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

Updated display functions for 2025. More precise thermostat, adjustable Start‑Stop thresholds and many other improvements. A heater equipped with the market’s most comprehensive configuration.

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

The user interface and LCD display are 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 user needs

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

• Display and control system designed in Finland for user‑friendliness and durability

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

Versatile display

The LCD brings together all the key functions:

• automatic, manual and switch‑off 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 function: shutdown/start temperature differential adjustable between 3–15 °C

• 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 directly from your phone

• Heater power output adjustable in the settings.

Safety and quality

• CE certified.

• Software includes fault diagnostics and overheating protection

Operation and compatibility

The heater operates on 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 approx. 0.1 litres/kW, making the unit very economical.

Applications

Suitable for many uses, such as:

• greenhouses

• storerooms

• garages

• other small spaces requiring steady heat without overheating

Package contents

• WARMATEK Warmbox heater unit

• LCD display

• Remote control

• Exhaust pipe and silencer

• Fuel hoses, pickup tube and intake air filter

• Air inlet pipe and airflow guide

• Power cables and grounding wires

• 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 W x L)

• Warranty: 1 year

Why choose WARMATEK Warmbox?

• Designed and developed in Finland. The heater is continuously improved and updated displays are compatible with older WARMATEK models. If software changes are made, a display replacement alone is often sufficient to update the unit.

• Software and display built from user experience

• Quiet, efficient and long‑lasting

• Bluetooth control and LCD display make operation easy

• CE marked and a safe overall solution

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