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Thermostats and time switches

You have also come to the right place for controlling your Mark HVAC unit. We have a wide range of room thermostats and clock thermostats.

PinTherm Connect digital room thermostat
PinTherm Connect digital room thermostat
  • Power: 230Vac / 50Hz
  • Own consumption: < 9W
  • Clock: 24 hour clock with automatic summer/winter time switching
  • Switching programs: 3 switching programs a day
  • Switching differential: 0,1 – 3K
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PinTherm Infra Connect digital room thermostat
PinTherm Infra Connect digital room thermostat
  • Power : 230Vac / 50Hz
  • Own consumption : < 9W
  • Clock : 24 hour clock with automatic summer/winter time switching
  • Switching programs : 3 switching programs a day
  • Switching differential : 1°C
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PinTherm Mistral room thermostat
PinTherm Mistral room thermostat
  • Power: 230Vac / 50Hz
  • Clock: 24 hour clock with automatic summer/winter time switching
  • Switching programs: 3 switching programs a day
  • Switching differential: 0,1 – 3K
  • Dimensions: 166 x 160 x 106mm (lxwxh)
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PinTherm Infra HE Connect digital temperature control
PinTherm Infra HE Connect digital temperature control
  • Power: 230Vac / 50Hz
  • Dimensions: 376 x 300 x 120mm (WxHxD)
  • Protection class: IP54
  • Mounting of display: built-in / wall installation
  • Maximum number of Infra HE’s: 8
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Zone control Infra
Zone control Infra
  • Delivery: Control panel with external display
  • Size ext. display (WxHxD): 160x98x43mm
  • Languages: English, French, German and Dutch
  • Protection class: IP20
  • Mounting of display: built-in / wall installation
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OptiTherm+ digital clock thermostat
OptiTherm+ digital clock thermostat
  • Push-button for switching the heating mode on and off.
  • Push-button for switching the fan of the air heater(s) on and off.
  • LED to indicate a malfunction along with notification on the display in the form of a failure code.
  • Reset button to release a burner malfunction.
  • An annual clock with 20 program blocks, clock program Mon-Fri, Tues-Fri, Sat-Son, daily or every day.
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Chronotherm Touch modulating thermostat
Chronotherm Touch modulating thermostat
  • Display: large touch screen with backlight.
  • The touch screen display can be locked in whole or in part.
  • Cleaning ability for the touch screen wihtout changing the settings.
  • Clock program: week program.
  • Adjustable up to 6 periods per day.
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230V room thermostat
230V room thermostat
  • Required temperature adjustable from 10…30°C
  • Switch contact voltage free max. 4A / 230V
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Clock thermostat RAM 811
Clock thermostat RAM 811
  • Language can be set to English, German, Dutch, French, Italian or Spanish.
  • NO contact, voltage free max. 10A(2)/250V~
  • Temperature measurement range 0…50°C increments of 0.1°C.
  • Temperature setting range 2…30°C in stages from 0.2°C.
  • 3 control programmes, freely programmable with 40 memory points.
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Waterproof room thermostat
Waterproof room thermostat
  • Bulb sensor filled with liquid.
  • Adjustment range from -5…+28°C.
  • Differential adjustable from 2…8K.
  • Material protection class and resistant to splashing in accordance with IP65
  • Switching power 230V~, 15(8)A
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Surface contact thermostat
Surface contact thermostat
  • Temperature adjustable from 20…90°C per 5°C.
  • Protection class IP40.
  • Voltage free exchange contact.
  • Switching power 24…230V~, 16(4)A, min. 150mA at 24V~.
  • Ambient temperature -35…+65 .
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Frost protection thermostat
Frost protection thermostat
  • Adjustment range from -10…+12°C.
  • Switch differential 1K.
  • Protection class IP40.
  • Voltage free exchange contact.
  • Switching power 24…230V~, 15(8)A, min. 150mA at 24V~.
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Room thermostat with speed control
Room thermostat with speed control
  • Power supply: 230V/50Hz, 230V/60Hz or 24V/60Hz
  • Protection class: IP30
  • Room temperature adjustable from 0…40°C
  • Transport / storage temperature: -10…+50°C
  • Humidity limits: 20…80% RH (not condensing)
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Digital time switch
Digital time switch
  • Simple to use
  • 8 on/off cycles with 13 different day blocks, programmable by day or block of days.
  • 4 different operating positions: manually on constantly, manually off constantly, adjustable countdown timer, automatic operation in accordance with timer switching programm.
  • Integrated countdown timer.
  • Suitable for wall installation or installation on DIN rail.
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Our own Mark service department, with extensive experience in the field of service and maintenance, is SCIOS certified.
Mark Climate Technology has been ISO 9001 certified for 25 years.

