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. The most comprehensively equipped heater on the market.

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 in Finland using user feedback and real‑world experience. A safe and efficient heating solution for cold climates.

Designed in Finland – built around 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 user friendliness and durability

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

Versatile display

The LCD gathers all key functions:

• automatic, manual and shut‑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 thresholds — the off/on difference adjustable between 3–15 °C

• Ventilation mode — can also be used as a fan

• Thermostat on the display (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 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 fuel oil.
Fuel consumption is only about 0.1 litres/kW, making the unit very economical.

Applications

Suitable for many uses, such as:

• greenhouses

• warehouses

• garages

• other small spaces where steady heat is needed without overheating

Package contents

• WARMATEK Warmbox heater unit

• LCD display

• Remote control

• Exhaust pipe and silencer

• Fuel hoses, suction pipe and intake air filter

• Air inlet pipe and air guide

• Power cables and earth wires

• Installation accessories

• Finnish and Swedish user manual

Technical specifications

• Operating voltage: 12 V / 24 V

• Fuel: Diesel / fuel oil

• Heating power: 2000–8000 W

• Power consumption (12 V): 2–4 A

• Start current (12 V): 10–13 A

• Fuel consumption: approx. 0.1 litres/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 developed and updated displays fit directly to 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 a safe solution

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