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

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

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 – 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 durability and ease of use

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

Versatile display

The LCD gathers all key functions:

• automatic, manual and 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 and start thresholds adjustable between 3–15 °C

• Ventilation mode; can be used as a fan

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

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

• Heater output adjustable via settings

Safety and quality

• CE‑approved

• Software fault diagnostics and overheat protection

Operation and compatibility

The heater operates on 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 litres per 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, suction pipe and inlet air filter

• Air inlet pipe and air guide

• Power cables and earth leads

• Installation accessories

• Finnish and Swedish manual

Technical specifications

• Supply 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 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 continuously improved and updated displays fit directly to older WARMATEK models. If the software changes and you want to update the device, a display replacement is usually sufficient.

• Software and display built on user experience

• Quiet, efficient and long‑lasting

• Bluetooth control and LCD make operation simple

• CE‑marked and a safe overall solution

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