Termostato de suelo radiante Vicare de Viessmann ZK03838 - Q-Tech ® 2026

Vicare Viessmann underfloor heating control

Regular price €429,52 Offer price€359,90
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Viessmann Vicare Underfloor Heating Control

Vicare underfloor heating thermostat, capable of controlling up to 6 zones
Underfloor heating (230V valve heads) and 3 heads per zone via wireless communication (low-power radio frequency). Each zone requires
A climate sensor (wireless room probe), (low power radio frequency). Underfloor heating thermostat for individual room control.

The ViCare underfloor heating control device can only be used with:

- Heat generator with Viessmann One Base.

- Viessmann heat generator with Vitoconnect, e.g. OPTO2 model.

- Vitoconnect, e.g. OPTO2 model without connection to a Viessmann heat generator.

Communication between the ViCare underfloor heating control device and the heat generator with Viessmann One Base or Vitoconnect takes place via low radio frequency signals.

Viessmann Vicare underfloor heating control functions:

- The zones of the ViCare underfloor heating control device can be included in the individual temperature regulation, which is comfortable and energy efficient.

- Individual temperature regulation can also be achieved using automatic individual time programs and manual control.

- The ViCare underfloor heating control device has a control contact for heat demand or solenoid valve control.

- When operating with the heat generator with Viessmann One Base or Vitoconnect, e.g. OPTO2 model, the heat demand is automatically determined and optimally controlled.

Note: At least one temperature reading from one ViCare climate sensor is required per heating circuit.

The ViCare underfloor heating control unit features internal frost protection to prevent the cables from freezing. If the supply temperature drops below 8°C, the ViCare underfloor heating control unit will open until the supply temperature is reached again.

- With a protection function for the heating circuits in case of a communication failure with the heat generator using Viessmann One Base or Vitoconnect, e.g., model OPTO2. The heat demand is activated and all valves are regulated to 10%. When communication is restored, the valves return to normal operation.

- The ViCare underfloor heating control device is compatible with operation with 230V thermal servomotors “closed without current” (provided by the installation company).

Don't just trust our words.

★★★★★

(NEW 07/2024)

Fantastic service. I highly recommend this company. What I appreciated was the quick responses, and the technical capability of Federico. As an engineer I get tired of people only interested I selling. Q-Tec was not like this. They took the time to recommend a solution AND. Support it with good solid science.
Highly recommend this company.

-Google review-

DrLoganm

La Pobla de Montornes, Tarragona

★★★★★

(NEW 09/2024)

This company has really helped me forward with serious technical advice on deciding what replacement pump to order for my pool.

Actually, they actively prevented me from buying the conservative more noisy solution that would also have cost me more on energy consumption in the next years.

-Google review-

Kornel J.

Kapel-Avezaath, Netherlands

★★★★★

(NEW 02/2025)

De warmtepomp die Q-tech bij ons geïnstalleerd heeft werkt top ! Zij werken alleen met topkwaliteit .
Onze eerste winter - starten bij nachtelijke buitentemperaturen rond het vriespunt. In minimum they are 30-32 degrees. In deze dan ook kunnen handhaven. Heerlijk dat wat beloofd is also effective uitkomt. We kunnen altijd op hen rekenen. The Q-tech team is top!

-Google review-

Veerle H.

Alhama de Granada, Malaga

★★★★★

(NEW 06/2024)

Friendly, professional, always willing to lend a hand.

I've received all the help I've needed. The customer service has been outstanding.
Thanks for everything!

-Google review-

Albert A.

Caldes de Montbui, Barcelona

★★★★★

(NEW 16/09/2024)

Really happy with the technical support provided by Federico which correctly identified the issue I was having with my one year old pump.

The accurate support (in English) and over WhatsApp really helped me navigate a stressful 2 day period in not having running water. Thank you!

-Google review-

Paul C.

Malaga

★★★★★

Hat alles super geklapptDie Ware ist also früher als geplant angekommenImmer wieder gerne.

-Judge.me review-

Gerald B.

Rannnersdorf an der Zaya, Austria

★★★★★

Material received within 48 hours.

20 minutes on the phone for installation questions and THANK YOU THANK YOU THANK YOU.

100% Professionals.

-Store review-

Alvaro P.

B. of Salamanca, Madrid

★★★★★

Quick delivery, seems to work.

-Judge.me review-

Lucas T.V.

Kristianstad, Sweden

★★★★★

(NEW 08/2024)

5*, hervorragende technische Beratung zu unserer Wärmepumpe.

-Judge.me review-

Urs C.

Fluntern Zürich, Switzerland