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

Updated display functions for 2025. More precise thermostat, adjustable start‑stop hysteresis and many other improvements. The most comprehensively equipped heater 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 climates.

Designed in Finland – built from users’ needs

The Warmbox is not a generic “one‑size” model but a Finland‑designed package combining quality and practicality.

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

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

Versatile display

The LCD gathers all the essential functions:

• automatic, manual and switch‑off temperature control (selectable in settings)

• weekly timer and scheduling

• Start/Stop function that maintains temperature by switching the heater off and on automatically

• Adjustable Start/Stop hysteresis — shutdown/start temperature difference adjustable from 3–15 °C

• Ventilation mode; can also be used as a fan

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

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

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

Applications

Suitable for many applications, such as:

• greenhouses

• storage spaces

• garages

• other small spaces requiring steady heat 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 deflector

• power cables and earth leads

• installation accessories

• Finnish and Swedish user manual

Technical specifications

• Supply 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 l/kW

• Dimensions: 34 x 25 x 37 cm (H x D x W)

• Warranty: 1 year

Why choose WARMATEK Warmbox?

• Designed and developed in Finland. The heater is continuously developed; updated displays fit directly into older WARMATEK models. If software changes are made 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 make it easy to use

• CE‑marked and a safe package

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