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

Updated display functions for 2025. More accurate thermostat, adjustable Start‑Stop temperature thresholds and many other improvements. The heater is fitted with the market's most comprehensive equipment.

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

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

Designed in Finland – built from users' needs

Warmbox is not a generic “one‑size” model but a Finnish‑designed package combining quality and practicality.

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

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

Versatile display

The LCD display brings together all key functions:

• automatic, manual and shutdown temperature control (selectable in settings)

• weekly timer and scheduling

• Start/Stop function that maintains temperature by automatically switching the heater off and on

• Adjustable Start/Stop thresholds: switching off and on can be set between 3–15 degrees

• Ventilation mode; can also be used as a fan

• The thermostat is on the display (temperature adjustable between 10–40 °C).

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

• Heater output adjustable from the settings

Safety and quality

• CE marked

• Software includes fault diagnostics and overheat protection

Operation and compatibility

The heater runs on 12 V or 24 V and is powered from a battery or an external power supply (not included).
Fuel: diesel or heating oil.
Fuel consumption is only approx. 0.1 l/kW, making the unit very economical.

Applications

Suitable for many uses, such as:

• greenhouses

• warehouses

• garages

• other small spaces where steady heat is required without overheating

Package contents

• WARMATEK Warmbox heater unit

• LCD display

• Remote control

• Exhaust pipe and silencer

• Fuel hoses, pick‑up tube and fuel intake filter

• Air inlet pipe and air deflector

• Power cables and grounding leads

• Installation accessories

• Instruction manual in Finnish and Swedish

Technical specifications

• Operating voltage: 12 V / 24 V

• Fuel: diesel / heating oil

• Heating power: 2000–8000 W

• Current consumption (12 V): 2–4 A

• Starting current (12 V): 10–13 A

• Fuel consumption: approx. 0.1 l/kW

• Dimensions: 34 x 25 x 37 cm (H x D x L)

• Warranty: 1 year

Why choose WARMATEK Warmbox?

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

• Software and display built from user experience

• Quiet, efficient and long‑lasting

• Bluetooth control and LCD display make operation easy

• CE marked and safe

• Spare parts and service available in Finland, with knowledgeable customer support when needed.