WARMATEK® Diesel heater 2–8 kW 12/24 V – START & STOP / BLUETOOTH, Oulu

Updated display functions for 2025. More precise thermostat, adjustable start/stop temperature settings and many other improvements. Heater supplied with one of the market’s most comprehensive configurations.

WARMATEK Warmbox is a cased diesel air heater designed and developed in Finland for northern conditions.

The user interface and LCD have been designed and developed in Finland using user feedback and real-world experience. A safe and efficient heating solution for cold climates.

Designed in Finland – built from users’ needs

Warmbox is not a generic “one-size-fits-all” model but a Finland‑designed package combining quality and practicality.

• Finnish-designed display and control system, developed for usability and durability

• Improved components: quality glow plug, quiet fuel pump and reinforced combustion chamber

Versatile display

The LCD brings together all key functions:

• automatic, manual and shut‑off temperature control (selectable in settings)

• weekly timer and scheduling

• Start/Stop function that maintains temperature by automatically stopping and starting the heater

• Adjustable Start/Stop: the off/on differential can be set between 3–15 °C

• Ventilation mode, can also be used as a fan

• The thermostat is integrated in the display (temperature adjustable 10–40 °C)

• Bluetooth control: start, adjust and schedule the heater directly from your phone

• Heater power adjustable from the settings

Safety and quality

• CE approved.

• Software includes fault diagnostics and overheat protection

Operation and compatibility

The heater operates at 12 V or 24 V and is powered from a battery or external power supply (not included).
Fuel: diesel or heating oil.
Fuel consumption is only about 0.1 litres per kW, making the unit very economical.

Applications

Suitable for many uses, such as:

• greenhouses

• warehouses

• garages

• other small spaces that require steady heat without overheating

Package contents

• WARMATEK Warmbox heater unit

• LCD display

• Remote control

• Exhaust pipe and silencer

• Fuel hoses, pickup pipe and intake air filter

• Air inlet pipe and air guide

• Power cables and earth leads

• Installation accessories

• Manual in Finnish and Swedish

Technical specifications

• Operating voltage: 12 V / 24 V

• Fuel: Diesel / heating oil

• Heating power: 2–8 kW

• Current consumption (12 V): 2–4 A

• Start current (12 V): 10–13 A

• Fuel consumption: approx. 0.1 l/kW

• Dimensions: 34 × 25 × 37 cm (H × W × L)

• Warranty: 1 year

Why choose WARMATEK Warmbox?

• Designed and developed in Finland. The heater is continuously improved and the updated displays are compatible with older WARMATEK models. If software changes are made and you want to update the unit, replacing the display is usually sufficient.

• Software and display built on user experience

• Quiet, efficient and long‑lasting

• Bluetooth control and LCD make operation easy

• CE marked and a safe complete solution

• Spare parts and service in Finland, with experienced customer support if needed.