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

Updated display features for 2025. More precise thermostat, adjustable Start‑Stop differential and many other improvements. A heater supplied with one of the most comprehensive configurations on the market.

The WARMATEK Warmbox is an encased 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 cold 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

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

Versatile display

The LCD gathers all main functions:

• automatic, manual and switched 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: switch‑off/switch‑on differential adjustable 3–15 °C

• Ventilation mode; can also be used as a fan

• Thermostat located in the display (temperature adjustable 10–40 °C)

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

• Heater output adjustable in settings

Safety and quality

• CE certified.

• 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 power supply (not included).
Fuel: diesel or heating oil.
Fuel consumption is only about 0.1 l/kW, making the unit very economical.

Applications

Suitable for many uses, such as:

• greenhouses

• warehouses

• garages

• other small spaces needing steady heat without overheating

Package contents

• WARMATEK Warmbox heater unit

• LCD display

• Remote control

• Exhaust pipe and silencer

• Fuel lines, suction pipe and intake air filter

• Air inlet pipe and air guide

• Power cables and earth leads

• Fitting 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

• Power 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 and updated displays are compatible with older WARMATEK models. If software changes and you want to update the unit, replacing the display is often sufficient.

• 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 solution

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