelligent ‘Adaptive Start’  function which automatically will adjust the heating to your specific environment. This ensures that you will be enjoying the right temperature at the right time.

With the build in ‘Open Window’ function activated the MCD3 helps save energy by pausing the heating when a sudden temperature drop happens e.g. when a window or a door to colder air is opened.

  • Highest rating according to the European Ecodesign Directive
  • Possible to integrate with external control
  • Contemporary design, compatible with standard wall sockets and available in several colours
  • Intuitive user-interface for trouble-free programming and daily use

Product Documents

Product Sheets
Product Sheet, MCD3, English
File type/size:PDF ( 260,74 kB )
Sales Sheet, MCD3, English
File type/size:PDF ( 991,71 kB )
File type/size:PDF ( 3,63 MB )
Product Catalogue 2024 Europe-Asia-South-America, English
File type/size:PDF ( 2,54 MB )
User Manuals
User Manual, MCD3-1999, English
File type/size:PDF ( 568,95 kB )
User Manual, MCD3-1999, French
File type/size:PDF ( 576,44 kB )
User Manual, MCD3-1999, German
File type/size:PDF ( 575,37 kB )
User Manual, MCD3-1999, Swedish
File type/size:PDF ( 573,10 kB )
User manual, MCD3-1999, Czech
File type/size:PDF ( 575,48 kB )
User manual, MCD3-1999, Dutch
File type/size:PDF ( 573,77 kB )
User manual, MCD3-1999, Finnish
File type/size:PDF ( 570,64 kB )
User manual, MCD3-1999, Hungarian
File type/size:PDF ( 576,25 kB )
User manual, MCD3-1999, Lithuanian
File type/size:PDF ( 575,49 kB )
User manual, MCD3-1999, Polish
File type/size:PDF ( 575,11 kB )
User manual, MCD3-1999, Portuguese
File type/size:PDF ( 574,96 kB )
User manual, MCD3-1999, Russian
File type/size:PDF ( 590,05 kB )
User manual, MCD3-1999, Spanish
File type/size:PDF ( 573,55 kB )
User manual, MCD3-1999, Ukrainian
File type/size:PDF ( 589,38 kB )
Instructions WEB, MCD3-1999-OJE6 (EN, SV, FI, DE, FR, ES, NL, PL, RU, CS, HU, UK, LT, PT )
File type/size:PDF ( 1,72 MB )
Instructions, MCD3-1999-OJE6 (EN, SV, FI, DE, FR, ES, NL, PL, RU, CS, HU, UK, LT, PT )
File type/size:PDF ( 399,99 kB )
Environmental Declarations
Declaration on Environment and Materials, MCD3-1999, 2023-12
File type/size:PDF ( 174,14 kB )

Produkt FAQ

Step-by-step guide: Choosing and programming a heating schedule
Step-by-step guide: Temporary – and manual override

MCD3 Related products

MCD3 digital termostat from OJ Electronics

for you

We deliver high-quality product platforms as the perfect foundation for your customisation and differentiation. Having unique, customised solutions enables you to set yourself apart in the market on the exact parameters that are important to you and your customers.

Contact us


Technischer Support

für alle unsere Produkte

Angebot einholen

Sie interessieren sich für unsere Produkte?

Die Abwicklung Ihrer Bestellun­gen

Ich brauche weitere Infos

Sonstige Fragen