Thermostats and Heating Controls for Mark Climate Technology Units

Control Your HVAC System with Precision

Controlling a Mark unit can be done in many ways. Every building and user has different needs. That is why Mark Climate Technology offers a wide range of thermostat and control solutions. From standard room thermostats to advanced smart heating controls, we help you create the perfect indoor climate.

With the right control, you can:

  • Maintain consistent room temperature

  • Reduce energy consumption

  • Extend the lifespan of your HVAC system

  • Improve comfort for occupants

  • Manage heating from one or more locations

Types of Thermostats

Mark Climate Technology offers both standard and project-based control options for heating and ventilation units.

Room Thermostats and Clock Thermostats

For standard control, we offer several room thermostats and clock thermostats. These include Opentherm and modulating thermostats, which allow precise temperature adjustments. Zone control is also possible, enabling different areas to be heated independently.

Learn more about zone control solutions for air heating systems.

Pintherm Connect Thermostats

Our Pintherm Connect thermostats are digital models equipped with PIN code security. They can connect to your building management system (BMS), depending on the model and configuration.

With multiple switching programs, you can set specific temperatures for different situations, such as:

  • Daytime office hours

  • Evening energy-saving mode

  • Weekend or holiday settings

Find out how BMS-compatible thermostats improve HVAC control.

Smart Heating Controls

Our newest range includes Internet-controllable thermostats and controllers. These smart solutions allow you to read and change settings remotely via Modbus or Ethernet, provided the unit is connected to a network with Internet access.

With these controls, you can:

  • Adjust temperatures via a web browser

  • Use a mobile app on your smartphone or tablet

  • Manage heating from almost anywhere in the world*

*Availability of remote access depends on model type, system setup, and network permissions.

Whether you are at the office, at home, or travelling, you can still control your air heater, radiant heater, or ventilation system.

See our smart control equipment for HVAC systems.

Choosing the Right Thermostat

The right thermostat depends on your system type, building size, and control needs. Factors to consider include:

  • Type of HVAC unit (air heater, radiant heater, or ventilation system)

  • Desired control method (manual, programmable, or smart control)

  • Compatibility with BMS or zone control

  • Energy efficiency goals

Our technical advisors are here to help you make the right choice. We can guide you towards the thermostat that best matches your installation and operational requirements.

Learn about energy-efficient HVAC control systems.

Real-World Applications

Our thermostat solutions are suitable for:

  • Industrial warehouses

  • Commercial offices

  • Sports facilities

  • Schools and universities

  • Retail spaces

By selecting the right control system, you can improve comfort for users, reduce operational costs, and make building management easier.

Why Choose Mark Climate Technology Controls?

  • Full range of standard and custom thermostat options

  • Seamless integration with most Mark heating and ventilation units*

  • BMS connectivity for advanced control (model-dependent)

  • Secure access with PIN code protection

  • Remote control via Internet for flexibility and convenience

*Older or non-Mark units may require additional adapters or wiring adjustments.


Take control of your HVAC system today. Whether you need a standard room thermostat, a programmable clock thermostat, or a smart heating control, Mark Climate Technology has the solution. Our thermostats work seamlessly with air heaters, radiant heaters, and ventilation systems, giving you comfort, efficiency, and flexibility.

Contact our technical advisors for free, no-obligation advice. Email info@markclimate.com or call +31 (0)598 656 612 to discuss your needs.

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