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

Updated display functions for 2025. More accurate thermostat, adjustable Start–Stop thresholds and many other improvements. Heater supplied with the most comprehensive configuration on the market.

The WARMATEK Warmbox is an enclosed 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 – from user needs upwards

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

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

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

Versatile display

The LCD gathers all the main 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 function: shutdown/start interval adjustable between 3–15 °C

• Ventilation mode — can also be used as a fan

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

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

• Heater output adjustable in the settings

Safety and quality

• CE marked

• Software includes fault diagnostics and overheat 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 used is diesel or heating oil.
Fuel consumption is only approx. 0.1 l/kW, making the unit very economical.

Suitable applications

Suitable for many uses, such as:

• greenhouses

• storage units

• garages

• other small spaces where stable 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 intake air filter

• air inlet pipe and deflector

• power cables and earth wires

• installation accessories

• Finnish and Swedish user manual

Technical specifications

• Operating voltage: 12 V / 24 V

• Fuel: diesel / heating oil

• Heating power: 2 000–8 000 W

• Current consumption (12 V): 2–4 A

• Starting current (12 V): 10–13 A

• Fuel consumption: approx. 0.1 l/kW

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

• Warranty: 1 year

Why choose WARMATEK Warmbox?

• Designed and developed in Finland. The heater is continually improved — for example, updated displays are directly compatible with older WARMATEK models. If software changes occur and you wish to update the device, replacing the display alone is sufficient.

• Software and display built from user experience

• Quiet, efficient and long‑lasting

• Bluetooth control and LCD display make operation simple

• CE marked and a safe package

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