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. Heater equipped with one of the most comprehensive configurations 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 are designed and developed in Finland using user feedback and real‑world experience. A safe and efficient heating solution for northern conditions.

Designed in Finland – built from users’ needs

Warmbox is not a generic “one‑size” model, but a Finland‑designed unit that combines quality and practicality.

• Finnish‑designed display and control system developed for usability and durability

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

Versatile display

All key functions are collected in the LCD display:

• 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: the off/on temperature gap is adjustable between 3–15 °C

• Ventilation mode – can also be used as a fan

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

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

• Heater output adjustable in 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 external power supply (not included).
Fuel: diesel or heating oil.
Fuel consumption is approx. 0.1 litres/kW, making it 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 intake air filter

• Air inlet pipe and air director

• Power cables and earth leads

• Installation accessories

• User 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 litres/kW

• Dimensions: H x D x L: 34 × 25 × 37 cm

• Warranty: 1 year

Why choose WARMATEK Warmbox?

• Designed and developed in Finland. The heater is continuously developed and updated displays are compatible with older WARMATEK models – in many cases just the display swap is enough to update the device.

• Software and display built on user experience

• Quiet, efficient and long‑lasting

• Bluetooth control and LCD display for easy use

• CE‑marked safe product

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